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Hamilton County, Ohio Demographics 2026

Hamilton County, Ohio has a population of 827,878, the 3rd most populous county in Ohio. The median household income is $70,816 and the median home value is $225,700. The poverty rate is 14.9%.

Hamilton County Quick Facts

Population 827,878
Median Household Income $70,816
Median Home Value $225,700
Poverty Rate 14.9%
Unemployment Rate 5.1%
Median Age 36.9 years
Homeownership Rate 59.0%
Affordability Ratio 3.2x
Bachelor's Degree+ 41.4%
High School Graduation 92.5%
Cities/Places 33
Population 827,878 3rd of 88
Median Income $70,816 2% higher state
Poverty Rate 14.9%
Unemployment 5.1%

Economy & Housing

Employment

5.1% Unemployment Rate State: 4.9% | National: 5.2%
66.5% Labor Force Participation

Housing Overview

Owner 59.0%
Renter 41.0%
Affordability Index Affordable
3.2x home value to income ratio

People & Demographics

Diversity Index

53out of 100
Moderate Diversity

Moderate diversity with one or two groups making up the majority.

State average: 39 | National average: 60

Education

Cities & Places in Hamilton County

CityPopulationMedian IncomePovertyHome Value
Cincinnati city309,595$51,70724.5%$215,300
Fairfield city44,597$70,1669.1%$218,100
Forest Park city19,994$67,20110.9%$163,200
Norwood city19,023$64,72417.5%$228,300
Sharonville city13,989$70,7815.7%$207,900
Blue Ash city13,374$116,6635.3%$365,700
Springdale city10,983$72,50012.3%$171,400
Montgomery city10,816$148,4382.7%$505,800
Reading city10,490$60,16712.9%$184,200
North College Hill city9,564$63,03124.0%$125,200
Madeira city9,454$168,9812.3%$463,600
Wyoming city8,712$156,5181.6%$404,500
Cheviot city8,655$54,65418.4%$137,900
Mount Healthy city6,932$45,54622.7%$126,200
Milford city6,525$72,9079.5%$228,200
The Village of Indian Hill city6,048$228,1942.8%$1,156,800
Deer Park city5,380$80,1229.7%$189,400
Silverton village4,857$49,56314.5%$185,300
St. Bernard village3,998$74,9116.6%$139,500
Woodlawn village3,885$66,71216.5%$177,600
Amberley village3,838$143,2892.0%$457,100
Golf Manor village3,771$44,59813.8%$132,500
Greenhills village3,693$74,3379.2%$166,000
Lockland village3,493$49,17418.4%$101,200
Mariemont village3,477$153,5071.4%$584,400
Lincoln Heights village3,125$17,33356.5%$88,600
Newtown village2,677$97,9175.2%$321,700
Evendale village2,656$154,8962.2%$385,500
Elmwood Place village2,368$39,98023.9%$58,300
Terrace Park village2,282$206,7052.1%$581,000
Glendale village1,977$118,4385.5%$394,000
Fairfax village1,615$76,1573.9%$224,300
Arlington Heights village1,038$47,11511.1%$86,600

Explore Ohio Rankings

Cities by Population All cities ranked by size Richest Cities Ranked by median income Most Educated By bachelor's degree rate Most Affordable By housing affordability

Population Overview

Hamilton County is located in Ohio with a total population of 827,878. It is the 3rd most populous county out of 88 in Ohio. The county encompasses 33 Census-designated places.

Age Demographics

The median age in Hamilton County is 36.9 years. This is 7% lower than the state median of 39.6 years.

Economy, Income & Housing

The median household income in Hamilton County is $70,816. This is 2% higher than the state median of $69,680. Compared to the national median of $78,538, household income here is 10% lower. The poverty rate stands at 14.9%. This is 12% higher than the state poverty rate of 13.2%. The unemployment rate is 5.1%. This is 4% higher than the state rate of 4.9%. The median home value is $225,700. Housing costs are 13% higher than the state median of $199,200. The home-value-to-income ratio is 3.2x. 59.0% of occupied housing units are owner-occupied. This homeownership rate is 12% lower than the state average of 67.0%.

Race & Ethnicity

The largest racial or ethnic group in Hamilton County is White (non-Hispanic), making up 62.9% of the population. Black or African American residents account for 24.9%. The Black or African American population is significantly higher than the state average (24.9% vs 12.1%).

Education

41.4% of residents aged 25 and older hold a bachelor's degree or higher. This places Hamilton County in the top 10% of all cities in the state for educational attainment. This is 34% higher than the state rate of 30.9%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 92.5%. Notably, 16.7% of adults hold a graduate or professional degree, indicating a highly educated workforce.

Frequently Asked Questions

What is the population of Hamilton County, Ohio?

Hamilton County has a population of 827,878, making it the 3rd most populous county in Ohio.

What is the median income in Hamilton County?

The median household income in Hamilton County is $70,816 with a poverty rate of 14.9%.

How many cities are in Hamilton County, Ohio?

Hamilton County contains 33 Census-designated places.