Duncan is a populated place located in Hancock County, Iowa. It appears on the Duncan USGS 7.5-minute topographic quadrangle. The elevation at this location is approximately 1,237.00 feet (377.04 m) above sea level.
Hancock County · Iowa
Duncan is a populated place located in Hancock County, Iowa. It appears on the Duncan USGS 7.5-minute topographic quadrangle. The elevation at this location is approximately 1,237.00 feet (377.04 m) above sea level.