County ProfileWI
Dunn County
Population: 45,440 · 12 ZIP codes
Demographics
Source: U.S. Census Bureau (ACS/Decennial). Estimates vary by year.
People
Total population
45,440
People
Median age
36.1
Housing
Total households
17,440
Income
Median household income
$74,824
Housing
Total housing units
18,983
Employment
Employment rate
64.4%
Education
Bachelor’s degree or higher
29.6%
Healthcare
Insured population
95.1%
County details
Local time 03:48:47(CT)| Name | Dunn |
|---|---|
| Total ZIP codes | 12total |
| ZIP codes (by type) | 9 Standard3 PO Box |
| Area code | 534, 715 |
| Timezone | Central Time (CT) |
| Coordinates | 44.9477513, -91.8976451 |
| Land area | 850.2 sq miles(2,201.9 km²) |
Map of Dunn county, Wisconsin with ZIP codes
Cities and Communities in Dunn County
Compare the largest cities in Dunn County by population, median income, and growth. Use the table below to analyze key demographic shifts across the region.
| City | Population | Median incomeHousehold | ZIP codes |
|---|---|---|---|
| Menomonie | 16,843 | $56,889 | 1ZIPs |
| Colfax | 1,182 | $61,762 | 1ZIPs |
| Boyceville | 1,100 | $59,464 | 1ZIPs |
| Elk Mound | 985 | $66,875 | 1ZIPs |
| Knapp | 478 | $66,250 | 1ZIPs |
| Eau Galle | 455 | — | 1ZIPs |
| Wheeler | 326 | $83,750 | 1ZIPs |
| Ridgeland | 258 | $40,156 | 1ZIPs |
| Downing | 234 | $61,875 | 1ZIPs |
| Downsville | 188 | $86,875 | 1ZIPs |
| Rock Falls | 160 | $82,083 | 1ZIPs |
| Sand Creek | — | — | 1ZIPs |
— Data unavailable or suppressed by the U.S. Census Bureau for areas with small sample sizes to protect individual privacy.
ZIP Codes in Dunn County
Review the most populated postal areas across Dunn County. Use the ranking below to compare resident density and demographic scales between the county's major zones.
| ZIP | City | Median incomeHousehold | Population (ZIP) |
|---|---|---|---|
| 54751 | Menomonie | $72,028 | 26,738 |
| 54739 | Elk Mound | $88,667 | 5,287 |
| 54730 | Colfax | $83,010 | 5,078 |
| 54725 | Boyceville | $71,745 | 2,964 |
| 54749 | Knapp | $77,903 | 1,208 |
| 54763 | Ridgeland | $65,417 | 1,100 |
| 54772 | Wheeler | $88,750 | 1,090 |
| 54734 | Downing | $71,500 | 804 |
| 54737 | Eau Galle | $68,750 | 455 |
| 54735 | Downsville | — | — |
| 54764 | Rock Falls | — | — |
| 54765 | Sand Creek | — | — |
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