Calhoun County USGS Hamburg Quad, IL,MO, Topographic Map

Calhoun County is a Civil in the state of (county of Calhoun), located at latitude - longitude coordinates (also known as lat-long or GPS coordinates) of N 39.16671 and W -90.65012. Calhoun County is shown in the center of the topographic (topo) map, which is sourced from the United States Geographical Survey map USGS Hamburg quad. The nearest major town is Hardin, IL.