Eureka is a city in Greenwood County, Kansas, home to about 2,223 people across 2.3 square miles. Its ZIP code is 67045.
Homes sold for a median of $80 per square foot in the three months ending August 2026, a balanced market.
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
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| Nearest major airport | Kansas City International Airport (MCI)133 miles away |
|---|---|
| Closer regional airport | Wichita Dwight D. Eisenhower National Airport (ICT)63 miles away |
| Nearest city of 250,000+ | Wichita, KS58 miles away |
| Nearest city of 1 million+ | Dallas, TX349 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 2,332 residents in the 2020 census, down 20% since 2000.
It’s the 113th largest of 721 towns in Kansas by population.
Greenwood County grew from 16,196 residents in 1900 to 6,016 in 2020.
Greenwood County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 90°F in summer, and winter lows average 19°F. About 40.1 inches of rain and melted snow fall in a typical year, with about 9 inches of snow.
Source: NOAA 1991–2020 climate normals, Eureka 1e, KS weather station (2 miles away).
1,103 jobs at 160 businesses in Greenwood County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
19 doctors and other health care providers list an office in Eureka.
Nearest hospitals
Providers with an office here
| Primary care doctors | 2 |
|---|---|
| Specialist doctors | 1 |
| Dentists | 2 |
| Nurse practitioners and physician assistants | 6 |
| Mental health providers | 2 |
| Physical and occupational therapists | 4 |
| Optometrists | 1 |
| Chiropractors | 1 |
| Pharmacies | 2 |
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 (3 nearby)
Pharmacies (2 nearby)
Libraries (2 nearby)
Museums (1 nearby)
Counts are within about 1 mile 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 Eureka. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Marshall Elementary SchoolEureka | Pre-K–6 | 309 | Public | 0.9 mi |
| Eureka Jr/Sr HighEureka | 7–12 | 234 | Public | 0.9 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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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.