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Putnam County, Ohio facts for kids

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Putnam County
Putnam County
Putnam County Courthouse
Putnam County Courthouse
Official seal of Putnam County
Map of Ohio highlighting Putnam County
Location within the U.S. state of Ohio
Map of the United States highlighting Ohio
Ohio's location within the U.S.
Country  United States
State  Ohio
Founded January 3, 1834
Named for Israel Putnam
Seat Ottawa
Largest village Ottawa
 • Total 484 sq mi (1,250 km2)
 • Land 483 sq mi (1,250 km2)
 • Water 1.8 sq mi (5 km2)  0.4%%
 • Total 34,451
 • Density 71.18/sq mi (27.483/km2)
Time zone UTC−5 (Eastern)
 • Summer (DST) UTC−4 (EDT)
Congressional district 5th

Putnam County is a county located in the northwestern part of the U.S. state of Ohio. As of the 2020 census, the population was 34,451. Its county seat is Ottawa. The county was created in 1820 and later organized in 1834. Its name is in honor of Israel Putnam, a colonial hero in the French and Indian War, who served as a general in the American Revolutionary War. The Blanchard River, which passes through the county, was a key transportation route for early European-American settlers.


According to the U.S. Census Bureau, the county has a total area of 484 square miles (1,250 km2), of which 483 square miles (1,250 km2) is land and 1.8 square miles (4.7 km2) (0.4%) is water.

Adjacent counties


Historical population
Census Pop.
1830 230
1840 5,189 2,156.1%
1850 7,221 39.2%
1860 12,808 77.4%
1870 17,081 33.4%
1880 23,713 38.8%
1890 30,188 27.3%
1900 32,525 7.7%
1910 29,972 −7.8%
1920 27,751 −7.4%
1930 25,074 −9.6%
1940 25,016 −0.2%
1950 25,248 0.9%
1960 28,331 12.2%
1970 31,134 9.9%
1980 32,991 6.0%
1990 33,819 2.5%
2000 34,726 2.7%
2010 34,499 −0.7%
2020 34,451 −0.1%
U.S. Decennial Census
1790-1960 1900-1990
1990-2000 2020

2010 census

As of the 2010 United States Census, there were 34,499 people, 12,872 households, and 9,556 families living in the county. The population density was 71.5 inhabitants per square mile (27.6/km2). There were 13,731 housing units at an average density of 28.5 per square mile (11.0/km2). The racial makeup of the county was 95.7% white, 0.3% black or African American, 0.2% Asian, 0.2% American Indian, 2.7% from other races, and 0.9% from two or more races. Those of Hispanic or Latino origin made up 5.5% of the population. In terms of ancestry, 65.6% identified as German, 7.8% were Irish, 7.3% were American, 4.7% were English, 2.4% were French, 1.8% were Swiss, 1.7% were Dutch, 1.6% were Italian, 1.4% were Scottish, 1.0% were Welsh, 0.8% were Hungarian and 0.8% were Polish.

Of the 12,872 households, 35.0% had children under the age of 18 living with them, 62.9% were married couples living together, 7.4% had a female householder with no husband present, 25.8% were non-families, and 22.5% of all households were made up of individuals. The average household size was 2.66 and the average family size was 3.13. The median age was 39.0 years.

The median income for a household in the county was $56,573 and the median income for a family was $65,882. Males had a median income of $44,417 versus $33,200 for females. The per capita income for the county was $24,023. About 5.8% of families and 7.1% of the population were below the poverty line, including 9.8% of those under age 18 and 7.0% of those age 65 or over.


Map of Putnam County Ohio With Municipal and Township Labels
Map of Putnam County, Ohio with municipal and township labels



  • Blanchard
  • Greensburg
  • Jackson
  • Jennings
  • Liberty
  • Monroe
  • Monterey
  • Ottawa
  • Palmer
  • Perry
  • Pleasant
  • Riley
  • Sugar Creek
  • Union
  • Van Buren

Census-designated place

Unincorporated communities

Putnam County Fair

Putnam County Fair Logo
Official logo for Putnam County Fair

The Putnam County Fair is located in Ottawa, Ohio and the slogan is "A Blue Ribbon Event." At the fairgrounds, there are several activities from playing games, to riding rides, or just eating the food. The Putnam County Fair usually runs the last week of June.


The Putnam County Board of Education operates nine separate school districts county-wide.

  • Columbus Grove Local School District, Putnam County, Ohio
    • St. Anthony's Elementary
  • Continental Local School District, Putnam County, Ohio
  • Fort Jennings Local School District, Putnam County, Ohio
  • Kalida Local School District, Putnam County, Ohio
  • Leipsic Local School District, Putnam County, Ohio
    • Leipsic St. Mary's Elementary
  • McComb Local School District, Hancock County, Ohio (mostly in Hancock County)
  • Miller City-New Cleveland Local School District, Putnam County, Ohio
  • Ottawa-Glandorf Local School District, Putnam County, Ohio
    • St. Peter and Paul Elementary
    • Loving Care Daycare and Preschool
    • Ottawa-Glandorf Alternative School
  • Ottoville Local School District, Putnam County, Ohio
  • Pandora-Gilboa Local School District, Putnam County, Ohio

Other villages across the county are served by one or more of these districts above in the district's zone area.

See also

Kids robot.svg In Spanish: Condado de Putnam (Ohio) para niños

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