Kollumerland en Nieuwkruisland (Dutch pronunciationⓘ; West Frisian: Kollumerlânⓘ en Nijkrúslân), officially abbreviated as Kollumerland c.a., is a former municipality in the northern Netherlands, located in the province of Friesland.

Augsbuurt, Burum, Kollum, Kollumerpomp, Kollumerzwaag, Munnekezijl, Oudwoude, Triemen, Veenklooster, Warfstermolen, Westergeest and Zwagerbosch.

[4] Kollumerland en Nieuwkruisland has a population of 12,775 (1 April 2016, source: CBS).

Dutch Topographic map of the municipality of Kollumerland en Nieuwkruisland, June 2015.

The Burum community houses the satellite ground station of the Nationale SIGINT Organisatie.