Washburn County, WI ZIP codes
There are 7 ZIP codes in Washburn County, WI, in 7 towns, from 54801 to 54888. The largest are 54801 (Spooner), 54871 (Shell Lake) and 54817 (Birchwood).
The county seat is Shell Lake.
- ZIP codes
- 7
- Towns
- 7
- County seat
- Shell Lake
- County FIPS
55129- State
- Wisconsin
- Population
- 16,854
- Median household income
- $63,441
- Land area
- 797 sq mi
Washburn County ZIP codes by town
- Shell Lake (county seat)
- 54871
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 Washburn County ZIP codes
The ZIP codes of Washburn 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.
Washburn County in numbers
About 16,854 people live in Washburn County, in 7,566 households, the 60th most populous of Wisconsin's 72 counties. The median household income is $63,441 a year, 18% below the Wisconsin median of $77,485 (US: $80,734). The median owner-occupied home is valued at $226,100 (15% below the Wisconsin median), and median gross rent is $795 a month. The median age is 52.7; 25.5% of adults 25 and over hold a bachelor's degree or higher (33.4% across Wisconsin); the average commute takes 23 minutes.
| Population | 16,854 |
|---|---|
| Households | 7,566 |
| Median age | 52.7 |
| Median household income | $63,441 |
| Median home value | $226,100 |
| Median gross rent | $795 |
| Bachelor's degree or higher | 25.5% |
| Mean commute | 22.9 min |
| Population density | 21 / 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 Washburn County
| Town | ZIP codes | Population |
|---|---|---|
| Spooner | 1 | 2,278 |
| Sarona | 1 | 1,698 |
| Shell Lake | 1 | 1,459 |
| Minong | 1 | 678 |
| Birchwood | 1 | 451 |
| Trego | 1 | 142 |
| Springbrook | 1 | 77 |
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 Washburn County.
Not sure you are in Washburn County? What county am I in? answers from your location, near a county line included.
Every ZIP code in Washburn County, with figures
| ZIP | City | Type | Population | Median income | Median home |
|---|---|---|---|---|---|
54801 | Spooner , WI | Standard | 6,266 | $62,625 | $216,500 |
54817 | Birchwood , WI | Standard | 2,264 | $83,036 | $275,000 |
54859 | Minong , WI | Standard | 2,242 | $55,882 | $225,300 |
54870 | Sarona , WI | Standard | 1,698 | $67,063 | $296,100 |
54871 | Shell Lake , WI | Standard | 3,270 | $69,342 | $241,000 |
54875 | Springbrook , WI | Standard | 1,335 | $57,022 | $172,500 |
54888 | Trego , WI | Standard | 1,381 | $63,971 | $240,500 |
Cite this page
zipcodes.pro. “Washburn County ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/state/wi/county/washburn
Underlying data is public domain or openly licensed — sources, vintages and licences.