where is obion ky
Sponsored Topics. Obion is a town in Obion County, Tennessee, along the Obion River. The population was 1,134 at the 2000 census. It is part of the Union City, TNâKY Micropolitan Statistical Area. Obion is located at 36Â°15â²55â³N 89Â°11â²32â³W / 36.26528Â°N 89.19222Â°W / 36.26528; -89.19222 (36.265406, -89.192299). According to the United States Census Bureau, the town has a total area of 1.2 square miles (3.1 kmÂ²), all land.