The locality of Gagnef itself is a smaller village.

In 1971 "old" Gagnef was amalgamated with Floda, forming the present municipality.

This is a demographic table based on Gagnef Municipality's electoral districts in the 2022 Swedish general election sourced from SVT's election platform, in turn taken from SCB official statistics.

[3] In total there were 10,500 residents, including 8,044 Swedish citizens of voting age.

Indicators are in percentage points except population totals and income.