List of municipalities in South Holland

This is a list of municipalities in South Holland. South Holland is divided into 50 municipalities.

Municipal reorganisations
Since 1840, South Holland has ceded five municipalities to the province of Utrecht: Oudewater in 1970, Woerden in 1989, Vianen in 2002, Leerdam and Zederik in 2019.

Municipal reorganisations since 2000:


 * On 1 January 2002 the municipalities of Pijnacker and Nootdorp were merged into the new municipality of Pijnacker-Nootdorp.
 * On 1 January 2002 the municipalities of Leidschendam and Voorburg were merged into the new municipality of Leidschendam-Voorburg.
 * On 1 January 2002 the municipality of Vianen became a part of the province of Utrecht.
 * On 1 January 2003 the municipality of Heerjansdam was merged into the existing municipality of Zwijndrecht.
 * On 1 January 2004 the municipalities of De Lier, 's-Gravenzande, Monster, Naaldwijk and Wateringen were merged into the new municipality of Westland
 * On 1 January 2004 the municipalities of Maasland and Schipluiden were merged into the new municipality of Midden-Delfland.
 * On 1 January 2006 the municipalities of Sassenheim, Voorhout and Warmond were merged into the new municipality of Teylingen.
 * On 1 January 2006 the municipalities of Rijnsburg and Valkenburg were merged into the existing municipality of Katwijk.
 * On 1 January 2007 the municipalities of Liemeer and Ter Aar were merged into the existing municipality of Nieuwkoop.
 * On 1 January 2007 the municipalities of Bergschenhoek, Berkel en Rodenrijs and Bleiswijk were merged into the new municipality of Lansingerland.
 * On 1 January 2007 the municipality of 's-Gravendeel was merged into the existing municipality of Binnenmaas.
 * On 1 January 2009 the municipalities of Alkemade and Jacobswoude were merged into the new municipality of Kaag en Braassem.
 * On 1 January 2010 the municipalities of Moordrecht, Nieuwerkerk aan den IJssel and Zevenhuizen-Moerkapelle were merged into the new municipality of Zuidplas.
 * On 18 March 2010 the municipality of Rozenburg was merged into the existing municipality of Rotterdam.
 * On 1 January 2011 the municipalities of Bodegraven and Reeuwijk were merged into the new municipality of Bodegraven-Reeuwijk.
 * On 1 January 2013 the municipalities of Graafstroom, Liesveld and Nieuw-Lekkerland were merged into the new municipality of Molenwaard.
 * On 1 January 2013 the municipalities of Dirksland, Goedereede, Middelharnis and Oostflakkee were merged into the new municipality of Goeree-Overflakkee.
 * On 1 January 2014 the municipalities of Boskoop and Rijnwoude were merged into the existing municipality of Alphen aan den Rijn.
 * On 1 January 2015 the municipalities of Bergambacht, Nederlek, Ouderkerk, Schoonhoven and Vlist were merged into Krimpenerwaard.
 * On 1 January 2015 the municipalities of Bernisse and Spijkenisse were merged into Nissewaard.
 * On 1 January 2019 the municipalities of Binnenmaas, Cromstrijen, Korendijk, Oud-Beijerland and Strijen were merged into Hoeksche Waard.
 * On 1 January 2019 the municipalities of Giessenlanden and Molenwaard were merged into the new municipality of Molenlanden.
 * On 1 January 2019 the municipality of Noordwijkerhout was merged into the existing municipality of Noordwijk.
 * On 1 January 2019 the municipalities of Leerdam, Zederik and Vianen (Utrecht) were merged into the new municipality of Vijfheerenlanden. This municipality was added to the province of Utrecht.
 * On 1 January 2023 the municipalities of Brielle, Hellevoetsluis and Westvoorne were merged into the new municipality of Voorne aan Zee.