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Ottawa County, Ohio facts for kids

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Ottawa County
Ottawa County Courthouse
Ottawa County Courthouse
Flag of Ottawa County
Flag
Official seal of Ottawa County
Seal
Map of Ohio highlighting Ottawa 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 March 6, 1840
Named for the Ottawa tribe or a word meaning "trader"
Seat Port Clinton
Largest city Port Clinton
Area
 • Total 585 sq mi (1,520 km2)
 • Land 255 sq mi (660 km2)
 • Water 330 sq mi (900 km2)  56%%
Population
 (2020)
 • Total 40,364 Decrease
 • Density 158/sq mi (61/km2)
Time zone UTC−5 (Eastern)
 • Summer (DST) UTC−4 (EDT)
Congressional district 9th

Ottawa County is a county located in the northwestern part of the U.S. state of Ohio. As of the 2020 census, about 40,364 people lived there. Its county seat (the main town for county government) is Port Clinton. The county is named either for the Ottawa (Odawa) Indigenous peoples who lived there, or for an Indigenous word meaning "trader."

Ottawa County is part of the Port Clinton, OH Micropolitan Statistical Area. This area is also included in the larger Toledo-Port Clinton, OH Combined Statistical Area.

History of Ottawa County

Early Events and Formation

A very important event happened near Ottawa County on September 10, 1813. During the War of 1812, nine ships from the United States Navy, led by Commodore Oliver Hazard Perry, fought against six ships from Great Britain’s Royal Navy. This battle, called the Battle of Lake Erie, took place near Put-in-Bay. The American forces won a big victory, which was a major moment in the war.

Ottawa County was officially created on March 6, 1840. It was formed from parts of Erie, Lucas, and Sandusky counties. As mentioned, it was named after the Ottawa (Odawa) Indigenous tribe of North America.

Historic Courthouse and Political Trends

In 1974, the Ottawa County Courthouse was added to the National Register of Historic Places. This means it is recognized as an important historical building.

The county is also known in presidential politics for being a "bellwether." This means that from 1964 to 2016, Ottawa County consistently voted for the candidate who ended up winning the presidential election. It was a good indicator of the national outcome for many years.

Geography of Ottawa County

According to the U.S. Census Bureau, Ottawa County covers a total area of 585 square miles. About 255 square miles of this is land, and 330 square miles (56%) is water. This makes it the third-smallest county in Ohio by land area. It shares a border with Ontario, Canada, across Lake Erie.

Neighboring Areas

Ottawa County is surrounded by several other counties and even another country:

Protected Natural Areas

Ottawa County is home to important natural and historical sites:

Population of Ottawa County

Historical population
Census Pop.
1840 2,248
1850 3,308 47.2%
1860 7,016 112.1%
1870 13,364 90.5%
1880 19,762 47.9%
1890 21,974 11.2%
1900 22,213 1.1%
1910 22,360 0.7%
1920 22,193 −0.7%
1930 24,109 8.6%
1940 24,360 1.0%
1950 29,469 21.0%
1960 35,323 19.9%
1970 37,099 5.0%
1980 40,076 8.0%
1990 40,029 −0.1%
2000 40,985 2.4%
2010 41,428 1.1%
2020 40,364 −2.6%
U.S. Decennial Census
1790-1960 1900-1990
1990-2000 2020

As of the 2010 United States Census, there were 41,428 people living in Ottawa County. Most of the people (96.5%) were white. About 4.2% of the population identified as Hispanic or Latino. The average age of people in the county was 46.3 years old.

Transportation in Ottawa County

Major Roads

Eight major highways run through Ottawa County. These include two interstates (large national highways) and several state routes.

  • I-80.svg Interstate 80 (Ohio Turnpike)
  • I-90.svg Interstate 90 (Ohio Turnpike)
  • OH-2.svg Ohio State Route 2
  • OH-19.svg Ohio State Route 19
  • OH-51.svg Ohio State Route 51
  • OH-53.svg Ohio State Route 53
  • OH-105.svg Ohio State Route 105
  • OH-163.svg Ohio State Route 163
  • OH-269.svg Ohio State Route 269
  • OH-590.svg Ohio State Route 590

Airports

Ottawa County has several airports, many of which serve the islands in Lake Erie:

  • Erie-Ottawa Regional Airport
  • Middle Bass-East Point Airport
  • Middle Bass Island Airport
  • North Bass Island Airport
  • Put-in-Bay Airport

Communities in Ottawa County

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

Ottawa County has one city, several villages, and many townships and smaller communities.

City

  • Port Clinton (This is the county seat, where the main government offices are.)

Villages

Townships

Census-designated places

These are areas that are like towns but are not officially incorporated as cities or villages.

Unincorporated communities

These are smaller communities that are not part of any city or village government.

Notable Residents

See also

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