Polk County, WI ZIP codes
There are 14 ZIP codes in Polk County, WI, in 14 towns, from 54001 to 54889. The largest are 54001 (Amery), 54020 (Osceola) and 54024 (Saint Croix Falls).
The county seat is Balsam Lake.
- ZIP codes
- 14
- Towns
- 14
- County seat
- Balsam Lake
- County FIPS
55095- State
- Wisconsin
- Population
- 45,555
- Median household income
- $77,219
- Land area
- 914 sq mi
- Area code
- 715
Polk County ZIP codes by town
- Balsam Lake (county seat)
- 54810
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 Polk County ZIP codes
The ZIP codes of Polk 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.
Polk County in numbers
About 45,555 people live in Polk County, in 19,542 households, the 32nd most populous of Wisconsin's 72 counties. The median household income is $77,219 a year, about the same as the Wisconsin median of $77,485 (US: $80,734). The median owner-occupied home is valued at $271,900 (about the same as the Wisconsin median), and median gross rent is $957 a month. The median age is 46.7; 24.3% of adults 25 and over hold a bachelor's degree or higher (33.4% across Wisconsin); the average commute takes 30 minutes.
| Population | 45,555 |
|---|---|
| Households | 19,542 |
| Median age | 46.7 |
| Median household income | $77,219 |
| Median home value | $271,900 |
| Median gross rent | $957 |
| Bachelor's degree or higher | 24.3% |
| Mean commute | 29.8 min |
| Population density | 50 / 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 Polk County
| Town | ZIP codes | Population |
|---|---|---|
| Amery | 1 | 2,959 |
| Osceola | 1 | 2,849 |
| St. Croix Falls | 1 | 2,423 |
| Frederic | 1 | 1,140 |
| Luck | 1 | 1,124 |
| Dresser | 1 | 1,028 |
| Turtle Lake | 1 | 960 |
| Clear Lake | 1 | 957 |
| Comstock | 1 | 922 |
| Milltown | 1 | 861 |
| Cushing | 1 | 852 |
| Centuria | 1 | 806 |
| Balsam Lake | 1 | 754 |
| Star Prairie | 1 | 674 |
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 Polk County.
Not sure you are in Polk County? What county am I in? answers from your location, near a county line included.
Every ZIP code in Polk County, with figures
| ZIP | City | Type | Population | Median income | Median home |
|---|---|---|---|---|---|
54001 | Amery , WI | Standard | 7,906 | $80,344 | $286,800 |
54005 | Clear Lake , WI | Standard | 3,264 | $87,813 | $274,300 |
54006 | Cushing , WI | Standard | 852 | $69,688 | $204,300 |
54009 | Dresser , WI | Standard | 2,739 | $89,861 | $249,300 |
54020 | Osceola , WI | Standard | 7,687 | $74,702 | $306,500 |
54024 | Saint Croix Falls , WI | Standard | 5,035 | $75,417 | $271,900 |
54026 | Star Prairie , WI | Standard | 2,361 | $95,833 | $342,200 |
54810 | Balsam Lake , WI | Standard | 2,849 | $69,917 | $271,600 |
54824 | Centuria , WI | Standard | 1,950 | $67,148 | $225,400 |
54826 | Comstock , WI | Standard | 922 | $94,750 | $266,700 |
54837 | Frederic , WI | Standard | 3,803 | $71,010 | $222,300 |
54853 | Luck , WI | Standard | 3,506 | $75,000 | $245,100 |
54858 | Milltown , WI | Standard | 1,636 | $53,901 | $213,100 |
54889 | Turtle Lake , WI | Standard | 2,837 | $77,143 | $257,100 |
Cite this page
zipcodes.pro. “Polk County ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/state/wi/county/polk
Underlying data is public domain or openly licensed — sources, vintages and licences.