Black Hawk County, Iowa ZIP codes
14 ZIP codes are in Black Hawk County, plus 6 that cross in from neighboring counties. It's part of the Waterloo-Cedar Falls, IA metro area.
- ZIP codes
- 14
- Population in these ZIPs
- 134,441
- Avg. median income
- $69,300population-weighted
- Cities & towns
- 10
Click anywhere on the map to see which ZIP code it's in.
ZIP codes in Black Hawk County
| ZIP code | City | Population | Median income | Typical home value |
|---|---|---|---|---|
| 50613 | Cedar Falls | 43,867 | $78,503 | $265,700 |
| 50614 PO Box | Cedar Falls | — | — | — |
| 50623 | Dewar | 153 | $93,750 | $170,800 |
| 50626 | Dunkerton | 1,468 | $84,306 | $238,900 |
| 50634 | Gilbertville | 761 | $79,583 | $213,700 |
| 50643 | Hudson | 3,027 | $125,804 | $278,400 |
| 50648 | Jesup | 4,269 | $95,353 | $264,000 |
| 50651 | La Porte City | 3,147 | $88,333 | $238,800 |
| 50667 | Raymond | 899 | $76,711 | $239,700 |
| 50701 | Waterloo | 30,232 | $61,475 | $185,800 |
| 50702 | Waterloo | 20,882 | $62,021 | $149,900 |
| 50703 | Waterloo | 17,952 | $50,060 | $93,400 |
| 50704 PO Box | Waterloo | — | — | — |
| 50707 | Evansdale | 7,784 | $63,441 | $156,000 |
ZIP codes partly in Black Hawk County
These ZIP codes are mostly in a neighboring county but cover part of Black Hawk County.
| ZIP code | City | County | Population | Median income | Typical home value |
|---|---|---|---|---|---|
| 50612 | Buckingham | Tama County | 369 | $99,602 | $357,200 |
| 50629 | Fairbank | Buchanan County | 2,082 | $103,106 | $267,400 |
| 50647 | Janesville | Bremer County | 1,978 | $104,063 | $313,200 |
| 50669 | Reinbeck | Grundy County | 2,439 | $81,650 | $189,900 |
| 50670 | Shell Rock | Butler County | 2,270 | $84,679 | $230,600 |
| 50675 | Traer | Tama County | 2,198 | $75,938 | $176,500 |
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
Cities and towns in Black Hawk County
Nearby counties
Frequently asked questions
How many ZIP codes are in Black Hawk County, Iowa?
14 ZIP codes are mainly in Black Hawk County, and 6 more ZIP codes from neighboring areas reach partly into it.
What cities are in Black Hawk County?
ZIP codes in Black Hawk County use the city names Cedar Falls, Dewar, Dunkerton, Evansdale, Gilbertville, Hudson, Jesup, La Porte City, Raymond and Waterloo.
What metro area is Black Hawk County in?
Black Hawk County is part of the Waterloo-Cedar Falls, IA metropolitan statistical area.