Greenfield is a city in Greene County, Illinois, home to about 1,105 people across 1.7 square miles. Its ZIP code is 62044.
Homes sold for a median of $171 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 Greenfield. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
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| Nearest major airport | St. Louis Lambert International Airport (STL)42 miles away |
|---|---|
| Nearest city of 250,000+ | St. Louis, MO49 miles away |
| Nearest city of 1 million+ | Chicago, IL217 miles away |
Straight-line distances from the center of Greenfield; 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.
Greenfield had 1,059 residents in the 2020 census, down 10% since 2000.
It’s the 673rd largest of 1,450 towns in Illinois by population.
Greene County grew from 23,402 residents in 1900 to 11,985 in 2020.
Greene County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 86°F in summer, and winter lows average 18°F. About 39.7 inches of rain and melted snow fall in a typical year, with about 18 inches of snow.
Source: NOAA 1991–2020 climate normals, White Hall 1 E, IL weather station (11 miles away).
1,472 jobs at 215 businesses in Greene County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
2 doctors and other health care providers list an office in Greenfield.
Nearest hospitals
Providers with an office here
| Dentists | 2 |
|---|---|
| Pharmacies | 1 |
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)
Libraries (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 Greenfield CUSD 10. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Greenfield Elem SchoolGreenfield | Pre-K–8 | 309 | Public | 0.3 mi |
| Greenfield High SchoolGreenfield | 9–12 | 108 | Public | 0.4 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.