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Jefferson County, Iowa
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Jefferson County, Iowa Map
An detailed map of Jefferson County. Click on a nearby County to view more information about that County.
Map of Townships in Jefferson County, Iowa
An interactive map of county subdivisions in Jefferson County. In Iowa, that can include Townships and UTs. Find what township you are in now.
Map of Counties in Iowa
An interactive map of Counties in Iowa. Click on a County to view more information about that County.
About Jefferson County, Iowa
Jefferson County is a county located in the U.S. state of Iowa. As of the 2020 United States Census, the population was 15,663. The county seat is Fairfield. The county was formed in January 1839, and was named for U.S. President Thomas Jefferson.
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This site has an interactive map of Iowa Counties. Click on the map to find your Iowa county, and view more details. You can also search for your address and use your GPS to find your Iowa County.
Find what County you are in, and see official Iowa County resources and information. Find any county in the United Stated, along with resources and links to official County websites. See a County map and local details. Looking for what county you are currently in? Find out on this map or use your device GPS to see what county you are in.