Iowa City, IA ZIP Codes
4 ZIP codes serve Iowa City, Iowa: 52240, 52245, 52246 and 52242. Together they are home to 84,923 residents in 34,632 households. Median household income ranges from $52,960 in 52240 to $78,020 in 52245.
Iowa City city limits (Census)
| Measure | Census figure |
|---|---|
| Residents | 75,752 |
| Households | 30,816 |
| Median household income | $58,546 |
| Median home value | $285,900 |
| Median age | 26.2 |
| Median rent | $1,094 |
All 4 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 84,923 |
| Households (sum of ZIP codes) | 34,632 |
| Median household income, range across ZIP codes | $52,960 (52240) to $78,020 (52245) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $62,536 |
| Homeowners | 51.3% |
| Households with kids under 18 | 18.2% |
| Moved in the past year | 28.8% |
| Carrier routes in EDDM2GO's route library | 39 routes, 27,814 homes (2 of 4 ZIP codes) |
Top facts
- Highest median household income in Iowa City: 52245 ($78,020)
- Most residents: 52240 (35,074 people)
- Highest homeownership: 52245 (59.6% own their home)
- Most households with kids: 52246 (21.0% of households)
- Most new movers: 52242 (77.2% moved in last year)
- Youngest median age: 52242 (19.1 years)
- Highest median home value: 52246 ($348,900)
Every ZIP code in Iowa City
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 52240 | Iowa City | 35,074 | 15,417 | $52,960 | $242,300 | 50.1% | 18.1% | 26.0% | 25 | 18,093 | 6% of its land; mailing city |
| 52245 | Iowa City | 22,853 | 9,543 | $78,020 | $315,100 | 59.6% | 15.4% | 26.7% | — | — | 99% of its land; mailing city |
| 52246 | Iowa City | 22,308 | 9,651 | $62,521 | $348,900 | 45.2% | 21.0% | 25.3% | 14 | 11,313 | 50% of its land; mailing city |
| 52242 | Iowa City | 4,688 | 21 | — | — | 0.0% | 0.0% | 77.2% | — | — | 100% of its land; mailing city |
A ZIP code is listed for Iowa City when at least 10% of its land lies inside Iowa City city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Iowa City. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Iowa City.
Counties
- Johnson County — 18 ZIP codes
Price a mailing to Iowa City ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Iowa City, IA?
- 52240, 52245, 52246 and 52242. A ZIP code is listed for Iowa City when at least 10% of its land lies inside Iowa City city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Iowa City.
- What is the population of Iowa City, IA?
- The Census Bureau counts 75,752 residents inside Iowa City city limits (ACS 2020–2024). The 4 ZIP codes that serve Iowa City hold 84,923 residents in all.
- What is the median household income in Iowa City, IA?
- $58,546 inside Iowa City city limits, per the Census Bureau. Across its ZIP codes the medians run from $52,960 to $78,020.
- Which Iowa City ZIP code has the highest median household income?
- 52245, at $78,020, among ZIP codes with at least 1,000 residents.
- How many carrier routes and mailboxes are in Iowa City, IA?
- For the 2 of 4 ZIP codes in EDDM2GO's stored route library: 39 carrier routes reaching 27,814 residential and 1,589 business mailboxes. The route map loads the rest when you search them.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.