Eureka is a city in St. Louis County, Missouri, home to about 13,081 people across 11 square miles. Its ZIP code is 63025, and parts of 63069 are in Eureka too.
Homes sold for a median of $181 per square foot in the three months ending August 2026, a seller’s market.
Mostly Eureka; also Wildwood and Byrnes Mill
Mostly Pacific; 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 | St. Louis Lambert International Airport (STL)23 miles away |
|---|---|
| Nearest city of 250,000+ | St. Louis, MO24 miles away |
| Nearest city of 1 million+ | Chicago, IL278 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 11,646 residents in the 2020 census, up 52% since 2000.
It’s the 69th largest of 1,060 towns in Missouri by population.
St. Louis County grew from 50,040 residents in 1900 to 1,004,125 in 2020.
St. Louis 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 22°F. About 39.8 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, St Louis Sprt Of S L Ap, MO weather station (10 miles away).
629,036 jobs at 29,717 businesses in St. Louis County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
109 doctors and other health care providers list an office in Eureka.
Nearest hospitals
Providers with an office here
| Primary care doctors | 15 |
|---|---|
| Dentists | 6 |
| Nurse practitioners and physician assistants | 14 |
| Mental health providers | 24 |
| Physical and occupational therapists | 32 |
| Optometrists | 7 |
| Chiropractors | 11 |
| Pharmacies | 4 |
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 (14 nearby)
Grocery stores (2 nearby)
Pharmacies (1 nearby)
Libraries (1 nearby)
Museums
Theaters and performance venues (4 nearby)
Counts are within about 2.5 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 Rockwood R-Vi. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Blevins Elem.Eureka | K–5 | 376 | Public | 1.7 mi |
| Eureka Elem.Eureka | K–5 | 519 | Public | 0.3 mi |
| Geggie Elem.Eureka | K–5 | 622 | Public | 1.7 mi |
| Eureka Sr.. HighEureka | 9–12 | 1,586 | Public | 1.6 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| Most Sacred Heart SchoolEureka | Pre-K–8 | 178 | Roman Catholic | 2.0 mi |
| St Mark's Lutheran SchoolEureka | Pre-K–8 | 42 | Lutheran Church–Missouri Synod | 0.9 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools; Private School Universe Survey (2023-2024) for private schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with Pacific, Wildwood, Gray Summit, Byrnes Mill, LaBarque Creek and Lake Tekakwitha.
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.