Sylvan (historical) is a populated place located in Cass County, Illinois. It appears on the Ashland USGS 7.5-minute topographic quadrangle. The elevation at this location is approximately 607.00 feet (185.01 m) above sea level.
Cass County · Illinois
Sylvan (historical) is a populated place located in Cass County, Illinois. It appears on the Ashland USGS 7.5-minute topographic quadrangle. The elevation at this location is approximately 607.00 feet (185.01 m) above sea level.