Ontario demographics profile

Population density (sq mi)55325891
Median age45.939.337.7
Male/Female ratio0.8:11.0:11.0:1
Married (15yrs & older)67%56%55%
Speak English90%93%79%
Speak Spanish2%2%13%
Ontario, OH has a population of 6,117 and is the 5,683rd largest city in the United States. The population density is 553 per sq mi which is 115% higher than the Ohio average and 510% higher than the national average. The median age in Ontario is 46 which is approximately 17% higher than the Ohio average of 39. In Ontario, 67% of the population over 15 years of age are married, 90% speak English and 2% speak Spanish. 71% of Ontario residents were born in Ohio, 21% were born out of state, 0% were born outside of the United States and 7% were foreign born.

Did you know?

  • The population density in Ontario is 115% higher than Ohio.
  • The median age in Ontario is 17% higher than Ohio.
  • In Ontario 84.91% of the population is Caucasian.
  • In Ontario 4.99% of the population is African American.
  • In Ontario 7.90% of the population is Asian.

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Ontario population breakdown by race

African American4.99%12.27%12.63%
American Indian0.21%0.19%0.82%
Native Hawaiian0.00%0.03%0.18%
Mixed race1.21%2.57%3.06%
Other race0.78%0.85%4.75%
In Ontario, 1.4% of people are of Hispanic or Latino origin.
Please note: Hispanics may be of any race, so also are included in any/all of the applicable race categories above.

Languages spoken

Place of birth by citizenship

Household income distribution

Source of income

Ontario age breakdown

Marital status

Age of children in married couples

Source: The Ontario, OH demographics data displayed above is derived from the 2016 United States Census Bureau American Community Survey (ACS).