Butler County, Ohio Population 2021

Butler County, Ohio's estimated population is 385,402 with a growth rate of 0.30% in the past year according to the most recent United States census data. Butler County, Ohio is the 8th largest county in Ohio. The 2010 Population was 369,102 and has seen a growth of 4.42% since this time.

Note: 2020 and 2021 data is projected
Year Population Growth Growth Rate
2021385,4021,1340.30%
2020384,2681,1340.30%
2019383,1341,1340.30%
2018382,0001,3930.37%
2017380,6072,2530.60%
2016378,3542,3560.63%
2015375,9982,2480.60%
2014373,7502,3550.63%
2013371,3958450.23%
2012370,5504270.12%
2011370,1231,0210.28%
2010369,10277,62326.63%
1990291,47932,69212.63%
1980258,78732,58014.40%
1970226,20727,13113.63%
1960199,07651,87335.24%
1950147,20326,95422.42%
1940120,2496,1655.40%
1930114,08427,05931.09%
192087,02516,75423.84%
191070,27113,40123.56%
190056,8708,27317.02%
189048,5976,01814.13%
188042,5792,6676.68%
187039,9124,07211.36%
186035,8405,05116.41%
185030,7892,6169.29%
184028,1731,0313.80%
183027,1425,39624.81%
182021,74610,59695.03%
181011,1500.00%
2021 Growth Rate
0.30%
County Website
State
Founded
May 1, 1803
County Seat
2010 Population
369,102
Growth Since 2010
4.42%
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Butler County, Ohio Population Growth

Population by Race

Race Population Percentage
White320,68984.39%
Black or African American30,5878.05%
Asian12,4473.28%
Two or More Races10,8272.85%
Some Other Race4,1051.08%
American Indian and Alaska Native1,0340.27%
Native Hawaiian and Other Pacific Islander3300.09%
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Butler County, Ohio Population by Race

Butler County, Ohio Population Pyramid $2021

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Butler County, Ohio Median Age

36.7


Total

35.7


Male

37.9


Female

Butler County, Ohio Adults

There are 290,232 adults, (54,607 of whom are seniors) in Butler County, Ohio.

Butler County, Ohio Age Dependency

61.3

Age Dependency Ratio

23.2

Old Age Dependency Ratio

38.1

Child Dependency Ratio

Butler County, Ohio Sex Ratio

Female

193,783

50.99%

Male

186,236

49.01%

Butler County, Ohio Population by Age

Butler County, Ohio Renter vs Owner Occupied by Household Type

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Butler County, Ohio Household Types

Type Owner Renter
Married85%15%
All68.1%31.9%
Male55.7%44.3%
Non Family52.2%47.8%
Female42.6%57.4%

68.1%

Rate of Home Ownership

Butler County, Ohio Households and Families

Type Count Average Size Owned
All139,1132.6568.1
Married71,5303.2485
Non Family43,9171.3252.2
Female16,5373.3542.6
Male7,1293.355.7

3.17

Average Family Size

2.65

Average Household Size

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Butler County, Ohio Households by Type

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Education Attained Count Percentage
Less Than 9th Grade6,4442.65%
9th to 12th Grade16,3656.72%
High School Graduate80,10332.91%
Some College47,11619.36%
Associates Degree19,7918.13%
Bachelors Degree47,56119.54%
Graduate Degree26,04710.70%
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Butler County, Ohio Educational Attainment by Sex (over 25)

Butler County, Ohio Educational Attainment by Race

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Race Total High School Bachelors
White205,042188,06461,847
Black18,93917,1365,092
Hispanic8,2655,9111,359
Asian7,4336,1374,010
2+ Races3,4263,0521,100
Other Race1,9091,435325
Native American515351155
Islander1108825

The highest rate of high school graduation is among white people with a rate of 91.72%.

The highest rate of bachelors degrees is among asian people with a rate of 53.95%.

Butler County, Ohio Educational Attainment by Race

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Name Average Male Female
Overall$43,000$52,298$34,934
Less Than 9th Grade$22,436$30,363$17,160
High School Graduate$33,186$40,337$26,468
Some College$40,468$50,663$31,963
Bachelors Degree$59,184$74,911$48,045
Graduate Degree$75,856$93,212$67,203

$43,000

Average Earnings

$52,298

Average Male

$34,934

Average Female

Butler County, Ohio Earnings by Educational Attainment

Butler County, Ohio Language by Age

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Butler County, Ohio Language

91.73% of Butler County, Ohio residents speak only English, while 8.27% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 3.51% of the population.

Butler County, Ohio Language

Butler County, Ohio Poverty by Race

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Name Total In Poverty Poverty Rate
White297,94130,74410.32%
Black29,3955,85819.93%
Hispanic17,1844,66927.17%
Multiple10,5462,58624.52%
Asian11,8712,01616.98%
Other4,0901,01524.82%
Native1,02627727.00%
Islander33018656.36%

12.53%

Overall Poverty Rate

11.00%

Male Poverty Rate

14.00%

Female Poverty Rate

Poverty in Butler County, Ohio

The race most likely to be in poverty in Butler County, Ohio is Islander, with 56.36% below the poverty level.

The race least likely to be in poverty in Butler County, Ohio is White, with 10.32% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.33%. Among those working part-time, it was 16.14%, and for those that did not work, the poverty rate was 21.08%.

Butler County, Ohio Poverty

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Name Poverty
Less Than 9th Grade21.72%
High School10.74%
Some College8.01%
Bachelors or Greater3.17%

Butler County, Ohio Poverty Rate by Education

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Rate Poverty
Female Unemployed33.96%
Male Unemployed28.24%
Female Employed7.52%
Male Employed3.97%

Butler County, Ohio Poverty Rate by Employment Status and Sex

Butler County, Ohio Income by Household Type

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Name Median Mean
Households$66,117$84,886
Families$82,410$100,484
Married Families$97,150$116,388
Non Families$34,412$46,845
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Income by Household Type

Butler County, Ohio Marital Status

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Marriage Rates

49.4%

Overall Marriage Rate

50.8%

Male Marriage Rate

48.1%

Female Marriage Rate

Butler County, Ohio Married by Age and Sex

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Butler 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.

Butler County, Ohio Marital Status by Race

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Butler County, Ohio Marital Status

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21,137

Number of Veterans

19,541

Male Veterans

1,596

Female Veterans

War Veterans
Vietnam7,456
First Gulf War4,058
Second Gulf War3,458
Korea1,357
World War II828

Butler County, Ohio Veterans by War

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Age Group Veterans
65 to 745,753
35 to 545,555
75+4,262
55 to 643,659
18 to 341,908

Butler County, Ohio Veterans by Age

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Name Veterans % of Total
White19,3457.74%
Black1,1365.00%
Hispanic3213.05%
Asian2352.41%
2+ Races2325.04%
Native American11919.83%
Other Race702.92%

Butler County, Ohio Veterans by Race

Butler County, Ohio Veterans by Education

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5.83%

Veteran Poverty Rate

28.31%

Veteran Disability Rate

Butler County, Ohio Veterans by Education

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64.2%

Labor Force Participation

61.2%

Employment Rate

4.6%

Unemployment Rate

Butler County, Ohio Employment by Age

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Butler County, Ohio Employment by Race

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Butler County, Ohio Employment by Education

Origin of Non-Citizens

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

Origin of Naturalized Citizens

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69.66%

Born in Butler County, Ohio

93.87%

Native Born

6.13%

Foreign Born

3.27%

Non Citizen

2.86%

Naturalized

Place of Birth

93.87% of Butler County, Ohio residents were born in the United States, with 69.66% having been born in Ohio. 3.27% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Butler County, Ohio Place of Birth

  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

Sources