Putnam County, Indiana

Putnam County
Putnam County
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 for	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
• Density	76/sq mi (29/km2)
Time zone	UTC−5 (Eastern)
• Summer (DST)	UTC−4 (EDT)
Congressional district	4th
Website	co.putnam.in.us
	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.^[2] The county seat is Greencastle.^[3] 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.^[4]

^ Cite error: The named reference history was invoked but never defined (see the help page).
^ "Quickfacts: Putnam County, Indiana". United States Census Bureau. Retrieved June 6, 2023.
^ "Find a County". National Association of Counties. Retrieved June 7, 2011.
^ Peggy Tuck Sinko: Indiana Atlas of Historical County Boundaries, John H. Long, Ed., Charles Scribner's Sons, Simon & Schuster Macmillan, New York, N.Y., 1996, p. 245.