Shelby County, Illinois
Shelby County, Illinois, has 20,576 residents (July 2025 estimate). Its county seat is Shelbyville. It uses Central Time and covers 759 sq mi (1,965 km²) of land.
- Resident population, July 2025
- 20,576
- Land area
- 759 sq mi (1,965 km²)
- County seat or government
- Shelbyville
- Time zone
- Central TimeUTC-06:00 in January; UTC-05:00 in July
- Median household income
- $72,095 ± $4,523
- Median home value
- $137,100 ± $8,548
- Median rent, with utilities
- $814 ± $91
- Homes lived in by their owners
- 78.4% ± 2.0 points
- County type
- County
- Metro or micro area
- Outside any metro or micro areaNext to: Effingham, IL micro area, Taylorville, IL micro area, Decatur, IL metro area, and Charleston-Mattoon, IL micro area
- Water area
- 9.56 sq mi (24.7 km²)
- State
- Illinois
- County code (FIPS)
- 17173
- Coordinates (central point)
- 39.384916, -88.798865
These coordinates mark a central point for the area, not a street address. Income, home value, rent and homes lived in by their owners: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, ± margin at 90% confidence; checked on October 13, 2026.
Time zones in Shelby County
| Time zone | Local time and UTC offset | Next clock change |
|---|---|---|
| Central TimeAmerica/Chicago | UTC-06:00 in January; UTC-05:00 in July. Enable JavaScript for the live clock. | Enable JavaScript for upcoming changes. |
Near a time-zone line, check where you are with the time-zone finder. Your phone’s setting can differ.
ZIP Code areas, largest first
- 6240119,273 people
- 625657,559 people
- 625576,878 people
- 620803,255 people
- 624473,210 people
- 625502,858 people
- 624141,783 people
- 619141,771 people
- 619571,707 people
- 625101,677 people
- 625711,269 people
- 624631,103 people
All 22
22 ZIP Code areas overlap Shelby County. People counts are 2020–2024 estimates for each whole ZIP area. Mailing ZIPs can differ; check an address with USPS ZIP Code Lookup.
Official county information
Shelby County government website ↗ is the next stop for county offices, tax, voting, jury and records information. A geographic lookup cannot determine eligibility, tax liability or a court obligation.
Townships in Shelby County, largest first
- Shelbyville Township4,436 people
- Moweaqua Township2,082 people
- Rose Township2,020 people
- Windsor Township1,186 people
- Prairie Township1,136 people
- Tower Hill Township961 people
- Dry Point Township916 people
- Okaw Township858 people
- Oconee Township758 people
- Richland Township730 people
- Sigel Township726 people
- Ash Grove Township626 people
All 24
- Big Spring Township611 people
- Clarksburg Township578 people
- Ridge Township482 people
- Herrick Township446 people
- Holland Township419 people
- Lakewood Township335 people
- Todds Point Township330 people
- Rural Township321 people
- Flat Branch Township315 people
- Cold Spring Township244 people
- Pickaway Township165 people
- Penn Township39 people
People counts are American Community Survey 2020–2024 5-year estimates. All townships in Illinois, by county
School districts in Shelby County, largest first
- Pana Community Unit School District 88,413 people
- Shelbyville Community Unit School District 47,758 people
- Sullivan Community Unit School District 3007,440 people
- Teutopolis Community Unit School District 505,732 people
- Central A & M Community Unit School District 214,647 people
- Neoga Community Unit School District 34,471 people
- Ramsey Community Unit School District 2043,073 people
- Okaw Valley Community Unit School District 3023,042 people
- Stewardson-Strasburg Community Unit District 5A2,630 people
- Beecher City Community Unit School District 202,233 people
- Windsor Community Unit School District 12,095 people
- Cowden-Herrick Community Unit School District 3A1,838 people
Districts with land in the county; a district can cross county lines. People counts are American Community Survey 2020–2024 5-year estimates. A district boundary doesn’t decide which school a student attends.
Cities, towns and communities, largest first
These areas overlap the mapped boundary; an overlap does not mean that every address belongs to both.
- Pana, Illinois (city)5,217 people
- Shelbyville, Illinois (city)4,351 people
- Moweaqua, Illinois (village)1,915 people
- Windsor, Illinois (city)877 people
- Stewardson, Illinois (village)756 people
- Findlay, Illinois (village)674 people
- Cowden, Illinois (village)534 people
- Strasburg, Illinois (village)507 people
- Sigel, Illinois (town)439 people
- Tower Hill, Illinois (village)422 people
- Herrick, Illinois (village)333 people
- Oconee, Illinois (village)193 people
All 14
- Westervelt, Illinois (CDP)134 people
- Lakewood, Illinois (CDP)16 people
Bordering areas, nearest first
Distances are straight lines between map points.
- Moultrie County, Illinois20 mi northeast
- Effingham County, Illinois26 mi southeast
- Christian County, Illinois28 mi northwest
- Fayette County, Illinois29 mi southwest
- Cumberland County, Illinois31 mi east
- Coles County, Illinois32 mi east
- Macon County, Illinois34 mi north
- Montgomery County, Illinois38 mi west
Before using this answer on a form
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