Atkinson is a town in Henry County, Illinois, home to about 982 people across 1.9 square miles. Its ZIP code is 61235.
Homes sold for a median of $67 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 Atkinson. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Atkinson’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Chicago O'Hare International Airport (ORD)116 miles away |
|---|---|
| Closer regional airport | Quad City International Airport (MLI)25 miles away |
| Nearest city of 250,000+ | Madison, WI119 miles away |
| Nearest city of 1 million+ | Chicago, IL124 miles away |
Straight-line distances from the center of Atkinson; 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.
Atkinson had 965 residents in the 2020 census, down 4% since 2000.
It’s the 708th largest of 1,450 towns in Illinois by population.
Henry County grew from 40,049 residents in 1900 to 49,284 in 2020.
Henry 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 15°F. About 39.1 inches of rain and melted snow fall in a typical year, with about 28 inches of snow.
Source: NOAA 1991–2020 climate normals, Geneseo, IL weather station (7 miles away).
13,162 jobs at 1,037 businesses in Henry County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
Nearest hospitals
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances.
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 Bureau/Henry/Stark ROE, Henry-Stark County Spec Ed Dist. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| ROE 28 Student Support ALOPAtkinson | 4–12 | — | Alternative Education | 0.3 mi |
| Reg'l Safe School Program ROE #28Atkinson | 6–12 | — | Alternative Education | 0.3 mi |
| Excel Alternative ProgramAtkinson | — | — | Special Education | 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.