Keystone (historical) is a populated place located in Marion County, Arkansas. It appears on the Cozahome USGS 7.5-minute topographic quadrangle. The elevation at this location is approximately 493.71 feet (150.48 m) above sea level.
Marion County · Arkansas
Keystone (historical) is a populated place located in Marion County, Arkansas. It appears on the Cozahome USGS 7.5-minute topographic quadrangle. The elevation at this location is approximately 493.71 feet (150.48 m) above sea level.