Iowa Counties Map

Iowa on the US Map

The State of Iowa highlighted on the US map.
Iowa highlighted on the US map.

Iowa Counties Map

Below is a map of the 99 counties of Iowa (you can click on the map to enlarge it and to see the major city in each state).

Iowa counties map showing counties, main cities, and neighboring counties.
Iowa Counties Map with cities.

Interactive Map of Iowa Counties

Click on any of the counties on the map to see the county’s population, economic data, time zone, and zip code (the data will appear below the map). Data is sourced from the US Census 2021.

List of the Counties of New Hampshire:

CountyPopulationPer sq. kmLargest City
Adair County7,4395.05Greenfield
Adams County3,6973.37Corning
Allamakee County14,0688.5Waukon
Appanoose County12,3109.56Centerville
Audubon County5,6574.93Audubon
Benton County25,65413.83Vinton
Black Hawk County131,39689.67Waterloo
Boone County26,72118.08Boone
Bremer County24,86322.04Waverly
Buchanan County20,59813.93Independence
Buena Vista County20,72313.92Storm Lake
Butler County14,4219.6Parkersburg
Calhoun County9,9626.75Rockwell City
Carroll County20,75614.07Carroll
Cass County13,1589Atlantic
Cedar County18,49412.32Tipton
Cerro Gordo County43,18529.34Mason City
Cherokee County11,6067.77Cherokee
Chickasaw County12,0219.2New Hampton
Clarke County9,7368.72Osceola
Clay County16,41011.17Spencer
Clayton County17,1738.52Postville
Clinton County46,58925.88Clinton
Crawford County16,5558.95Denison
Dallas County96,60463.4West Des Moines
Davis County9,0666.97Bloomfield
Decatur County7,7185.6Lamoni
Delaware County17,50811.7Manchester
Des Moines County39,06936.25Burlington
Dickinson County17,53617.79Spirit Lake
Dubuque County98,68762.64Dubuque
Emmet County9,4339.2Estherville
Fayette County19,58210.35Oelwein
Floyd County15,67212.09Charles City
Franklin County10,0566.67Hampton
Fremont County6,7025.06Shenandoah
Greene County8,8315.99Jefferson
Grundy County12,3369.49Grundy Center
Guthrie County10,5996.93Stuart
Hamilton County15,07310.09Webster City
Hancock County10,8377.33Forest City
Hardin County16,99711.53Iowa Falls
Harrison County14,5898.08Missouri Valley
Henry County20,48818.21Mount Pleasant
Howard County9,4567.71Cresco
Humboldt County9,6228.55Humboldt
Ida County6,9796.24Ida Grove
Iowa County16,59610.93Williamsburg
Jackson County19,49911.84Maquoketa
Jasper County37,68619.92Newton
Jefferson County15,84614.05Fairfield
Johnson County151,83395.63Iowa City
Jones County20,68013.87Anamosa
Keokuk County10,0506.7Sigourney
Kossuth County14,8235.88Algona
Lee County33,72425.16Fort Madison
Linn County228,567123.07Cedar Rapids
Louisa County10,89110.47Columbus Junction
Lucas County8,6507.75Chariton
Lyon County11,9537.85Rock Rapids
Madison County16,41411.3West Des Moines
Mahaska County22,13214.97Oskaloosa
Marion County33,38123.24Pella
Marshall County40,13727.07Marshalltown
Mills County14,65812.94Glenwood
Mitchell County10,5268.66Osage
Monona County8,7324.86Onawa
Monroe County7,5896.76Albia
Montgomery County10,3279.4Red Oak
Muscatine County43,14538.08Muscatine
O’Brien County14,1399.53Sheldon
Osceola County6,1685.97Sibley
Page County15,25011.01Clarinda
Palo Alto County8,9966.16Emmetsburg
Plymouth County25,54311.43Le Mars
Pocahontas County7,0914.74Pocahontas
Polk County488,871329.76Des Moines
Pottawattamie County93,57137.98Council Bluffs
Poweshiek County18,62812.3Grinnell
Ringgold County4,7393.42Mount Ayr
Sac County9,8296.6Sac City
Scott County174,170146.8Davenport
Shelby County11,7507.68Harlan
Sioux County35,64717.92Sioux Center
Story County98,10666.16Ames
Tama County17,0799.15Tama
Taylor County5,9324.31Lenox
Union County12,19311.11Creston
Van Buren County7,1965.73Keosauqua
Wapello County35,34331.6Ottumwa
Warren County51,86235.15Des Moines
Washington County22,52515.29Washington
Wayne County6,5044.78Corydon
Webster County37,11420.02Fort Dodge
Winnebago County10,74310.36Forest City
Winneshiek County20,10011.25Decorah
Woodbury County105,10246.49Sioux City
Worth County7,4507.19Northwood
Wright County12,9788.63Eagle Grove