Putnam County, Indiana
Putnam County | |
|---|---|
Putnam County Courthouse in Greencastle | |
Location within the U.S. state of Indiana | |
Indiana's location within the U.S. | |
| Coordinates: 39°40′N 86°50′W / 39.67°N 86.84°W | |
| Country | United States |
| State | Indiana |
| Founded | December 31, 1821 (created) April 1822 (organized) |
| Named after | Israel Putnam |
| Seat | Greencastle |
| Largest city | Greencastle |
| Area | |
• Total | 482.69 sq mi (1,250.2 km2) |
| • Land | 480.53 sq mi (1,244.6 km2) |
| • Water | 2.16 sq mi (5.6 km2) 0.45% |
| Population (2020) | |
• Total | 36,726 |
• Estimate (2023) | 37,567 |
| • Density | 76/sq mi (29/km2) |
| Time zone | UTC−5 (Eastern) |
| • Summer (DST) | UTC−4 (EDT) |
| Congressional district | 4th |
| Website | co |
| Indiana county number 67 | |
Putnam County is a county located in the U.S. state of Indiana. As of the 2020 United States census, the population was 36,726. The county seat is Greencastle. The county was named for Israel Putnam, a hero in the French and Indian War and a general in the American Revolutionary War. The county was created in 1821 and organized in April 1822.