 cowan is a city in franklin county, tennessee, united states. the population was 1,737 at the 2010 census. it is part of the tullahoma, tennessee micropolitan statistical area. == history ==  cowan was originally founded in 1808 but remained a minor settlement for several years. thumb|left|cowan railroad museum cowan's establishment as a place dates from the mid-19th century and developed mostly as a railroad town. it was the site where several branch lines met the main nashville to chattanooga trunk of the nashville, chattanooga and st. louis railway. as the last stop before the uphill climb onto the nearby cumberland plateau, pu
Cities_in_Franklin_County,_Tennessee Cities_in_Tennessee Populated_places_established_in_1808 Tullahoma,_Tennessee_micropolitan_area