Bowling Green is a city and the county seat of Pike County, Missouri, United States. The population was 5,334 at the 2010 census. Bowlin…Bowling Green is a city and the county seat of Pike County, Missouri, United States. The population was 5,334 at the 2010 census. Bowling Green was settled in 1819, and designated county seat in 1824. Settled chiefly by migrants from Kentucky and Virginia, it was named after Bowling Green, Kentucky.