Effective from 1 January 2011, Oberurnen is part of the municipality of Glarus Nord.

Of the rest of the land, 4.1% is settled (buildings or roads) and the remainder (10.2%) is non-productive (rivers, glaciers or mountains).

Most of the population (as of 2000[update]) speaks German (79.8%), with Italian being second most common ( 8.2%) and Albanian being third ( 3.6%).

[2] In the 2007 federal election the most popular party was the SPS which received 44.9% of the vote.

[2] In Oberurnen about 56.9% of the population (between age 25-64) have completed either non-mandatory upper secondary education or additional higher education (either University or a Fachhochschule).