United States County Maps

Find US county maps for each State.

Find your Idaho county by searching for your address, or by clicking on the map. County boundaries are from the U.S. Census Bureau's 2025 TIGER/Line files.

Idaho Counties

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About Idaho

Idaho is a landlocked state in the Pacific Northwest and Mountain West subregions of the Western United States. It borders Montana and Wyoming to the east, Nevada and Utah to the south, and Washington and Oregon to the west; the state shares a small portion of the Canada–United States border to the north with the Canadian province of British Columbia. Idaho's state capital and largest city is Boise. With an area of 83,569 square miles (216,440 km²), Idaho is the 14th-largest state by land area. The state has a population of approximately two million people; it ranks as the 13th-least populous and the seventh-least densely populated of the 50 U.S. states.

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This site has an interactive map of Idaho Counties. Click on the map to find your Idaho county, and view more details. You can also search for your address and use your GPS to find your Idaho County.

Find what County you are in, and see official Idaho 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.