Kloosterburen was a separate municipality until 1990, when it was merged with Leens, Ulrum and Eenrum. During the combining of the four municipalities they were called 'de LEUK gemeenten'.
Kloosterburen operated as a separate entity until 1990, when it joined forces with Leens, Ulrum, and Eenrum. At that time, the four municipalities were referred to as 'the LEUK communities', highlighting their collective identity.