Henry County topographic map
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About this map
Name: Henry County topographic map, elevation, terrain.
Location: Henry County, Illinois, United States (41.14940 -90.43770 41.58625 -89.85674)
Average elevation: 702 ft
Minimum elevation: 558 ft
Maximum elevation: 883 ft
According to the US Census Bureau, the county has a total area of 826 square miles (2,140 km2), of which 823 square miles (2,130 km2) is land and 2.7 square miles (7.0 km2) (0.3%) is water. It is the 29th largest of Illinois' 102 counties. The area is fairly flat, with elevations ranging from 650 feet above sea level in the northwest to 850 in the southeast. About 456,596 acres (1,847.78 km2) or 86.7% of the county's land area, is used for agriculture.
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