Shelby County, Indiana
County seat: Shelbyville · Population 45,882 (2025) · 411 sq mi
Shelby County is the 33rd most populous of Indiana's 92 counties, with 45,882 people (2025 estimate). Its county seat is Shelbyville. It is part of the Central (Region 5) region, one of the 12 Indiana economic growth regions (DWD / WorkOne regions). The map shows its 5 cities and towns and the 6 neighboring counties.
Shelby County facts
- County seat
- Shelbyville
- Population (2025 estimate)
- 45,882 +1.8% since 2020
- Land area
- 411 sq mi 33rd largest of 92
- Water area
- 2 sq mi
- Population density
- 112 per sq mi
- Established
- 1821
- Named after
- Isaac Shelby American politician (1750-1826)
- Largest city
- Shelbyville 21,204
- Median household income
- $72,190
- Cities and towns
- 5 plus 12 CDPs
- ZIP codes
- 17
- Time zone
- Eastern
- FIPS code
- 18145
Cities and towns in Shelby County
Shelby County has 5 incorporated cities, towns and villages. Populations count the people living inside Shelby County; cities that cross a county line also list the other counties.
| Name | Type | Population 2025 | Also in |
|---|---|---|---|
| Shelbyville (county seat) | City | 21,204 | |
| Morristown | Town | 1,183 | |
| Fairland | Town | 536 | |
| St. Paul | Town | 379 | Decatur County |
| Edinburgh | Town | 195 | Bartholomew and Johnson counties |
Unincorporated communities (CDPs)
Census-designated places are communities without their own city government; the county provides their services.
| Community | Population | Also in |
|---|---|---|
| Pleasant View | 611 | |
| Waldron | 606 | |
| Boggstown | 597 | |
| Marion | 276 | |
| Geneva | 265 | |
| Blue Ridge | 215 | |
| Gwynneville | 198 | |
| Flat Rock | 121 | |
| Fountaintown | 119 | |
| Marietta | 97 | |
| London | 30 | |
| Carrollton | 0 | Hancock County |
ZIP codes in Shelby County
17 ZIP codes reach into Shelby County. ZIP codes ignore county lines, so some also cover a neighboring county.
- 46110
- 46124 also Bartholomew and Johnson counties
- 46126
- 46130 also Hancock County
- 46131 also Johnson County
- 46140 also Hancock and Rush counties
- 46144
- 46150 also Rush County
- 46161 also Hancock and Rush counties
- 46162 also Johnson County
- 46163 also Hancock and Marion counties
- 46176
- 46182 also Rush County
- 46259 also Marion and Johnson counties
- 47234 also Bartholomew County
- 47240 also Decatur, Franklin, Ripley and Rush counties
- 47272 also Decatur and Rush counties
Population of Shelby County, 2020–2025
Shelby County grew by 829 people (+1.8%) between April 2020 and July 2025: 225 more deaths than births and a net gain of 1,045 people from migration.
| Year (July 1) | Population |
|---|---|
| 2020 | 45,065 |
| 2021 | 45,086 |
| 2022 | 45,165 |
| 2023 | 45,266 |
| 2024 | 45,613 |
| 2025 | 45,882 |
Neighboring counties
- Johnson County west · 174,262 people
- Rush County east · 16,767 people
- Hancock County north · 90,969 people
- Bartholomew County south · 85,729 people
- Decatur County southeast · 26,576 people
- Marion County northwest · 992,196 people
Printable Shelby County map
The PDF is a vector file with real text: it prints sharp on Letter paper and you can search it for a town. The PNG is 2400 pixels wide for slides and documents. Both are free to use with a credit to WhichCounty.
- PDF (Letter) (74 KB)
- PNG (2400 px) (62 KB)
Paste this code to embed the map on your site:
Sources
- Boundaries: U.S. Census Bureau, 2025 Cartographic Boundary Files (1:500,000).
- Population: Census Bureau county and city estimates, Vintage 2025. CDP populations: American Community Survey 2020–2024.
- Places and ZIP codes: Census Bureau 2026 Gazetteer and 2020 ZIP Code Tabulation Area relationship files.
- County seat, founding year and name origin: Wikidata (CC0), checked against state sources.
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