On 1 January 2014, Boarnsterhim is a part of the municipality of Leeuwarden. On 1 January 2018, it was enlarged by Leeuwarderadeel and parts of the former municipality of Littenseradiel.
↑"Postcodetool for 8911DH". Actueel Hoogtebestand Nederland (in Dutch). Het Waterschapshuis. Archived from the original on 11 February 2017. Retrieved 5 September 2013.