List of archaeological sites in County Down

List of archaeological sites in County Down, Northern Ireland:

A

 * Aghavilly, Cashel and souterrain, grid ref: J1514 2272
 * Annaghanoon, Rath, grid ref: J1152 5241
 * Ardgeehan, Rath, grid ref: J6231 5131
 * Ardglass, 15th century Merchants’ stores ‘Newark’: Ardglass Castle, grid ref: J5615 3710
 * Ardglass, Tower house: Margaret's Castle, grid ref: J5603 3703
 * Ardglass, Tower house: Cowd Castle or Choud Castle, grid ref: J5606 3705
 * Ardilea, Motte, grid ref: J4164 3914
 * Ardkeen, Motte and bailey with later tower house: Castle Hill, grid ref: J5935 5710
 * Ardkeen, Church and graveyard and coffin lids (2), grid ref: J5941 5670
 * Ardquin, Manor house and ecclesiastical site: the Abbacy, grid ref: J5580 5447
 * Ardtole, Souterrain, grid ref: J5638 3811 (near Ardtole Church)
 * Audleystown, Church and graveyard: Templecormick, grid ref: J5664 5050
 * Aughnafosker, Rath: Pretty Mary’s Fort, grid ref: J1485 5990
 * Aughnagon, Court tomb (remains of), grid ref: J1485 2556

B

 * Ballaghanery, St Mary’s Church, grid ref: J3887 2672
 * Ballaghbeg, World War II Pillbox, grid ref: J3764 3038
 * Ballaghbeg, Harbour: Newcastle Harbour, grid ref: J381 296
 * Ballaghbeg, Fish traps: Lady Annesley’s Fish Traps (2), grid refs: J3780 3016 and J3779 3060
 * Balleevy, Raths (2), grid refs: J1564 4442 and J1576 4484
 * Balleevy, Standing stone
 * Ballinarry, Raised rath, grid ref: J5674 4493
 * Ballintaggart, Standing stone
 * Ballintine, Rath, grid ref: J2662 6273
 * Ballintine, Mound, grid ref: J2629 6285
 * Ballintur, Court tomb, grid ref: J2247 1502
 * Balloo, Raised rath, grid ref: J4923 6070
 * Ballooly, Standing stone, grid ref: J2086 4671
 * Ballyalloly, Rath, grid ref: J4273 6815
 * Ballyalton Court Cairn, Court tomb in Ballyalton townland, grid ref: J5309 4480
 * Ballybeen, Standing stone: The Long Stone, grid ref: J4260 7308
 * Ballybeen, Mound, grid ref: J4148 7294
 * Ballybryan, Windmill stump, grid ref: Area of J586 663
 * Ballycroghan, Cooking places, Area of J538 799
 * Ballycroghan, Standing stone and Bronze Age burials, grid ref: J5381 8068
 * Ballycroghan, Cooking places – Area A and Area B, grid refs: J5393 7970 and J5383 7944
 * Ballycrune, Rath, grid ref: J3027 5648
 * Ballyculter Upper, Inscribed stone, grid ref: J5714 4725
 * Ballydargan, Windmill stump, grid ref: J4895 3884
 * Ballydesland, Large hilltop enclosure, grid ref: J1468 2170
 * Ballydollaghan, Mound, grid ref: J3366 6806
 * Ballydown and Lisnaree, Rath, grid ref: J1484 4672
 * Ballydugan, Bawn, grid ref: J4682 4303
 * Ballydugan, Raised rath, grid ref: J4556 4227
 * Ballydugan, World War II Pillboxes (2), grid refs: J0568 5377 and J0582 5432
 * Ballyedock Upper, Bullaun stones (2), grid ref: J5718 4001
 * Ballyferris, Shipwreck/stranding
 * Ballyferris, Windmill stump, grid ref: J6287 7118
 * Ballyfounder Rath, rath in Ballyfounder townland, grid ref: J6207 4954
 * Ballygalget, Church and graveyard, grid ref: J6262 5418
 * Ballygarvan, Kelp grid, J5870 6531
 * Ballygraffan, Chambered tomb: Ballygraffan Dolmen, grid ref: JJ4730 6715
 * Ballygunaghan, Bivallate rath, grid ref: J1385 5199
 * Ballyhalbert, Standing stone, grid ref: J6463 6356
 * Ballyhalbert, Motte, grid ref: J6470 6351
 * Ballyhay, Rath, grid ref: J5754 7838
 * Ballyholland Lower, Cashel and souterrain, grid ref: J1147 2580
 * Ballykeel, Large hilltop enclosure, grid ref: J2633 5325
 * Ballykeel, Raised rath, grid ref: J4351 4031
 * Ballykeel, Rath, grid ref: J1585 3235
 * Ballykeel (Holywood), Church: Holywood Priory, grid ref: J4013 7935
 * Ballykinler Lower, Raised rath and motte: Lismahon, grid ref: J4293 3891
 * Ballykinler Middle, Church site and graveyard, ‘Parkaneety’, grid ref: J4252 3735
 * Ballylenaghan, Belvoir Motte, grid ref: J3403 6984
 * Ballylesson, Multivallate fort: ‘Farrell’s Fort’, grid ref: J3354 6610
 * Ballylintagh, Raths (2), grid refs: J2892 5676 and J2769 5600
 * Ballylone Little, Rath, grid ref: J3823 5340
 * Ballylone Little, Multivallate rath, grid ref: J3778 5364
 * Ballyloughlin, Standing stones (2) (remains of megalithic tomb), grid ref: J3907 3423
 * Ballymacaramery, Rath, grid ref: J3813 5447
 * Ballymacaratty Beg, Rath, grid ref: J0921 3676
 * Ballymacarrett, Chimney stack: Sirocco Chimney, grid ref: J3480 7417
 * Ballymacateer, Rath, grid ref: J1250 5722
 * Ballymackilreiny and Derryneill, Cairn and long cist: the Cove, grid ref: J2718 4143
 * Ballymaganlis, Rath, grid ref: J2007 5360
 * Ballymaghery, Motte, grid ref: J2223 2888
 * Ballymaginaghy, Platform rath and souterrain, grid ref: J3104 3873
 * Ballymaginaghy, Standing stone, grid ref: J3088 3820
 * Ballymaginaghy, Cashel and souterrain, grid ref: J3098 3778
 * Ballymaginaghy, Rath (otherwise known as Coen’s fort), grid ref: J3033 3865
 * Ballymaglave North, Rath: Edenavaddy Hill, grid ref: J3605 5185
 * Ballymalady, Motte, grid ref: J4359 6767
 * Ballymartin, Cup-marked stone, grid ref: J5076 6285
 * Ballyministragh, Windmill stump, grid ref: J4968 6234
 * Ballymoney, Rath, grid ref: J1337 4837
 * Ballymoney, Counterscarp rath, grid ref: J2805 3405
 * Ballymoney, Church ruins and graveyard: Kilcoo Graveyard, grid ref: J2816 3374
 * Ballymurphy, Platform rath, grid ref: J3264 5475
 * Ballynahinch, Windmill stump, grid ref: J3713 5245
 * Ballynaris, Mound: Phil’s Fort, grid ref: J1786 5373
 * Ballynoe, Rath, grid ref: J5802 7986
 * Ballynoe, Ballynoe Stone Circle (area around and embracing the state care monument), grid ref: J4813 4038
 * Ballyoran, Standing stone, grid ref: J4434 7420
 * Ballyorgan, Church site: Cappel-na-Coole, grid ref: J5712 4305
 * Ballyphilip, Medieval and post-medieval church and graveyard: Templecraney, grid ref: J5941 5110
 * Ballyrenan, Rath, grid ref: J4895 4703
 * Ballyrickard, Motte, grid ref: J4829 7047
 * Ballyrogan or Mourne Park, Court tomb, grid ref: J2818 1601
 * Ballyroney, Motte and bailey: Ballyroney Castle, grid ref: J2162 3948
 * Ballyroney, Standing stone, grid ref: J2147 4005
 * Ballyrush, Bivallate rath, grid ref: J4333 6585
 * Ballysallagh, Large circular enclosure, grid ref: J2304 5173
 * Ballyskeagh High, Cairn: Cairngaver, grid ref: J4542 7656
 * Ballystokes, Cup and ring marked stone, grid ref: J5263 4577
 * Ballytrustan, Church and graveyard, grid ref: J1194 4983
 * Ballyvally, Rath: Rough Fort, grid ref: J1153 4424
 * Ballyvally, Rath, grid ref: J1648 2605
 * Ballyvaston, Open field system, grid ref: Area of J493 362
 * Ballyveagh More, Church site: Kimeloge, grid ref: J3445 1832
 * Ballyvicknacally, Motte and bailey: Dromore Mound (area adjoining the state care monument), grid ref: J2061 5317
 * Ballywalter, Windmill stump, grid ref: J6216 6918
 * Ballywalter, Church and Anglo-Norman stone coffin lids (3), grid ref: J6224 6994
 * Ballywillwill, Rath, grid ref: J3517 4157
 * Ballyworfy, Rath: Spirehill, grid ref: J2747 3753
 * Bangor Abbey (site of), includes Malachy’s wall, in Corporation (Bangor) townland, grid ref: J5015 8110
 * Barnamaghery, Standing stone, grid ref: J4528 5443
 * Barnmeen, Standing stone, grid ref: J1723 3302
 * Barnmeen, Rath: Lisnabrean, grid ref: J1696 3336
 * Barnmeen, Counterscarp rath, grid ref: J1835 3160
 * Begny, Rath, grid ref: J2975 5025
 * Begny, Standing stone, grid ref: J3059 5004
 * Black Abbey, Benedictine abbey: Black Abbey or St Andrews in the Ards, grid ref: J6083 6750
 * Bonecastle, Rath, grid ref: J4614 4103
 * Braniel, Rath, grid ref: J3883 7108
 * Brickland, Ring barrow: Waterhill Fort, grid ref: J1157 4060
 * Bright, Tower house, grid ref: J5066 3822
 * Bright, Corbelled pig crew, grid ref: J5063 3771
 * Burren, Cashel, grid ref: J3165 5170
 * Burren, Platform rath, grid ref: J3295 5356
 * Burren, Court tomb, grid ref: J1343 2251

C

 * Cabragh, Enclosure: Cabragh Fort, grid ref: J2967 5949
 * Carcullion, Enclosure, possible mill site, grid ref: J2065 2824
 * Cargygray, Raths (2), grid refs: J3092 5476 and J3174 5413
 * Carlingford Lough, 16th century artillery fort: Carlingford Block House, grid ref: J2556 0969
 * Carnacavill, Ecclesiastical site: Maghera Old Church, grid ref: J3722 3411
 * Carnalbanagh East (Moira), Mound, grid ref: J1522 6038
 * Carnew, Rectangular enclosure: Carnew Fort, grid ref: J2376 4643
 * Carnmeen, Standing stones (2), grid refs: J0825 3071 and J0807 5311
 * Carrownacaw, Standing stone: the Long Stone, grid ref: J5437 4639
 * Carrowreagh, Ring barrow, grid ref: J4382 7424
 * Carrowreagh, Prehistoric earthworks, grid ref: J4386 7447
 * Carryduff, Rath: Queen’s Fort, grid ref: J3662 6520
 * Caskum, Counterscarp rath, grid ref: J1199 4282
 * Castleboy, Church and tower house (ruins of), grid ref: J6252 5562
 * Castle Enigan, Cashel, grid ref: J1281 3226
 * Castle Espie, Shell midden, grid ref: J4971 6708
 * Castle Espie, Powder and explosives store, grid ref: J4930 6713
 * Castle Espie, Brick works, grid ref: J4954 6721
 * Castlereagh, Barrow, grid ref: J3788 7073
 * Castleskreen, Rath and motte, grid ref: J4730 4027
 * Castleskreen, Rectangular enclosure and souterrain, J4732 3979
 * Castleskreen, Rath and tower house, grid ref: J4658 4000
 * Castleward, Tower house: Old Castle Ward, grid ref: J5740 4985
 * Castleward, Standing stone, possible portal tomb remains, grid ref: J5698 4994
 * Castleward, 18th century formal garden layout and canal: Temple Water Canal, grid ref: J5732 5002
 * Castleward, Stone quay, grid ref: J5749 4973
 * Cattogs, Deserted settlement: New Comber, grid ref: Area of J467 685
 * Chapel Island (Strangford Lough), Church site and ancillary features, grid ref: Area of J554 672
 * Church Quarter (Dundonald), Motte, grid ref: J4180 7388
 * Clare, Crannog, grid ref: J0926 5293
 * Clarkill, Cashel and souterrain, grid ref: J3400 3828
 * Clarkill, Enclosure – graveyard, grid ref: J3421 3673
 * Clarkill, Standing stone, grid ref: J3408 3835
 * Clay, Raised rath, grid ref: J5105 5692
 * Clay, Crannog in the Clea Lakes, grid ref: J5076 5561
 * Clay, Tullymacnous and Tullyveery, Crannog in the Clea Lakes, grid ref: J5099 5494
 * Cloghanramer and Damolly, Rath: Spring Hill Fort, grid ref: J0828 2859
 * Clonallan Glebe, Rath: Rathturret, grid ref: J1547 1893
 * Clontaghnaglar, Rath, grid ref: J4376 5590
 * Clonvaraghan, Cashel and souterrains (2), grid refs: J3441 4115 and J3427 3953
 * Commons, Strongpoint, grid ref: J4984 7298
 * Coniamstown, Motte and bailey, grid ref: J5058 3974
 * Conlig, Standing stone, grid ref: J4937 7783
 * Coolnacran, Rath, grid ref: J1027 4282
 * Coolnacran, Counterscarp raised rath, grid ref: J1053 4336
 * Coolsallagh, Multi-ditched enclosure, grid ref: J1505 5412
 * Corcreeghy, Rath, grid ref: J1018 3306
 * Corcreeghy, Conjoined raths, grid ref: J1017 3195
 * Corporation (Bangor), Bangor Abbey (site of), includes Malachy’s wall, grid ref: J5015 8110
 * Corporation (Killyleagh), Ecclesiastical site, grid ref: J5242 5323
 * Corporation North (Newtownards), Windmill, grid ref: J4939 7489
 * Corporation (Killyleagh), Rath pair, grid ref: J5200 5149
 * Cowd Castle or Choud Castle, Tower house in Ardglass, grid ref: J5606 3705
 * Craigavad, Mound, grid ref: J4328 8173
 * Craigboy, Platform rath, grid ref: J5862 7746
 * Cranfield, Mound, grid ref: J2717 1044
 * Croreagh, Rath, grid ref: J1219 2890
 * Croreagh, Standing stones (2), grid ref: J12172949
 * Crossnacreevy, Rath, grid ref: J3969 7016
 * Cumber, Rath, grid ref: J3910 4994

D

 * Damolly and Cloghanramer, Rath: Spring Hill Fort, grid ref: J0828 2859
 * Dane's Cast, Linear earthwork visible at several points in the following townlands:
 * Drumantine, grid refs: J0682 to J0689 3629 and J0679 3667 to J0862 3646
 * Killysavan, grid refs: J0691 to J0684 3918 and J0684 3918 to J0690 3848
 * Knocknanarny, grid ref: J0634 3471 to J0638 3437
 * Lisnabrague, grid ref: J0664 4104 to J0682 4062
 * Lisnagade, grid ref: Area of J086 439
 * Loughadian, grid ref: J0702 4006 to J0694 3969
 * Scarva, grid refs: J078 436 to J066 421, J074 433 to J078 436, J071 430 to J075 434 and J076 432 to J077 434
 * Deehommed, Cashel, grid ref: J2450 4260
 * Deehommed, Raths (2), grid ref: J2588 4160 and J2585 4138
 * Deehommed, Chimney, grid ref: J2579 4075
 * Demesne of Down, Mound and enclosure: Magnus Grave, grid ref: J4773 4357
 * Demesne of Down, Cross: Downpatrick Town Cross, grid ref: J4830 4450
 * Demesne of Down, Cathedral Hill, Downpatrick: earthworks and ecclesiastical site, grid ref: Area of J483 444
 * Demesne of Down, Motte and enclosure: Mound of Down, grid ref: J4825 4498
 * Demesne of Down, Standing stone, grid ref: J4850 4345
 * Derry, Rath, grid ref: J3025 5165
 * Derryboy, Rath, grid ref: J4838 5512
 * Derryleckagh, Church and graveyard: Templegowran, grid ref: J1279 2645
 * Derryneill, Raised rath, grid ref: J2720 3976
 * Derryneill and Ballymackilreiny, Cairn and long cist: the Cove, grid ref: J2718 4143
 * Donaghadee, Motte, grid ref: J5882 8009
 * Donaghaguy, Barrow, grid ref: J1360 2070
 * Donaghaguy, Standing stone, grid ref: J1416 1972
 * Dromore, Tower house: Dromore Castle, grid ref: J2009 5323
 * Dromore Mound, Motte and bailey (area adjoining the state care monument) in Ballyvicknacally townland, grid ref: J2061 5317
 * Dromorebrague, Large enclosure, grid ref: J1344 4164
 * Drumaghadone, Rath, grid ref: J2058 5049
 * Drumaghlis, 17th-century house, ‘The Ha’, grid ref: J4216 5118
 * Drumanakelly, Rath: Blackwood’s Fort, grid ref: J3915 4403
 * Drumantine, Rath, grid ref: J0839 3590
 * Drumantine, Dane's Cast linear earthwork, grid refs: J0682 to J0689 3629 and J0679 3667 to J0862 3646
 * Drumaroad, Cashel: White Fort, grid ref: J3653 4397
 * Drumbo, Round tower, grid ref: J3214 6506
 * Drumboneth, Rath, grid ref: J2103 5230
 * Drumboneth, Enclosure, grid ref: J1980 5203
 * Drumena, Cairn with cist: Carnbane, grid ref: J3063 3358
 * Drumena, Cashel, grid ref: J3089 3372
 * Drumgath, Graveyard and site of medieval church, grid ref: J1672 2959
 * Drumhirk, Rath, grid ref: J4586 6553
 * Drummiller, Standing stone, grid ref: J0742 3117
 * Drummiller, Motte, grid ref: J0833 3098
 * Drummiller, World War II Pillbox, grid ref: J0705 4449
 * Drumnahare, Standing stone, grid ref: J1105 4152
 * Drumnahare, Loughbrickland Crannóg in Lough Brickland, grid ref: J1113 4118
 * Drumnahare, Mound, grid ref: J1130 4197
 * Drumreagh, Raised fort or motte: Curly’s Fort, grid ref: J4358 6019
 * Drumsallagh, Monastic site, grid ref: J0935 4142
 * Drumsallagh, Rath, grid ref: J0923 4054
 * Dunbeg Upper, Fortification: Dunbeg Fort, grid ref: J3395 4872
 * Dunbeg Upper, Rath, grid ref: J3473 4845
 * Duneight, Motte and bailey (area surrounding the state care monument), grid ref: J2777 6078
 * Duneight, Rath: Todd’s Grave, grid ref: J2797 6156
 * Dunlady, Mound, grid ref: J4304 7420
 * Dunmore, Church and graveyard: Templemoyle, grid ref: J3665 4703
 * Dunmore, Neolithic house, grid ref: J3643 4607
 * Dunnaman, Court tomb: Giant’s Grave, grid ref: J2885 1503
 * Dunnanew, Counterscarp rath, grid ref: J4157 4257
 * Dunnaval, Rath, grid ref: J2850 1293
 * Dunover, Motte, grid ref: J6052 7032
 * Dunturk, Rath, grid ref: J3593 4373

E

 * Edenagarry, Round cairn, grid ref: J1825 3779
 * Edenderry, Motte, grid ref: J3181 6806
 * Edenderry, Chimney (known as Edenderry bleach works), grid ref: J1209 9468
 * Edenmore, Cashel, grid ref: J1453 2669
 * Edenmore, Court tomb, grid ref: J1475 2583
 * Edentrumly, Rath and souterrains: Lisbane, grid ref: J1677 2693
 * Erenagh, Enclosure, grid ref: J4658 4083

F

 * Farranfad, Mound: Piper’s Fort, grid ref: J4337 4335
 * Finnard, Rath, grid ref: J1390 3195
 * Finnis, Souterrain, grid ref: J2740 4418
 * Fish Quarter, Fish trap: Doctor’s Bay, grid ref: J5985 6206

G

 * Gargarry, Standing stone, grid ref: J2887 3791
 * Glasdrumman, Windmill, flourmill and dwelling, grid ref: J4105 5946
 * Glasdrumman, Court tomb and graveyard: Killygony Graveyard, grid ref: J3768 5436
 * Glasdrumman, Cashel, grid ref: J3668 5487
 * Glebe, Cross in Donaghmore churchyard, grid ref: J1045 3495
 * Glenloughan, Standing stone: Cloghmore, grid ref: J0669 4452
 * Glenloughan, Rath with annex, grid ref: J0743 4404
 * Glenloughan, World War II Pillbox, grid ref: J0736 4436
 * Goward Dolmen, Court tomb in Goward townland, grid ref: J2374 2964
 * Gransha, Raised rath: Gransha Mound, grid ref: J5314 7694
 * Gransha, Large hilltop enclosure, grid ref: J2516 4609
 * Gransha, Tidal mill wall, grid ref: J5971 6054
 * Greenan, Mound: Dumb Fort, grid ref: J1768 5357
 * Greenan, Standings stones (3): Three Sisters, grid ref: J1015 4110
 * Greenan, Graveyard and crosses ‘Clonlea’, grid ref: J1182 2219
 * Greencastle, Motte, grid ref: J2429 1182
 * Greencastle, Church, grid ref: J2453 1181
 * Greengraves, Portal tomb: The Kempe Stones, grid ref: J4454 7363
 * Greyabbey Bay, Intertidal archaeological landscape, grid ref: J568 670
 * Growell, Crannog in Lough Aghery, grid ref: J2815 5336

H

 * Hillhall, Bawn (remains of), grid ref: J3012 6443

I

 * Imdel, Rath, grid ref: J1563 3734
 * Inch, Monastic remains outside State Care area, grid ref: Area of J477 455
 * Islandbane, Standing stone, grid ref: J4798 4003
 * Islandmoyle, Standing stone (otherwise known as the Gray stone), grid ref: J2628 3507

K

 * Keentagh, Complex cairn: Millin Bay Cairn (area around the state care monument), grid ref: J6288 4949
 * Kilbroney, Crosses (2), church and graveyard, grid ref: J1880 1954
 * Kilbroney, Standing stones (2), grid refs: J1870 1936 and J1864 1911
 * Kilclief, Motte, grid ref: J5979 4618
 * Kilclief, Anglo-Norman coffin lids (2) (in Church of Ireland Church), grid ref: J5960 4569
 * Kilkeel, Portal tomb: the Crawtree Stone, grid ref: J3075 1486
 * Kilkeel, Rath, reused as medieval church and graveyard: Church of St Colman del Morne, grid ref: J3070 1456
 * Killough, Harbour (Killough Harbour), grid ref: J5415 3633
 * Killysavan, Dane's Cast linear earthwork, grid refs: J0691 to J0684 3918 and J0684 3918 to J0690 3848
 * Kilmore, Multi-ditched enclosure, grid ref: J0855 6222
 * Kilpike, Rath, grid ref: J1245 4843
 * Kinghill, Rath and possible souterrain, grid ref: J2575 3278
 * Kircubbin, Harbour (Kircubbin Harbour), grid ref: J5953 6310
 * Kirkistown, Motte, grid ref: J6382 5753
 * Kirkistown, 17th century windmill, grid ref: J6411 5784
 * Knock, Motte: Shandon Park Motte (area surrounding the state care monument), grid ref: J3846 7277
 * Knocknanarny, Large enclosure, grid ref: J0671 3443
 * Knocknanarny, Platform rath, grid ref: J0744 3363
 * Knocknanarny, Dane's Cast linear earthwork, grid ref: J0634 3471 to J0638 3437

L

 * Lagan Navigation, canal visible at several points in the following townlands:
 * Reach 1: Malone Lower, grid ref: J3397 7128 to J3407 7709
 * Reach 2: Malone Upper, grid ref: J3369 7018 to J3353 6969
 * Reach 3: Ballynavally, grid ref: J3309 6915 to J3257 6914
 * Reach 4: Malone Upper, grid ref: J3195 6759 to J3099 6687
 * Reach 5: Malone Upper, grid ref: J3068 6714 to J3055 6720
 * Reach 6: Ballyskeagh, grid ref: J3005 6784 to J2861 6658
 * Reach 7: Lambeg, Lisnatrude and Tullycross, grid ref: J2806 6636 to J2803 6466
 * Reach 9: Old Warren, grid ref: J2670 6336 to J2664 6333
 * Reach 10: Blaris, grid ref: J2600 6275 to J2594 6247
 * Lapnagoppoge, Navigation pillar, grid ref: J5862 4705
 * Lappoges, Court tomb: Giant’s Graves, grid ref: J2557 5277
 * Legannany, Graveyard with cross-inscribed pillar stone, grid ref: J3033 4274
 * Legananny Dolmen, Dolmen, grid ref: J2887 4339
 * Lisboy, Raised rath, grid ref: J5144 4790
 * Lisdalgan, Raised rath, grid ref: J3939 5980
 * Lisnabrague, Standing stone, grid ref: J0716 4095
 * Lisnabrague, Dane's Cast linear earthwork, grid ref: J0664 4104 to J0682 4062
 * Lisnabreeny, Rath, grid ref: J3727 6946
 * Lisnacree, Church site and graveyard: Tamlaght, grid ref: J2447 1461
 * Lisnacroppan, Mound and enclosure: barrow, grid ref: J1924 3721
 * Lisnagade, Rath: Lisnaweelan, grid ref: J0833 4426
 * Lisnagade, Rath, grid ref: J0887 4347
 * Lisnagade, Dane's Cast linear earthwork, grid ref: Area of J086 439
 * Lisnaree and Ballydown, Rath, grid ref: J1484 4672
 * Lisnatierny, Counterscarp rath, grid ref: J1056 3730
 * Lisoid, Raised rath, grid ref: J5099 3674
 * Listooder, Raths, grid refs: J4110 5320 and J4173 5299
 * Loughadian, Dane's Cast linear earthwork, grid ref: J0702 4006 to J0694 3969
 * Loughans, World War II Pillboxes, grid refs: J0524 2746 and J0531 4733
 * Loughbrickland Crannóg in Lough Brickland, in Drumnahare townland, grid ref: J1113 4118
 * Loughkeelan, Raised rath, grid ref: J5618 4558
 * Loughmoney, Portal tomb: Loughmoney Dolmen, grid ref: J5391 4635

M

 * Magheradrool, Church, grid ref: J3792 5127
 * Magheradrool, Rath, grid ref: J3829 4977
 * Magheraknock, Hilltop enclosure: Magheraknock Fort, grid ref: J3444 5591
 * Magheraknock, Rath, grid ref: J3471 5699
 * Magheramayo, Rath and souterrain: Big Fort, grid ref: J2965 3800
 * Magheramayo, Standing stone, grid ref: J2984 3841
 * Magherana, Rath, grid ref: J1034 5467
 * Magheratimpany, Rath, grid ref: J3749 4779
 * Mahee Castle, Tower house and bawn (area adjacent to the State Care monument), in Mahee Island townland, grid ref: J5239 6393
 * Mahee Island, Nendrum Monastery monastic site (area surrounding the State Care Monument), grid ref: J5245 6364
 * Mahee Island, Tide mill, grid ref: J5255 6375
 * Mahee Island, Landing place, grid ref: J524 639
 * Margaret's Castle, Tower house in Ardglass, grid ref: J5603 3703
 * Mayo, Standing stone: Long stone, grid ref: J1604 2662
 * Mayo, Standing stone, grid ref: J1627 2524
 * Mayo, Enclosure, grid ref: J1650 2525
 * Maze, Hangars and World War II Pillbox, grid ref: J2241 6201
 * Meenan, Counterscarp rath, grid ref: J0928 3967
 * Millin Bay Cairn, Complex cairn (area around the state care monument), in Keentagh townland, grid ref: J6288 4949
 * Milltown, Court tomb: Carnanbane, grid ref: J1325 2475
 * Moneydorragh More, Standing stone: the Long Stone, grid ref: J3539 1991
 * Moneyscalp, Cashel, grid ref: J3142 3441
 * Moneyslane, Standing stones (2), grid ref: J2538 3998
 * Monlough, Rath, grid ref: J3909 6514
 * Mount Stewart, Motte: Moat Hill, grid ref: J5635 7013
 * Moyad, Court tomb: Rush’s Cove, grid ref: J2878 1958
 * Moygannon, Raths (2), grid refs: J1615 1991 and J1609 1981
 * Mullaghmore, Ring barrows (2) and standing stones, grid ref: J1928 2722

N

 * Narrow Water, Motte, grid ref: J1291 1923
 * Nendrum Monastery, Monastic site (area surrounding the State Care Monument), in Mahee Island townland, grid ref: J5245 6364
 * Newry, Tower house: Bagnal’s Castle, grid ref: J0873 2615
 * Newry Canal, Canal visible at several points in the following townlands:
 * Reach 1 (a): Drumalane and Lisdrumliska, grid ref: J1091 2071 to J0848 2594
 * Reach 1 (b): Ballinlare, Lisdrumgullion and Lisdrumliska, grid ref: J0848 2594 to J0874 2743
 * Reach 2: Lisdrumgullion, grid ref: J0874 2743 to J0848 2806
 * Reach 3: Damolly, grid ref: J0848 2806 to J0773 2869
 * Reach 4: Carnbane and Lisdrumgullion, grid ref: J0773 2869 to J0749 2936
 * Reach 5: Carnmeen, grid ref: J0749 2936 to J0742 3087
 * Reach 6: Carnmeen and Drummiller, grid ref: J0742 3087 to J0676 3230
 * Reach 7: Knockanarny, grid ref: J0676 3230 to J0616 3433
 * Reach 8: Ballylough, Drumantine and Knockanarny, grid ref: J0616 3433 to J0648 3678
 * Reach 9: Aughantaraghan and Damoan, grid ref: J0648 3678 to J0675 3833
 * Reach 10: Loughadian, grid ref: J0675 3833 to J0613 to 3928
 * Reach 11: Glenloughan, Scarva, Lisnabrague and Loughadian, grid ref: J0613 3928 to J0638 4504
 * Reach 12: Terryhogan, grid ref: J0638 4504 to J0631 4536
 * Reach 13: Moyallan and Mullabrack, grid ref: J0631 4536 to J0314 5117
 * Newtownards, 17th-century garden, walls and canal, grid ref: Area of J491 737
 * Newtownards, Market Cross: Old Cross, grid ref: J4915 7403

O

 * Ogilby Island, Stone and wooden fish trap, grid ref: Area of J507 687
 * Ouley, Church site, graveyard and enclosure, grid ref: J1450 3612

Q

 * Quarter Cormick, Standing stone, J4728 4236
 * Queens Island, Thompson and Alexandra Graving Docks, grid ref: J3564 7601 and J3570 7627
 * Queens Island, Hamilton Graving Dock, grid ref: J3012 6443
 * Queens Island, Twin slipways of the RMS Titanic and RMS Olympic ships, grid ref: J3512 7543
 * Queens Island, Travelling cranes and building dock: Samson and Goliath, grid ref: J3582 7547
 * Quoile, Tower house: Quoile Castle, grid ref: J4963 4701

R

 * Raholp, Church and graveyard: St Tassach’s, Saul, grid ref: J5406 4788
 * Raholp, Chambered tomb, grid ref: J5429 4719
 * Rainey Island, Oyster midden, grid ref: J5270 6314
 * Rathgorman, Motte and bailey, grid ref: J5278 5821
 * Rathmullan, Raised rath and motte: Rathmullan Motte, grid ref: J4775 3736
 * Rathmullan Lower, Barrow, grid ref: J4816 3743
 * Ringbane, Rath, grid ref: J1235 3445
 * Ringhaddy, Church: Ringhaddy Church (area surrounding the State Care monument), grid ref: J5381 5898
 * Ringhaddy, Tower house: Ringhaddy Castle, J5384 5886
 * Ringmackilroy, Windmill, grid ref: J1428 1822
 * Ringneill, Stone fish trap, grid ref: J5180 6615
 * Rosemount, Rath, grid ref: J5803 6766
 * Rossconor (Rathfriland), Tower house, grid ref: J2013 3374
 * Rossglass, Corbelled pig crews, grid ref: J5163 3510
 * Rostrevor, 18th century style grotto, grid ref: J1748 1860
 * Round Island, Structural complex, grid ref: J577 566

S

 * Saul, Ecclesiastical site: Saul Abbey, grid ref: J5097 4634
 * Saul, Carved stone head, grid ref: J5076 4673
 * Saval Beg, Standing stone, grid ref: J1205 3104
 * Saval More, Standing stones (2), grid ref: J1216 3119
 * Scarva, World War II Pillboxes (2), grid refs: J0645 4365 and J0719 4289
 * Scarva, Bivallate rath, grid ref: J0744 4398
 * Scarva, Dane's Cast linear earthwork, grid refs: J078 436 to J066 421, J074 433 to J078 436, J071 430 to J075 434 and J076 432 to J077 434
 * Scrabo, Hut circles, grid ref: Area of J477 726
 * Scrabo, Hillfort, grid ref: J4776 7260
 * Seafin, Castle, grid ref: J2205 3880
 * Seafin, Rath, grid ref: J2157 3786
 * Sheepland Beg, Windmill stump, grid ref: J5764 3924
 * Sheeptown, Motte and bailey: Crown Mound, grid ref: J1074 2791
 * Shrigley Mill chimney, Chimney stack in Tullyveery townland, grid ref: J5203 5390
 * Skeagh, Rath: Cromie’s Fort, grid ref: J2358 5018
 * Slanes, Church, graveyard, souterrain and enclosure, grid ref: J6372 5517
 * Slidderyford Dolmen, Portal tomb in Wateresk townland, grid ref: J3936 3437
 * Slievenagriddle, Megalithic cist, grid ref: J5295 4535
 * Strangford Lower, Tower: Old Court, grid ref: J5890 5002

T

 * Tamnaharry, Possible megalithic tomb and enclosure: Cloghadda, grid ref: J1542 2444
 * Tara, Rath: Tara Fort, grid ref: J6267 4850
 * Teconnaught, Rath, grid ref: J4321 4836
 * Tollymore, Rath: St Cillan’s Fort, grid ref: J3680 3195
 * Tollymore Park, Cashel: White Fort, grid ref: J3305 3178
 * Tonaghmore, Rath, grid ref: J3932 5748
 * Tonaghmore, Windmill stump, grid ref: J3841 5676
 * Town Parks (Comber), Motte, grid ref: J4480 6843
 * Tullyboard, Windmill stump: Portaferry, grid ref: J5995 5056
 * Tullycarn, Rath, grid ref: J1509 5258
 * Tullyear, Rath, grid ref: J1338 4489
 * Tullyhinan, Raths, grid refs: J1614 4864 and J1500 4776
 * Tullymacnous, Clay and Tullyveery, Crannog in the Clea Lakes, grid ref: J5099 5494
 * Tullymurry, Motte and bailey, grid ref: J4352 4182
 * Tullynakill, Harbour, grid ref: J5237 6348
 * Tullyveery, Chimney stack, Shrigley Mill chimney, grid ref: J5203 5390
 * Tullyveery, Tullymacnous and Clay, Crannog in the Clea Lakes, grid ref: J5099 5494

W

 * Walshestown, Tower house and bawn: Walshestown Castle, grid ref: J5452 4978
 * Walshestown, Pier, grid ref: J5448 5012
 * Wateresk, Portal tomb: Slidderyford Dolmen, grid ref: J3936 3437
 * Whitespots, Lead mine: engine-house, shaft, chimney etc., grid ref: J4918 7689
 * Whitespots, Lead mine: chimney of south engine-house, grid ref: J4925 7628
 * Whitespots, Lead mine: windmill stump, grid ref: J4936 7647
 * Whitespots, Lead mine: bog shaft, engine-house and ancillary structures including chimney and outbuildings, grid ref: J4930 7592
 * Woodgrange, Rath and tower house (area surrounding the state care monument, grid ref: J4446 4648