Washington Park is a village in St. Clair County, Illinois, home to about 1,701 people across 2.5 square miles. It has no ZIP code of its own: it’s part of 62203 and 62204.
Homes sold for a median of $46 per square foot across 2 ZIP codes in the three months ending August 2026, and 0 of 2 were seller’s markets.
Mostly East St. Louis; part is in Washington Park
Mostly East St. Louis; part is in Washington Park
Each card is that ZIP code’s whole market, including any part outside Washington Park. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Washington Park’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)17 miles away |
|---|---|
| Nearest city of 250,000+ | St. Louis, MO8 miles away |
| Nearest city of 1 million+ | Chicago, IL255 miles away |
Straight-line distances from the center of Washington Park; 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.
Washington Park had 2,592 residents in the 2020 census, down 52% since 2000.
It’s the 547th largest of 1,450 towns in Illinois by population.
St. Clair County grew from 86,685 residents in 1900 to 257,400 in 2020.
St. Clair 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 24°F. About 41 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Cahokia St Louis Ap, IL weather station (5 miles away).
72,871 jobs at 4,973 businesses in St. Clair County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2022 (private employers; jobs counted where people work).
16 doctors and other health care providers list an office in Washington Park’s ZIP codes.
Nearest hospitals
Providers with an office here
| Specialist doctors | 1 |
|---|---|
| Dentists | 2 |
| Nurse practitioners and physician assistants | 1 |
| Mental health providers | 11 |
| Physical and occupational therapists | 1 |
| Pharmacies | 3 |
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.
Grocery stores
Pharmacies
Libraries
Museums
Theaters and performance venues
Counts are within about 1.5 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 East St Louis SD 189. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Katie Harper-Wright ElemEast Saint Louis | Pre-K–4 | 418 | Public | 2.4 mi |
| James Avant Elementary SchoolWashington Pk | K–5 | 342 | Public | 0.7 mi |
| Wyvetter Younge Sch of ExcellenceE Saint Louis | K–8 | 534 | Public | 1.1 mi |
| Mason/Clark Middle SchEast Saint Louis | 5–8 | 540 | Public | 1.5 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| Unity Lutheran Christian Elementary SchoolEast Saint Louis | Pre-K–8 | 112 | Lutheran Church–Missouri Synod | 0.9 mi |
| Sister Thea BowmanEast Saint Louis | K–8 | 101 | Roman Catholic | 2.4 mi |
| Jtc AcademyCentreville | 4–12 | 49 | Nonsectarian | 3.1 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 East St. Louis, Centreville and Caseyville.
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.