Eureka is a town in Polk County, Wisconsin, home to about 1,535 people across 54 square miles. It has no ZIP code of its own: it’s part of 54006, 54024, 54824 and 54853.
Homes sold for a median of $218 per square foot across 4 ZIP codes in the three months ending August 2026, and 3 of 4 were seller’s markets.
Mostly Laketown; part is in Eureka
Mostly St. Croix Falls City; part is in Eureka
Mostly Centuria; part is in Eureka
Mostly Luck Village; part is in Eureka
Each card is that ZIP code’s whole market, including any part outside Eureka. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Eureka’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Minneapolis–Saint Paul International Airport / Wold–Chamberlain Field (MSP)53 miles away |
|---|---|
| Nearest city of 250,000+ | St. Paul, MN46 miles away |
| Nearest city of 1 million+ | Chicago, IL351 miles away |
Straight-line distances from the center of Eureka; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Eureka had 1,737 residents in the 2020 census, up 30% since 2000.
It’s the 585th largest of 1,889 towns in Wisconsin by population.
Polk County grew from 17,801 residents in 1900 to 44,977 in 2020.
Polk County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 81°F in summer, and winter lows average 5°F. About 32.9 inches of rain and melted snow fall in a typical year, with about 61 inches of snow.
Source: NOAA 1991–2020 climate normals, Luck, WI weather station (7 miles away).
14,018 jobs at 1,163 businesses in Polk County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
143 doctors and other health care providers list an office in Eureka’s ZIP codes.
Nearest hospitals
Providers with an office here
| Primary care doctors | 31 |
|---|---|
| Specialist doctors | 14 |
| Dentists | 11 |
| Nurse practitioners and physician assistants | 23 |
| Mental health providers | 31 |
| Physical and occupational therapists | 21 |
| Optometrists | 4 |
| Chiropractors | 8 |
| Pharmacies | 6 |
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Parks (1 nearby)
Grocery stores
Pharmacies
Libraries
Museums
Theaters and performance venues
Counts are within about 5 miles of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
Public schools here are run by Luck School District, Saint Croix Falls School District. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Luck ElementaryLuck | Pre-K–5 | 174 | Public | 7.0 mi |
| Saint Croix Falls ElementarySaint Croix Falls | Pre-K–4 | 303 | Public | 6.6 mi |
| Saint Croix Falls MiddleSaint Croix Falls | 5–8 | 297 | Public | 6.8 mi |
| Luck MiddleLuck | 6–8 | 82 | Public | 7.0 mi |
| Luck HighLuck | 9–12 | 102 | Public | 7.0 mi |
| Saint Croix Falls HighSaint Croix Falls | 9–12 | 345 | Public | 6.8 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with St. Croix Falls City, Luck Village, Centuria, St. Croix Falls Town, Georgetown, Laketown, Luck Town, Balsam Lake Town, Milltown Town, Bone Lake and Sterling Town (Polk County).
Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.