Black Hawk County, IA ZIP codes
There are 14 ZIP codes in Black Hawk County, IA, in 10 towns, from 50613 to 50707. The largest are 50613 (Cedar Falls), 50701 (Waterloo) and 50702 (Waterloo).
The county seat is Waterloo.
- ZIP codes
- 14
- Towns
- 10
- County seat
- Waterloo
- County FIPS
19013- State
- Iowa
- Population
- 131,049
- Median household income
- $66,417
- Land area
- 566 sq mi
- Area code
- 319
- Metro area
- Waterloo-Cedar Falls
Black Hawk County ZIP codes by town
Each ZIP code is listed under the county most of its land lies in and the town the Postal Service names it for; a ZIP code's own page shows exactly how it is split.
Map of Black Hawk County ZIP codes
The ZIP codes of Black Hawk County, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.
Black Hawk County in numbers
About 131,049 people live in Black Hawk County, in 54,563 households, the 5th most populous of Iowa's 99 counties. The median household income is $66,417 a year, 12% below the Iowa median of $75,059 (US: $80,734). The median owner-occupied home is valued at $188,900 (9% below the Iowa median), and median gross rent is $989 a month. The median age is 35.7; 30.3% of adults 25 and over hold a bachelor's degree or higher (31.4% across Iowa); the average commute takes 16 minutes.
| Population | 131,049 |
|---|---|
| Households | 54,563 |
| Median age | 35.7 |
| Median household income | $66,417 |
| Median home value | $188,900 |
| Median gross rent | $989 |
| Bachelor's degree or higher | 30.3% |
| Mean commute | 15.9 min |
| Population density | 232 / sq mi |
U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates. Survey estimates carry margins of error, wider for small places. Sources and methods.
Largest towns in Black Hawk County
| Town | ZIP codes | Population |
|---|---|---|
| Waterloo | 4 | 67,008 |
| Cedar Falls | 2 | 40,888 |
| Evansdale | 1 | 4,518 |
| Hudson | 1 | 2,699 |
| Jesup | 1 | 2,561 |
| La Porte City | 1 | 2,071 |
| Raymond | 1 | 899 |
| Dunkerton | 1 | 821 |
| Gilbertville | 1 | 761 |
| Dewar | 1 | 153 |
Population of the census place of that name where there is one, otherwise of the ZIP codes the Postal Service addresses by it. A town's ZIP codes can reach past the county line.
Neighbouring counties
Counties that share a ZIP code with Black Hawk County.
- Benton County (16)
- Bremer County (8)
- Buchanan County (10)
- Fayette County (15)
- Tama County (12)
- Butler County (11)
- Grundy County (9)
Not sure you are in Black Hawk County? What county am I in? answers from your location, near a county line included.
Every ZIP code in Black Hawk County, with figures
| ZIP | City | Type | Population | Median income | Median home |
|---|---|---|---|---|---|
50613 | Cedar Falls , IA | Standard | 43,867 | $78,503 | $270,800 |
50614 | Cedar Falls , IA | No street area | — | — | — |
50623 | Dewar , IA | Standard | 153 | $93,750 | $170,800 |
50626 | Dunkerton , IA | Standard | 1,468 | $84,306 | $209,400 |
50634 | Gilbertville , IA | Standard | 761 | $79,583 | $197,400 |
50643 | Hudson , IA | Standard | 3,027 | $125,804 | $244,400 |
50648 | Jesup , IA | Standard | 4,269 | $95,353 | $226,400 |
50651 | La Porte City , IA | Standard | 3,147 | $88,333 | $187,600 |
50667 | Raymond , IA | Standard | 899 | $76,711 | $222,600 |
50701 | Waterloo , IA | Standard | 30,232 | $61,475 | $183,800 |
50702 | Waterloo , IA | Standard | 20,882 | $62,021 | $150,500 |
50703 | Waterloo , IA | Standard | 17,952 | $50,060 | $95,900 |
50704 | Waterloo , IA | No street area | — | — | — |
50707 | Evansdale , IA | Standard | 7,784 | $63,441 | $153,700 |
Cite this page
zipcodes.pro. “Black Hawk County ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/state/ia/county/black-hawk
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