Seneca County, OH Demographics

This page shows a collection of maps for Seneca County (pop: 55,069) of different demographic data.

Seneca County, OH Household Size Map

This map shows household size in Seneca County by neighborhood or county. Seneca County has an average of 2.39 individuals per household. Red areas have larger household sizes, which generally means more children. Green areas have smaller household sizes, and there will typically be fewer young children.

 

Seneca County, OH Map of Household Size by Area
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Larger households
Smaller households

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Seneca County, OH Resident Age Map

The median age of residents in Seneca County is 42.58. This is older than the median age of 38.1 in the United States.

The areas in green are among the youngest areas in the county. Areas in red show Seneca County neighborhoods where the median resident is older, and areas in yellow show areas where the median age is between the late 30s and early 40s.

 

Seneca County, OH Map of Household Size by Area
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Older residents
Younger residents

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Seneca County, OH Single Parent Homes Map

This map shows where single-parent households live. In Seneca County, 13.56% of households have a single parent. Neighborhoods with very few one-parent households are green, and areas with many single-parent households are red.

 

Seneca County, OH Map of Single Parent Households
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Few single-parent homes
Many single-parent homes

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Updated 2023 using the most recent data available (2021)