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Iowa City, IA metro area ZIP codes

The Iowa City, IA metropolitan statistical area (CBSA 26980) covers 2 counties in Iowa and 22 ZIP codes.

ZIP codes
22
Population
179,309
Avg. median income
$76,600population-weighted
Counties
2
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Counties in the Iowa City, IA area

ZIP codes in the Iowa City, IA area

ZIP codes in the Iowa City, IA area
ZIP codeCityCountyPopulationMedian incomeTypical home value
52201AinsworthWashington County1,148$93,750$250,700
52235HillsJohnson County974$83,333$241,300
52240Iowa CityJohnson County35,074$52,960$277,200
52241CoralvilleJohnson County23,250$69,243$261,300
52242Iowa CityJohnson County4,688——
52243 PO BoxIowa CityJohnson County———
52244 PO BoxIowa CityJohnson County———
52245Iowa CityJohnson County22,853$78,020$323,500
52246Iowa CityJohnson County22,308$62,521$304,100
52247KalonaJohnson County5,914$91,450$324,400
52248KeotaWashington County1,675$77,174$173,400
52317North LibertyJohnson County23,097$105,318$310,500
52322OxfordJohnson County2,266$64,444$368,700
52327RiversideWashington County3,796$86,942$353,300
52333SolonJohnson County7,295$118,721$450,300
52338SwisherJohnson County3,934$119,605$468,600
52340TiffinJohnson County6,128$98,393$346,600
52353WashingtonWashington County9,241$63,047$196,900
52356WellmanWashington County2,664$57,321$254,200
52359West ChesterWashington County308$67,727$148,000
52621CrawfordsvilleWashington County604$87,188$228,600
52755Lone TreeJohnson County2,092$102,434$251,200

Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology

Frequently asked questions

How many ZIP codes are in the Iowa City, IA metro area?

22 ZIP codes, based on each ZIP code's main county.

Which counties make up the Iowa City, IA area?

Johnson County and Washington County.

What is an MSA?

A metropolitan statistical area (MSA) is a core city of 50,000+ people plus the surrounding counties tied to it by commuting, as defined by the U.S. Office of Management and Budget. Micropolitan areas have a core of 10,000–50,000. Together they are called core-based statistical areas (CBSAs).