Bahar County (Persian: شهرستان بهار) is in Hamadan province, Iran.

[3] After the 2011 National Census, the village of Mohajeran was elevated to the status of a city.

[4] At the time of the 2006 census, the county's population was 121,590 in 29,345 households.

[2] Bahar County's population history and administrative structure over three consecutive censuses are shown in the following table.

Media related to Bahar County at Wikimedia Commons