Hamilton County, Ohio Population 2020

Hamilton County, Ohio's estimated population is 814,671 with a growth rate of 0.38% in the past year according to the most recent United States census data. Hamilton County, Ohio is the 3rd largest county in Ohio.

Year Population Growth Growth Rate
2018816,6842,0130.25%
2017814,6713,0990.38%
2016811,5721,9660.24%
2015809,6061,9520.24%
2014807,6542,4690.31%
2013805,1852,8180.35%
2012802,3671,8000.22%
2011800,567-1,696-0.21%
2010802,263-63,965-7.38%
1990866,228-6,996-0.80%
1980873,224-50,794-5.50%
1970924,01859,8976.93%
1960864,121140,16919.36%
1950723,952101,96516.39%
1940621,98732,6315.54%
1930589,35695,67819.38%
1920493,67832,9467.15%
1910460,73251,25312.52%
1900409,47934,9069.32%
1890374,57361,19919.53%
1880313,37453,00420.36%
1870260,37043,96020.31%
1860216,41059,56637.98%
1850156,84476,69995.70%
184080,14527,82853.19%
183052,31720,55364.71%
182031,76416,506108.18%
181015,2585663.85%
180014,6920.00%

How Many People Live in Hamilton County, Ohio?

814,671

Hamilton County, Ohio Population Growth

Population by Race

Race Population Percentage
White548,29167.52%
Black or African American208,77025.71%
Two or More Races24,3223.00%
Asian21,1292.60%
Some Other Race8,0981.00%
American Indian and Alaska Native8860.11%
Native Hawaiian and Other Pacific Islander5410.07%

Hamilton County, Ohio Population Pyramid 2020

Hamilton County, Ohio Median Age

36.8


Total

35.3


Male

38.4


Female

Hamilton County, Ohio Adults

There are 624,058 adults, (119,690 of whom are seniors) in Hamilton County, Ohio.

Hamilton County, Ohio Age Dependency

61

Age Dependency Ratio

23.7

Old Age Dependency Ratio

37.3

Child Dependency Ratio

Hamilton County, Ohio Sex Ratio

Female

420,309

51.76%

Male

391,728

48.24%

Hamilton County, Ohio Households and Families

Hamilton County, Ohio Renter vs Owner Occupied by Household Type

Hamilton County, Ohio Household Types

Type Owner Renter
Married84%16%
All57.8%42.2%
Male50.6%49.4%
Non Family40.9%59.1%
Female39.4%60.6%

57.8%

Rate of Home Ownership

Type Count Average Size Owned
All339,9662.3357.8
Non Family144,0871.2440.9
Married131,6213.1184
Female49,6373.1839.4
Male14,6213.2250.6

3.06

Average Family Size

2.33

Average Household Size

5.8%

Unmarried (Opposite Sex)

0.4%

Unmarried (Same Sex)

Hamilton County, Ohio Education

Education Attained Count Percentage
Less Than 9th Grade13,8292.53%
9th to 12th Grade35,4816.48%
High School Graduate144,45326.39%
Some College104,16419.03%
Associates Degree46,1998.44%
Bachelors Degree122,93722.46%
Graduate Degree80,28514.67%

Hamilton County, Ohio Educational Attainment by Race

Name Total High School Bachelors
White381,501356,329163,775
Black129,601111,21122,658
Asian14,29812,5759,775
Hispanic12,7439,6384,075
Multiple Races8,5627,6762,870
Other Race3,7332,364802
Native American693658170
Islander355331101

The highest rate of high school graduation is among native american people with a rate of 94.95%.

The highest rate of bachelors degrees is among asian people with a rate of 68.37%.

Name Average Male Female
Overall$40,412$46,486$35,066
Less Than High School$20,336$25,384$15,929
High School Grad$30,271$34,685$25,768
Some College$35,041$40,842$30,388
Bachelors Degree$53,306$63,385$45,175
Graduate Degree$68,386$83,601$58,131

$40,412

Average Earnings

$46,486

Average Male

$35,066

Average Female

Hamilton County, Ohio Language

Hamilton County, Ohio Language by Age

Hamilton County, Ohio Language

92.51% of Hamilton County, Ohio residents speak only English, while 7.49% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 2.46% of the population.

Hamilton County, Ohio Poverty

Hamilton County, Ohio Poverty by Race

Name Total In Poverty Poverty Rate
Black204,58763,07230.83%
White519,93150,6239.74%
Hispanic25,2967,11228.12%
Multiple23,5916,04725.63%
Other7,9722,53131.75%
Asian20,7352,41711.66%
Islander54123142.70%
Native88214316.21%

16.23%

Overall Poverty Rate

14.94%

Male Poverty Rate

17.44%

Female Poverty Rate

Poverty in Hamilton County, Ohio

The race most likely to be in poverty in Hamilton County, Ohio is Islander, with 42.70% below the poverty level.

The race least likely to be in poverty in Hamilton County, Ohio is White, with 9.74% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.71%. Among those working part-time, it was 22.17%, and for those that did not work, the poverty rate was 24.24%.

Name Poverty
Less Than High School32.39%
High School15.83%
Some College12.55%
Bachelors or Greater4.23%
Name Poverty
Female Unemployed47.66%
Male Unemployed38.30%
Female Employed9.58%
Male Employed6.37%

Hamilton County, Ohio Income

Hamilton County, Ohio Income by Household Type

Name Median Mean
Households$54,976$79,912
Families$75,107$101,376
Married Families$98,532$127,000
Non Families$33,448$48,475

Hamilton County, Ohio Marital Status

Hamilton County, Ohio Marital Status

Marriage Rates

42.7%

Overall Marriage Rate

44.6%

Male Marriage Rate

40.8%

Female Marriage Rate

Hamilton County, Ohio Married by Age and Sex

Hamilton County, Ohio Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 45-54.

Hamilton County, Ohio Marital Status by Race

Hamilton County, Ohio Veterans

40,815

Number of Veterans

37,844

Male Veterans

2,971

Female Veterans

War Veterans
Vietnam14,392
First Gulf War5,869
Second Gulf War5,375
Korea4,004
World War II2,195
Name Veterans % of Total
White30,2486.88%
Black9,5216.34%
2 or More6655.67%
Hispanic5613.67%
Asian1911.15%
Other651.40%
Indian658.88%
Hawaiian6012.85%

$Hamilton County, Ohio Veterans by Education

8.45%

Veteran Poverty Rate

26.60%

Veteran Disability Rate

Hamilton County, Ohio Employment Status

66.6%

Labor Force Participation

62.5%

Employment Rate

6.1%

Unemployment Rate

Hamilton County, Ohio Place of Birth

Origin of Non-Citizens

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

71.82%

Born in Ohio

94.41%

Native Born

5.59%

Foreign Born

3.04%

Non Citizen

Place of Birth

94.41% of Hamilton County, Ohio residents were born in the United States, with 71.82% having been born in Ohio. 3.04% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990