Oakville is a community in St. Louis County, Missouri, home to about 35,333 people across 16 square miles. Its ZIP code is 63129.
Homes sold for a median of $170 per square foot in the three months ending August 2026, a seller’s market.
Each card is that ZIP code’s whole market, including any part outside Oakville. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Oakville’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)20 miles away |
|---|---|
| Nearest city of 250,000+ | St. Louis, MO13 miles away |
| Nearest city of 1 million+ | Chicago, IL272 miles away |
Straight-line distances from the center of Oakville; 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.
Oakville had 36,301 residents in the 2020 census, up 3% since 2000.
It’s the 18th 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 89°F in summer, and winter lows average 22°F. About 42.9 inches of rain and melted snow fall in a typical year, with about 14 inches of snow.
Source: NOAA 1991–2020 climate normals, Cahokia, IL weather station (11 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).
283 doctors and other health care providers list an office in Oakville.
Nearest hospitals
Providers with an office here
| Primary care doctors | 22 |
|---|---|
| Specialist doctors | 32 |
| Dentists | 30 |
| Nurse practitioners and physician assistants | 31 |
| Mental health providers | 67 |
| Physical and occupational therapists | 69 |
| Optometrists | 18 |
| Chiropractors | 14 |
| Pharmacies | 12 |
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 (9 nearby)
Grocery stores (2 nearby)
Pharmacies (2 nearby)
Libraries (1 nearby)
Museums
Theaters and performance venues (1 nearby)
Counts are within about 3 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.
Notable people born here
Source: Wikidata (wikidata.org), the free knowledge base; people are listed by place of birth.
Public schools here are run by Mehlville R-Ix. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Blades Elem.St Louis | K–5 | 442 | Public | 1.8 mi |
| Oakville Elem.St Louis | K–5 | 375 | Public | 1.6 mi |
| Point Elem.St Louis | K–5 | 413 | Public | 1.2 mi |
| Rogers Elem.St Louis | K–5 | 417 | Public | 2.6 mi |
| Wohlwend Elem.St Louis | K–5 | 409 | Public | 1.3 mi |
| Bernard MiddleSt Louis | 6–8 | 577 | Public | 2.7 mi |
| Oakville MiddleSt Louis | 6–8 | 629 | Public | 1.4 mi |
| Oakville Sr.. HighSt Louis | 9–12 | 1,847 | Public | 1.1 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| Queen of All Saints SchoolSaint Louis | Pre-K–8 | 356 | Roman Catholic | 1.5 mi |
| St Francis of Assisi SchoolSaint Louis | Pre-K–8 | 247 | Roman Catholic | 2.1 mi |
| St Margaret Mary Alacoque SchoolSaint Louis | Pre-K–8 | 397 | Roman Catholic | 2.1 mi |
| Victory Christian AcademySaint Louis | K–12 | 96 | Christian (no specific denomination) | 1.5 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 Mehlville.
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.