Bo, also commonly referred to as Bo Town, is the second largest city in Sierra Leone by landscape/geographical location (after Freetown) and the largest city in the Southern Province. Bo is the capital and administrative centre of Bo District. The city of Bo had a population of 149,957 in the 2004 census and had a population of about 233,684 based on 2017 estimate. Bo is an urban centre, and lies approximately 160 miles (250 km) eastsoutheast of Freetown, and about 40 miles (71 km) to Kenema. Bo is the leading financial, educational and economic centre of southern Sierra Leone.
The city of Bo is one of Sierra Leone's six municipalities and is locally governed by a directly elected city council, known as the Bo City Council, headed by a mayor. The Mayor and members of the Bo City Council are directly elected every four years in a municipal election.