Colona is a city in Henry County, Illinois, home to about 5,139 people across 3.8 square miles. Its ZIP code is 61241.
Homes sold for a median of $140 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 Colona. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Colona’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)129 miles away |
|---|---|
| Closer regional airport | Quad City International Airport (MLI)10 miles away |
| Nearest city of 250,000+ | Madison, WI119 miles away |
| Nearest city of 1 million+ | Chicago, IL138 miles away |
Straight-line distances from the center of Colona; 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.
Colona had 5,045 residents in the 2020 census, down 2% since 2000.
It’s the 331st 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 85°F in summer, and winter lows average 14°F. About 37.2 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Le Claire L&D 14, IA 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).
10 doctors and other health care providers list an office in Colona.
Nearest hospitals
Providers with an office here
| Primary care doctors | 1 |
|---|---|
| Dentists | 1 |
| Nurse practitioners and physician assistants | 2 |
| Mental health providers | 2 |
| Physical and occupational therapists | 1 |
| Chiropractors | 3 |
| 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 (2 nearby)
Grocery stores
Pharmacies
Libraries
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 Colona SD 190. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Colona Grade SchoolColona | Pre-K–8 | 371 | Public | 2.0 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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Shares ZIP codes with Cleveland.
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.