Click here to view a map of Putnam County
Click here for the Putnam County Census Profile (2024)
Putnam County is located in northwest Ohio, bordered by Defiance and Henry Counties to the north, Hancock County to the east, Allen County to the south, and Paulding and Van Wert Counties to the west. As of the 2020 Census, the population was 34,451. The county seat is Ottawa. The county has a total area of approximately 412 square miles. The county is home to several small towns and villages, including Continental, Columbus Grove, Fort Jennings, Leipsic, and Pandora. The county is predominantly rural, with agriculture and manufacturing being the main industries. Putnam County is known for its beautiful parks and recreational areas, including Ottawa National Wildlife Refuge, Ottawa Park District, and Ottawa Metro Park.
217 N High St Columbus Grove, OH 45830
1777 E Main St Ottawa, OH 45875
6442 Rd R Columbus Grove, OH 45830
7450 Rd G Leipsic, OH 45856
250 Meadowglen Dr Ottawa, OH 45875
9776 Rd 7 Ottawa, OH 45875
*** Ottoville, OH 45876
1011 Heritage Trail # A Ottawa, OH 45875