Babolsar County is in Mazandaran province, Iran, on the Caspian Sea. Its capital is the city of Babolsar.

History

After the 2006 National Census, Fereydunkenar District was separated from the county in the establishment of Fereydunkenar County.

Demographics

Population

At the time of the 2006 census, the county's population was 172,600 in 46,595 households. The following census in 2011 counted 124,323 people in 37,838 households. The 2016 census measured the population of the county as 135,191 in 44,482 households.

Administrative divisions

Babolsar County's population history and administrative structure over three consecutive censuses are shown in the following table.