Pernik Municipality () is a municipality in the Pernik Province of Bulgaria.
At the 2011 census, the population of Pernik was 97,181. Most of the inhabitants were Bulgarians (91.4%) with a minority of Gypsies/Romani (1.83%). 6.36% of the population's ethnicity was unknown.
In addition to the capital town of Pernik, the municipality consists of one more town and 22 villages.