| Kollumerland en Nieuwkruisland | |
| Other Name: | Kollumerland c.a. |
| Settlement Type: | Municipality |
| Flag Size: | 100x67px |
| Map Alt: | Highlighted position of Kollumerland c.a. in a municipal map of Friesland |
| Coordinates: | 53.2833°N 14°W |
| Subdivision Type: | Country |
| Subdivision Name: | Netherlands |
| Subdivision Type1: | Province |
| Extinct Title: | Merged |
| Extinct Date: | 2019 |
| Unit Pref: | Metric |
| Elevation Footnotes: | [1] |
| Elevation M: | 0.9 |
| Elevation Max M: | 1.6 |
| Elevation Min M: | 0 |
| Timezone1: | CET |
| Utc Offset1: | +1 |
| Timezone1 Dst: | CEST |
| Utc Offset1 Dst: | +2 |
| Postal Code Type: | Postcode |
| Postal Code: | 9291–9299, 9851–9853 |
| Area Code Type: | Area code |
| Area Code: | 0511, 0594 |
Kollumerland en Nieuwkruisland (; Western Frisian: {{audio|Fy-Kollumerlân.ogg|Kollumerlân|help=no), officially abbreviated as Kollumerland c.a., is a municipality in the northern Netherlands, located in the province of Friesland. In 2019 it merged with the municipalities of Dongeradeel and Ferwerderadiel to form the new municipality Noardeast-Fryslân.
Augsbuurt, Burum, Kollum, Kollumerpomp, Kollumerzwaag, Munnekezijl, Oudwoude, Triemen, Veenklooster, Warfstermolen, Westergeest and Zwagerbosch.[2]
Kollumerland en Nieuwkruisland has a population of 12,775 (1 April 2016, source: CBS).[3]
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.[4]