Clinton is a city in De Witt County, Illinois, home to about 6,985 people across 3.6 square miles. Its ZIP code is 61727.
Homes sold for a median of $93 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 Clinton. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Clinton’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)122 miles away |
|---|---|
| Closer regional airport | Decatur Airport (DEC)22 miles away |
| Nearest city of 250,000+ | St. Louis, MO125 miles away |
| Nearest city of 1 million+ | Chicago, IL134 miles away |
Straight-line distances from the center of Clinton; 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.
Clinton had 7,004 residents in the 2020 census, down 6% since 2000.
It’s the 284th largest of 1,450 towns in Illinois by population.
De Witt County grew from 18,972 residents in 1900 to 15,516 in 2020.
De Witt 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 39.9 inches of rain and melted snow fall in a typical year, with about 19 inches of snow.
Source: NOAA 1991–2020 climate normals, Lincoln, IL weather station (20 miles away).
3,973 jobs at 343 businesses in De Witt County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
48 doctors and other health care providers list an office in Clinton.
Nearest hospitals
Providers with an office here
| Primary care doctors | 8 |
|---|---|
| Specialist doctors | 4 |
| Dentists | 6 |
| Nurse practitioners and physician assistants | 9 |
| Mental health providers | 9 |
| Physical and occupational therapists | 7 |
| Optometrists | 2 |
| Chiropractors | 3 |
| 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 (9 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.
Public schools here are run by Clinton CUSD 15. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Douglas Elem SchoolClinton | Pre-K–1 | 177 | Public | 0.7 mi |
| Lincoln Elem SchoolClinton | Pre-K–1 | 183 | Public | 0.1 mi |
| Clinton Elem SchoolClinton | 2–5 | 506 | Public | 0.6 mi |
| Clinton Jr High SchoolClinton | 6–8 | 385 | Public | 0.9 mi |
| Clinton High SchoolClinton | 9–12 | 514 | Public | 0.8 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.