It consists of the provinces of Jämtland and Härjedalen, along with minor parts of Hälsingland and Ångermanland, plus two small strips of Lapland and Dalarna.

It measures 49,443 km2 (19,090 sq mi) and constitutes 12% of Sweden's total area, making it the country's third largest county.

The county governor and leader of the administrative board, as appointed by the Swedish government, has been Marita Ljung since 2021.

[citation needed] The main aim of the County Administrative Board is to fulfill the goals set in national politics by the Riksdag and the Government, to coordinate the interests and promote the development of the county, to establish regional goals and safeguard the due process of law in the handling of each case.

"bourgeois") majorities or by coalitions overstepping the bloc border, the county council is red-green and the Social Democrats receive three out of five mandates to the Riksdag.