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State ProfileIA

Iowa

Population: 3,190,369ZIP codes: 1,051Cities: 930Counties: 99

Demographics

Source: U.S. Census Bureau (ACS/Decennial). See data sources

People
Total population
3,190,369
People
Median age
39
Housing
Total households
1,343,422
Income
Median household income
$75,501
Housing
Total housing units
1,458,471
Employment
Employment rate
64.3%
Education
Bachelor’s degree or higher
32.1%
Healthcare
Insured population
94.6%
Iowa details
CapitalDes Moines
State CodeIA
TimezoneCentral Time (CT)
Coordinates41.88, -93.1
Land area56,273 sq mi(145,746.5 km²)

Map of Iowa ZIP codes

Map of Iowa ZIP codes

Major cities in Iowa

Browse major cities in IA with population and key demographic indicators.

CityPopulation
Median incomeHousehold
ZIP codes
214,133$65,93256ZIPs
137,710$70,42414ZIPs
101,724$66,2009ZIPs
85,797$68,9069ZIPs
74,828$58,5466ZIPs
68,723$86,5942ZIPs
67,887$108,1982ZIPs
67,314$57,4804ZIPs
66,427$60,9915ZIPs
62,799$64,5783ZIPs
59,667$65,8455ZIPs
45,580$112,7953ZIPs
41,535$86,7431ZIPs
40,713$76,9872ZIPs
39,102$100,4951ZIPs
27,591$69,0681ZIPs
27,338$64,8042ZIPs
25,529$61,1031ZIPs
24,871$60,6491ZIPs
24,469$60,2304ZIPs
24,064$106,5511ZIPs
23,982$59,0001ZIPs
23,940$101,0291ZIPs
23,797$58,1171ZIPs
22,318$69,1441ZIPs
20,479$102,1021ZIPs
19,565$86,1141ZIPs
18,601$132,1211ZIPs
15,833$75,4531ZIPs
15,760$57,7711ZIPs

Most Populated Iowa ZIP Codes

A quick overview of the largest ZIP code areas in Iowa. Browse the table below to see which local communities and cities have the highest concentration of residents.

ZIPCity
Median incomeHousehold
Population (ZIP)
50613Cedar Falls$78,50343,667
50023Ankeny$117,82643,603
52001Dubuque$61,64343,572
52404Cedar Rapids$61,87043,385
52302Marion$87,98343,130
52402Cedar Rapids$73,43942,072
52722Bettendorf$101,54640,629
51503Council Bluffs$79,01037,330
50317Des Moines$65,61737,221
50315Des Moines$60,59036,693
50266West Des Moines$87,02536,486
51501Council Bluffs$59,84334,906
52240Iowa City$52,96034,224
50010Ames$65,39832,552
50265West Des Moines$85,91532,187
50322Urbandale$92,08531,652
50014Ames$60,73131,587
50158Marshalltown$70,36731,466
50310Des Moines$76,38130,754
52761Muscatine$62,09830,530

Available counties in Iowa

Explore regional data for Iowa counties, including population metrics, median income, and total ZIP codes.

CountyPopulation
Median incomeHousehold
ZIP codes
Polk492,401$83,57676ZIPs
Linn230,299$77,64931ZIPs
Scott174,669$78,27722ZIPs
Johnson152,854$74,93514ZIPs
Black Hawk131,144$66,41713ZIPs
Woodbury105,941$73,65824ZIPs
Dallas99,678$102,37915ZIPs
Dubuque99,266$77,63018ZIPs
Story98,537$69,68519ZIPs
Pottawattamie93,667$73,60217ZIPs
Warren52,403$94,58813ZIPs
Clinton46,460$66,98118ZIPs
Muscatine43,235$69,39610ZIPs
Cerro Gordo43,127$68,18911ZIPs
Marshall40,105$73,31513ZIPs
Des Moines38,910$62,9287ZIPs
Jasper37,813$71,31112ZIPs
Webster36,999$68,97514ZIPs
Sioux35,872$86,09813ZIPs
Wapello35,437$64,7667ZIPs
Lee33,555$62,38210ZIPs
Marion33,414$78,68012ZIPs
Boone26,715$83,53110ZIPs
Plymouth25,698$83,2519ZIPs
Benton25,575$86,96215ZIPs
Bremer24,988$86,7848ZIPs
Washington22,565$75,6478ZIPs
Mahaska22,190$70,9409ZIPs
Buena Vista20,823$71,7199ZIPs
Carroll20,760$72,93012ZIPs
Jones20,646$73,53110ZIPs
Buchanan20,565$78,23611ZIPs
Henry20,482$67,43610ZIPs
Winneshiek20,070$79,0667ZIPs
Fayette19,509$60,16514ZIPs
Jackson19,485$74,18612ZIPs
Poweshiek18,662$67,3918ZIPs
Cedar18,505$80,6028ZIPs
Dickinson17,703$75,4327ZIPs
Delaware17,488$74,98911ZIPs
Tama17,135$70,78113ZIPs
Clayton17,043$67,24214ZIPs
Hardin16,878$65,06912ZIPs
Iowa16,662$71,22313ZIPs
Madison16,548$90,8558ZIPs
Crawford16,525$67,02712ZIPs
Clay16,384$65,4289ZIPs
Jefferson15,663$61,6206ZIPs
Floyd15,627$68,5577ZIPs
Page15,211$57,95311ZIPs
Hamilton15,039$72,4329ZIPs
Kossuth14,828$67,69712ZIPs
Harrison14,582$79,53510ZIPs
Mills14,484$90,7538ZIPs
Butler14,334$73,71512ZIPs
O'Brien14,182$68,3568ZIPs
Allamakee14,061$70,6947ZIPs
Cass13,127$63,0138ZIPs
Wright12,943$67,1909ZIPs
Grundy12,329$87,2059ZIPs
Appanoose12,317$54,9349ZIPs
Union12,138$57,7727ZIPs
Chickasaw12,012$75,6757ZIPs
Lyon11,934$76,7468ZIPs
Shelby11,746$72,73811ZIPs
Cherokee11,658$71,2698ZIPs
Louisa10,837$77,3547ZIPs
Hancock10,795$70,6018ZIPs
Winnebago10,679$67,6427ZIPs
Guthrie10,623$77,7118ZIPs
Mitchell10,565$71,3658ZIPs
Montgomery10,330$63,6666ZIPs
Keokuk10,033$62,32915ZIPs
Franklin10,019$59,8949ZIPs
Calhoun9,927$64,9649ZIPs
Sac9,814$73,8389ZIPs
Clarke9,748$71,6413ZIPs
Humboldt9,597$71,94611ZIPs
Howard9,469$67,4466ZIPs
Emmet9,388$63,7305ZIPs
Davis9,110$77,1944ZIPs
Palo Alto8,996$72,7818ZIPs
Greene8,771$63,4097ZIPs
Monona8,751$68,3779ZIPs
Lucas8,634$61,7935ZIPs
Decatur7,645$59,0448ZIPs
Monroe7,577$70,9963ZIPs
Adair7,496$68,0926ZIPs
Worth7,443$78,0087ZIPs
Van Buren7,203$61,16110ZIPs
Pocahontas7,078$61,8758ZIPs
Ida7,005$63,0735ZIPs
Fremont6,605$71,6219ZIPs
Wayne6,497$61,9648ZIPs
Osceola6,192$69,2395ZIPs
Taylor5,896$67,7407ZIPs
Audubon5,674$58,2296ZIPs
Ringgold4,663$73,3467ZIPs
Adams3,704$71,8754ZIPs

Data Sources & Citations

The geographic and demographic information presented on this site is compiled from publicly available, authoritative sources, including:

  • United States Census BureauDemographic, population, housing, and socioeconomic data sourced from Census Bureau datasets, including the Decennial Census and the American Community Survey (ACS).Census Data
  • United States Postal Service (USPS)ZIP code classifications, delivery types, and postal designations used for reference purposes. USPS ZIP codes are intended for mail delivery and may not always align exactly with Census geographic boundaries.USPS