Mercer County, Ohio

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Mercer County, Ohio
Map of Ohio highlighting Mercer County
Location in the state of Ohio
Map of the U.S. highlighting Ohio
Ohio's location in the U.S.
FoundedApril 1, 1820[1]
Named forHugh Mercer
SeatCelina
Largest cityCelina
Area
 - Total
 - Land
 - Water

473.42 sq mi (1,226 km²)
462.45 sq mi (1,198 km²)
10.98 sq mi (28 km²), 2.32%
Population
 - (2010)
 - Density

40,814
88.3/sq mi (34/km²)
Time zoneEastern: UTC-5/-4
Websitewww.mercercountyohio.org
 
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Mercer County, Ohio
Map of Ohio highlighting Mercer County
Location in the state of Ohio
Map of the U.S. highlighting Ohio
Ohio's location in the U.S.
FoundedApril 1, 1820[1]
Named forHugh Mercer
SeatCelina
Largest cityCelina
Area
 - Total
 - Land
 - Water

473.42 sq mi (1,226 km²)
462.45 sq mi (1,198 km²)
10.98 sq mi (28 km²), 2.32%
Population
 - (2010)
 - Density

40,814
88.3/sq mi (34/km²)
Time zoneEastern: UTC-5/-4
Websitewww.mercercountyohio.org
Grand Lake St. Marys State Park
Historical populations
CensusPop.
182095
18301,1101,068.4%
18408,277645.7%
18507,712−6.8%
186014,10482.9%
187017,25422.3%
188021,80826.4%
189027,22024.8%
190028,0212.9%
191027,536−1.7%
192026,872−2.4%
193025,096−6.6%
194026,2564.6%
195028,3117.8%
196032,55915.0%
197035,2658.3%
198038,3348.7%
199039,4432.9%
200040,9243.8%
201040,814−0.3%
Est. 201241,9312.7%

Mercer County is a county located in the state of Ohio, United States. According to the 2010 census, it has a population of 40,814, which is a decrease of 0.3% from 40,924 in 2000.[2] Its county seat is Celina[3] and is named for Hugh Mercer, an officer in the American Revolutionary War.[4]

The Celina Micropolitan Statistical Area includes all of Mercer County.

Contents

Geography

According to the 2010 census, the county has a total area of 473.42 square miles (1,226.2 km2), of which 462.45 square miles (1,197.7 km2) (or 97.68%) is land and 10.98 square miles (28.4 km2) (or 2.32%) is water.[5]

Adjacent counties

Demographics

As of the census[6] of 2010, there were 40,814 people, 14,756 households, and 11,022 families residing in the county. The population density was 88 people per square mile (34/km²). There were 15,875 housing units at an average density of 34 per square mile (13/km²). The racial makeup of the county was 98.44% White, 0.10% Black or African American, 0.26% Native American, 0.29% Asian, 0.02% Pacific Islander, 0.34% from other races, and 0.56% from two or more races. 1.15% of the population were Hispanic or Latino of any race.

There were 14,756 households out of which 37.10% had children under the age of 18 living with them, 64.10% were married couples living together, 7.40% had a female householder with no husband present, and 25.30% were non-families. 22.70% of all households were made up of individuals and 10.80% had someone living alone who was 65 years of age or older. The average household size was 2.74 and the average family size was 3.24.

In the county, the population was spread out with 29.60% under the age of 18, 7.90% from 18 to 24, 26.70% from 25 to 44, 21.20% from 45 to 64, and 14.50% who were 65 years of age or older. The median age was 36 years. For every 100 females there were 99.80 males. For every 100 females age 18 and over, there were 96.20 males.

The median income for a household in the county was $42,742, and the median income for a family was $50,157. Males had a median income of $35,508 versus $22,857 for females. The per capita income for the county was $18,531. About 4.60% of families and 6.40% of the population were below the poverty line, including 6.90% of those under age 18 and 7.80% of those age 65 or over.

Government

Mercer County courthouse.

Communities

Mercertownships.PNG

City

Villages

Townships

Unincorporated communities

  • Shively
  • Skeels Crossroads
  • St. Joseph
  • St. Peter
  • St. Rose
  • Tama
  • Wabash
  • Wendelin

See also

References

External links

Coordinates: 40°32′N 84°38′W / 40.54°N 84.63°W / 40.54; -84.63