|Mahoning County, Ohio|
Mahoning County Courthouse
Location in the U.S. state of Ohio
Ohio's location in the U.S.
|Named for||A Native American word for salt lick|
|• Total||425 sq mi (1,101 km2)|
|• Land||412 sq mi (1,067 km2)|
|• Water||14 sq mi (36 km2), 3.2%|
|• ( 2017)||229,796|
|• Density||580/sq mi (220/km2)|
|Congressional districts||6th, 13th|
|Time zone||Eastern: UTC−5/ −4|
Mahoning County is a county in the U.S. state of Ohio. As of the 2010 census, the population was 238,823.  Its county seat is Youngstown.  The county is named for an Indian word meaning " salt lick".  Mahoning County was formed on March 1, 1846; the 83rd county in Ohio. Until 1846, the area that is now Mahoning County was part of Trumbull and Columbiana counties, when the counties in the area were redefined and Mahoning County emerged as a new county. 
Mahoning County is part of the Youngstown-Warren-Boardman, OH-PA Metropolitan Statistical Area.
- 1 Geography
- 2 Demographics
- 3 Politics
- 4 Education
- 5 Communities
- 6 See also
- 7 References
- 8 External links
- Trumbull County (north)
- Mercer County, Pennsylvania (northeast)
- Lawrence County, Pennsylvania (east)
- Columbiana County (south)
- Stark County (southwest)
- Portage County (northwest)
|U.S. Decennial Census
1790-1960  1900-1990 
1990-2000  2010-2017 
As of the census  of 2000, there were 257,555 people, 102,587 households, and 68,835 families residing in the county. The population density was 620 people per square mile (239/km²). There were 111,762 housing units at an average density of 269 per square mile (104/km²). The racial makeup of the county was 81.04% White, 15.87% Black or African American, 0.17% Native American, 0.47% Asian, 0.02% Pacific Islander, 1.03% from other races, and 1.38% from two or more races. 2.97% of the population were Hispanic or Latino of any race.
There were 102,587 households out of which 28.40% had children under the age of 18 living with them, 49.00% were married couples living together, 14.10% had a female householder with no husband present, and 32.90% were non-families. 29.10% of all households were made up of individuals and 13.10% had someone living alone who was 65 years of age or older. The average household size was 2.44 and the average family size was 3.02.
In the county, the population was spread out with 23.70% under the age of 18, 8.40% from 18 to 24, 26.40% from 25 to 44, 23.70% from 45 to 64, and 17.80% who were 65 years of age or older. The median age was 40 years. For every 100 females there were 91.40 males. For every 100 females age 18 and over, there were 88.00 males.
The median income for a household in the county was $35,248, and the median income for a family was $44,185. Males had a median income of $36,313 versus $23,272 for females. The per capita income for the county was $18,818. About 9.60% of families and 12.50% of the population were below the poverty line, including 19.10% of those under age 18 and 8.70% of those age 65 or over.
As of the 2010 census, there were 238,823 people, 98,712 households, and 62,676 families residing in the county.  The population density was 580.2 inhabitants per square mile (224.0/km2). There were 111,833 housing units at an average density of 271.7 per square mile (104.9/km2).  The racial makeup of the county was 79.9% white, 15.7% black or African American, 0.7% Asian, 0.2% American Indian, 1.4% from other races, and 2.1% from two or more races. Those of Hispanic or Latino origin made up 4.7% of the population.  In terms of ancestry, 21.4% were German, 18.4% were Italian, 16.6% were Irish, 8.9% were English, and 4.2% were American. 
Of the 98,712 households, 27.9% had children under the age of 18 living with them, 43.7% were married couples living together, 15.0% had a female householder with no husband present, 36.5% were non-families, and 31.8% of all households were made up of individuals. The average household size was 2.34 and the average family size was 2.94. The median age was 42.9 years. 
The median income for a household in the county was $40,123 and the median income for a family was $52,489. Males had a median income of $44,516 versus $31,969 for females. The per capita income for the county was $22,824. About 12.6% of families and 16.6% of the population were below the poverty line, including 25.9% of those under age 18 and 10.0% of those age 65 or over. 
In contrast with many other counties in eastern central Ohio, Mahoning County is largely Democratic-leaning, voting for the Democratic presidential candidate in every election since 1972, when incumbent Richard Nixon won the county by a margin of 1.3 percent. Since 1972, the county has voted Democratic by at least a margin of 17 percentage points for every election, with the exception of 2016, when Hillary Clinton won the county over Donald Trump by 3.3 percent, the smallest margin since 1972; in 2012, Barack Obama carried the county over Mitt Romney by a solid 28.3 percent.
- Choffin Career and Technical Center
- Eastern Gateway Community College
- Mahoning County Career and Technical Center
- Alliance City School District
- Austintown Local School District
- Boardman Local School District
- Campbell City School District
- Canfield Local School District
- Columbiana Exempted Village School District
- Hubbard Exempted Village School District
- Jackson-Milton Local School District
- Leetonia Exempted Village School District
- Liberty Local School District
- Lowellville Local School District
- Poland Local School District
- Sebring Local School District
- South Range Local School District
- Springfield Local School District
- Struthers City School District
- Weathersfield Local School District
- West Branch Local School District
- Western Reserve Local School District
- Youngstown City School District
- Austintown Fitch High School
- Boardman High School
- Campbell Memorial High School
- Canfield High School
- Cardinal Mooney High School
- Chaney High School
- East High School
- Jackson-Milton High School
- Lowellville High School
- Mahoning County High School
- McKinley High School
- Poland Seminary High School
- South Range High School
- Springfield High School
- Struthers High School
- Ursuline High School
- Valley Christian School
- West Branch High School
- Western Reserve High School
- Berlin Center
- Coitsville Center
- East Lewistown
- Hickory Corners
- Locust Grove
- New Albany
- New Buffalo
- New Springfield
- North Benton
- North Jackson
- North Lima
- Poland Center
- West Austintown
† county seat
|Rank||City/Town/etc.||Population (2010 Census)||Municipal type|
- "Ohio County Profiles: Mahoning County" (PDF). Ohio Department of Development. Archived from the original (PDF) on June 21, 2007. Retrieved April 28, 2007.
- "State & County QuickFacts". United States Census Bureau. Archived from the original on July 14, 2011. Retrieved February 9, 2015.
- "Find a County". National Association of Counties. Retrieved June 7, 2011.
- "Mahoning County data". Ohio State University Extension Data Center. Retrieved 2007-04-28.[ dead link]
- History of Mahoning County Archived February 22, 2015, at the Wayback Machine., Official county website.
- "2010 Census Gazetteer Files". United States Census Bureau. August 22, 2012. Archived from the original on May 4, 2014. Retrieved February 9, 2015.
- "Population and Housing Unit Estimates". Retrieved April 17, 2018.
- "U.S. Decennial Census". United States Census Bureau. Retrieved February 9, 2015.
- "Historical Census Browser". University of Virginia Library. Retrieved February 9, 2015.
- Forstall, Richard L., ed. (March 27, 1995). "Population of Counties by Decennial Census: 1900 to 1990". United States Census Bureau. Retrieved February 9, 2015.
- "Census 2000 PHC-T-4. Ranking Tables for Counties: 1990 and 2000" (PDF). United States Census Bureau. April 2, 2001. Retrieved February 9, 2015.
- "American FactFinder". United States Census Bureau. Retrieved January 31, 2008.
- "Archived copy". Archived from the original on June 19, 2006. Retrieved August 10, 2013.
- "DP-1 Profile of General Population and Housing Characteristics: 2010 Demographic Profile Data". United States Census Bureau. Retrieved December 27, 2015.
- "Population, Housing Units, Area, and Density: 2010 - County". United States Census Bureau. Retrieved December 27, 2015.
- "DP02 SELECTED SOCIAL CHARACTERISTICS IN THE UNITED STATES – 2006-2010 American Community Survey 5-Year Estimates". United States Census Bureau. Retrieved December 27, 2015.
- "DP03 SELECTED ECONOMIC CHARACTERISTICS – 2006-2010 American Community Survey 5-Year Estimates". United States Census Bureau. Retrieved December 27, 2015.
- Leip, David. "Dave Leip's Atlas of U.S. Presidential Elections". uselectionatlas.org. Retrieved May 2, 2018.
- The leading "other" candidate, Progressive Theodore Roosevelt, received 5,226 votes, while Socialist candidate Eugene Debs received 2,422 votes, Prohibition candidate Eugene Chafin received 321 votes, and Socialist Labor candidate Arthur Reimer received 57 votes.
- "Archived copy". Archived from the original on December 21, 2013. Retrieved February 13, 2016.
|Wikimedia Commons has media related to Mahoning County, Ohio.|