Johnson County, Indiana
Johnson County | |
|---|---|
Johnson County courthouse in Franklin, Indiana | |
Location within the U.S. state of Indiana | |
Indiana's location within the U.S. | |
| Coordinates: 39°29′N 86°06′W / 39.49°N 86.1°W | |
| Country | United States |
| State | Indiana |
| Founded | 1823 |
| Seat | Franklin |
| Largest city | Greenwood |
| Area | |
• Total | 321.79 sq mi (833.4 km2) |
| • Land | 320.43 sq mi (829.9 km2) |
| • Water | 1.36 sq mi (3.5 km2) 0.42% |
| Population (2020) | |
• Total | 161,765 |
• Estimate (2023) | 167,819 |
| • Density | 500/sq mi (190/km2) |
| Time zone | UTC−5 (Eastern) |
| • Summer (DST) | UTC−4 (EDT) |
| Congressional district | 6th |
| Website | www |
| Indiana county number 41 | |
Johnson County is a county located in the U.S. state of Indiana. As of 2020, the population was 161,765. The county seat is Franklin. Johnson County is included in the Indianapolis-Carmel-Anderson, IN Metropolitan Statistical Area.