Poplar Grove is an unincorporated community in Howard County, Indiana, in the United States.[1]
Poplar Grove was laid out in 1846.[2] It was named for a large grove of trees at the original town site.[3][4]
40°33′20″N 86°20′50″W / 40.55556°N 86.34722°W / 40.55556; -86.34722