Onesquethaw Valley Historic District

Onesquethaw Valley Historic District is a national historic district principally located at New Scotland in Albany County, New York. It includes 25 contributing buildings and three contributing archaeological sites. In encompasses farmsteads and sites in part of the valley of Onesquethaw Creek, a tributary of Coeymans Creek. Most notable are eight 18th-century stone houses. The archaeological sites are a grist mill site, sawmill site, and a prehistoric Indian site.

It was listed on the National Register of Historic Places in 1974.