Dunn County, WI: Cities, ZIP Codes & Population
Dunn County is a county-level area in Wisconsin identified by the FIPS code 55033. Our data lists 10 places in it, led by Menomonie, WI, with combined estimates of about 25,292 people across those places. This page shows its cities, ZIP codes, time zone and neighboring counties.
What are the key facts about Dunn County?
| County | Dunn County |
|---|---|
| State | Wisconsin |
| FIPS code | 55033 |
| Places in our data | 10 |
| Places with a city page | 1 |
| Combined place estimates | 25,292 |
| Largest place | Menomonie, WI (18,159) |
| Rank in state | 33rd of 72 counties by combined place population |
| Weighted density | 966 per sq mi |
| Time zone | Central time |
| ZIP codes | 9 |
Which cities and towns are in Dunn County?
Dunn County has 1 place large enough for a full page on this site. They are ranked below by estimated population, together with whether each is incorporated, its density in people per square mile and the number of ZIP codes it uses. Menomonie, WI is the largest.
| Place | Type | Population | Per sq mi | ZIPs |
|---|---|---|---|---|
| Menomonie, WI | Incorporated | 18,159 | 1,210 | 1 |
The county also contains 9 smaller communities that appear here but do not have separate pages because their populations are too small for reliable data: Tainter Lake, Colfax, Boyceville, Elk Mound, Knapp, Wheeler, Ridgeland, Downing, Downsville. Residents of these places often depend on the county for services such as roads, courts and public health.
How large is Dunn County compared with other counties in Wisconsin?
Adding up the estimates for the places in our data gives 25,292 people, which ranks Dunn County 33rd among 72 counties in Wisconsin. The average listed place has about 2,529 residents. The weighted density is about 966 people per square mile, which is small-town or exurban by our scale. These totals add up place estimates, so they can differ from the official county population, which includes people outside any listed place. See why population figures differ.
What ZIP codes are in Dunn County?
The places in Dunn County use 9 ZIP codes: 54725, 54730, 54734, 54735, 54739, 54749, 54751, 54763, 54772. Every code begins with 5, which is assigned to the Upper Midwest and northern Plains (Iowa, Minnesota, Montana, the Dakotas and Wisconsin). A ZIP code can cross county lines, so a code listed here may also serve addresses in a neighboring county. Use the ZIP code lookup to check a single code, or read how ZIP codes work.
Which counties are near Dunn County?
The closest counties by distance between the average locations of their places are listed below. The distance is a rough guide to how close the areas are, because county shapes vary widely.
- St. Croix County, WI — about 28 miles west (center to center), 54,514 people in listed places
- Barron County, WI — about 31 miles north (center to center), 22,320 people in listed places
- Pepin County, WI — about 31 miles south (center to center), 2,855 people in listed places
- Chippewa County, WI — about 32 miles east (center to center), 35,549 people in listed places
- Pierce County, WI — about 32 miles southwest (center to center), 27,830 people in listed places
- Eau Claire County, WI — about 36 miles southeast (center to center), 118,691 people in listed places
What does the FIPS code 55033 mean?
The first two digits, 55, identify Wisconsin, and the last three, 033, identify Dunn County inside that state. Government datasets use this code to join records without confusing counties that share a name. Our guide to counties and FIPS codes explains the numbering, and the Wisconsin hub lists every county we cover in the state.
Where to go next
Combined place populations are estimates from a compiled dataset and are not official county totals.