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Johnson County topographic maps
Click on a map to view its topography, its elevation and its terrain.
North Liberty
United States > Iowa > Johnson County
North Liberty is located on the Iowan erosion surface. Drivers on I-380 experience an abrupt transition from the muted topography of the Iowan surface to the rolling hills of the Southern Iowa drift plain, four miles south of North Liberty.
Average elevation: 235 m
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Iowa City
United States > Iowa > Johnson County
The elevation at the Iowa City Municipal Airport is 668 ft (204 m) above sea level.
Average elevation: 216 m
Iowa City
United States > Iowa > Johnson County > Iowa City
The elevation at the Iowa City Municipal Airport is 668 ft (203.6 m) above sea level.
Average elevation: 225 m
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