Fairfield is a city in Wayne County, Illinois, home to about 4,561 people across 4.0 square miles. Its ZIP code is 62837.
Homes sold for a median of $91 per square foot in the three months ending August 2026, a buyer’s market.
Each card is that ZIP code’s whole market, including any part outside Fairfield. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Fairfield’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)112 miles away |
|---|---|
| Closer regional airport | Evansville Regional Airport (EVV)51 miles away |
| Nearest city of 250,000+ | St. Louis, MO103 miles away |
| Nearest city of 1 million+ | Chicago, IL241 miles away |
Straight-line distances from the center of Fairfield; 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.
Fairfield had 4,883 residents in the 2020 census, down 10% since 2000.
It’s the 349th largest of 1,450 towns in Illinois by population.
Wayne County grew from 27,626 residents in 1900 to 16,179 in 2020.
Wayne 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 25°F. About 45.9 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Fairfield Radio Wfiw, IL weather station (2 miles away).
3,561 jobs at 374 businesses in Wayne County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
67 doctors and other health care providers list an office in Fairfield.
Nearest hospitals
Providers with an office here
| Primary care doctors | 9 |
|---|---|
| Specialist doctors | 2 |
| Dentists | 4 |
| Nurse practitioners and physician assistants | 22 |
| Mental health providers | 21 |
| Physical and occupational therapists | 6 |
| Optometrists | 1 |
| Chiropractors | 2 |
| 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 (4 nearby)
Grocery stores (2 nearby)
Pharmacies (1 nearby)
Libraries (1 nearby)
Museums (1 nearby)
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.
Colleges and universities
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 Fairfield PSD 112, Jasper CCSD 17, New Hope CCSD 6 and others. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| North Side Elem SchoolFairfield | Pre-K–3 | 321 | Public | 0.6 mi |
| Jasper Elem SchoolFairfield | K–8 | 170 | Public | 2.3 mi |
| New Hope Elem SchoolFairfield | K–8 | 204 | Public | 4.2 mi |
| Center Street Elem SchoolFairfield | 4–8 | 296 | Public | 0.2 mi |
| Fairfield Comm High SchoolFairfield | 9–12 | 444 | Public | 0.3 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.