Reiderland (population: 7,025) is a municipality in the northeastern Netherlands, in the province of Groningen. The municipality covers an area of 149.70 km2 (of which 55.25 km2 water).

The municipality of Reiderland consists the following towns, villages and townships: Beersterhoogen, Beerta, Booneschans, Drieborg, Ekamp, Finsterwolde, Finsterwolderhamrik, Ganzedijk, Goldhoorn, Hamdijk, Hongerige Wolf, Kostverloren, Kromme-Elleboog, Nieuw-Beerta, Nieuwe Statenzijl, Nieuweschans, Oude Statenzijl, Oudedijk, Oudezijl, Ulsda.