Miami County, Ohio Population 2020

Miami County, Ohio's estimated population is 105,265 with a growth rate of 0.65% in the past year according to the most recent United States census data. Miami County, Ohio is the 25th largest county in Ohio.

Year Population Growth Growth Rate
2018106,2229570.91%
2017105,2656780.65%
2016104,5875050.49%
2015104,0822390.23%
2014103,8436440.62%
2013103,1992810.27%
2012102,9182010.20%
2011102,7172330.23%
2010102,4849,3029.98%
199093,1822,8013.10%
198090,3816,0397.16%
197084,34211,44115.69%
196072,90111,59218.91%
195061,3098,67716.49%
194052,6321,3312.59%
193051,3012,8735.93%
192048,4283,3817.51%
191045,0471,9424.51%
190043,1053,3518.43%
189039,7543,5969.95%
188036,1583,41810.44%
187032,7402,7819.28%
186029,9594,96019.84%
185024,9995,31126.98%
184019,6886,88153.73%
183012,8073,95644.70%
18208,8514,910124.59%
18103,9410.00%

How Many People Live in Miami County, Ohio?

105,265

Miami County, Ohio Population Growth

Population by Race

Race Population Percentage
White98,36593.86%
Two or More Races2,4842.37%
Black or African American2,1702.07%
Asian1,4041.34%
Some Other Race2070.20%
American Indian and Alaska Native1510.14%
Native Hawaiian and Other Pacific Islander190.02%

Miami County, Ohio Population Pyramid 2020

Miami County, Ohio Median Age

41.6


Total

40.3


Male

43.1


Female

Miami County, Ohio Adults

There are 80,496 adults, (18,836 of whom are seniors) in Miami County, Ohio.

Miami County, Ohio Age Dependency

70

Age Dependency Ratio

30.5

Old Age Dependency Ratio

39.4

Child Dependency Ratio

Miami County, Ohio Sex Ratio

Female

52,953

50.53%

Male

51,847

49.47%

Miami County, Ohio Households and Families

Miami County, Ohio Renter vs Owner Occupied by Household Type

Miami County, Ohio Household Types

Type Owner Renter
Married86%14%
All69.9%30.1%
Non Family54.3%45.7%
Female49.5%50.5%
Male45.5%54.5%

69.9%

Rate of Home Ownership

Type Count Average Size Owned
All41,0812.5369.9
Married21,3423.1286
Non Family14,2911.2454.3
Female3,4543.5949.5
Male1,9943.5545.5

3.13

Average Family Size

2.53

Average Household Size

6.7%

Unmarried (Opposite Sex)

0.2%

Unmarried (Same Sex)

Miami County, Ohio Education

Education Attained Count Percentage
Less Than 9th Grade1,4752.03%
9th to 12th Grade5,6467.76%
High School Graduate26,77836.80%
Some College15,72521.61%
Associates Degree6,7139.23%
Bachelors Degree10,26314.10%
Graduate Degree6,1628.47%

Miami County, Ohio Educational Attainment by Race

Name Total High School Bachelors
White68,44361,90115,396
Black1,4791,238189
Asian1,1301,069494
Hispanic908754156
Multiple Races690613165
Other Race17613437
Native American15110518

The highest rate of high school graduation is among asian people with a rate of 94.60%.

The highest rate of bachelors degrees is among asian people with a rate of 43.72%.

Name Average Male Female
Overall$39,397$46,821$30,080
Less Than High School$22,331$39,338$17,000
High School Grad$32,035$41,126$23,111
Some College$36,055$46,177$30,045
Bachelors Degree$56,075$68,170$42,892
Graduate Degree$70,327$81,642$64,740

$39,397

Average Earnings

$46,821

Average Male

$30,080

Average Female

Miami County, Ohio Language

Miami County, Ohio Language by Age

Miami County, Ohio Language

97.28% of Miami County, Ohio residents speak only English, while 2.72% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 1.04% of the population.

Miami County, Ohio Poverty

Miami County, Ohio Poverty by Race

Name Total In Poverty Poverty Rate
White95,7798,3518.72%
Multiple2,46050020.33%
Black2,08145822.01%
Hispanic1,68242525.27%
Other2073215.46%
Native1512919.21%
Islander1919100.00%
Asian1,404151.07%

9.43%

Overall Poverty Rate

8.28%

Male Poverty Rate

10.56%

Female Poverty Rate

Poverty in Miami County, Ohio

The race most likely to be in poverty in Miami County, Ohio is Islander, with 100.00% below the poverty level.

The race least likely to be in poverty in Miami County, Ohio is Asian, with 1.07% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.89%. Among those working part-time, it was 14.47%, and for those that did not work, the poverty rate was 13.76%.

Name Poverty
Less Than High School20.19%
Some College8.68%
High School7.81%
Bachelors or Greater1.72%
Name Poverty
Female Unemployed26.42%
Male Unemployed23.03%
Female Employed6.66%
Male Employed4.48%

Miami County, Ohio Income

Miami County, Ohio Income by Household Type

Name Median Mean
Households$57,544$73,024
Families$72,974$87,648
Married Families$83,206$97,330
Non Families$32,695$42,898

Miami County, Ohio Marital Status

Miami County, Ohio Marital Status

Marriage Rates

52.8%

Overall Marriage Rate

54.2%

Male Marriage Rate

51.4%

Female Marriage Rate

Miami County, Ohio Married by Age and Sex

Miami 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 55-64.

Miami County, Ohio Marital Status by Race

Miami County, Ohio Veterans

7,666

Number of Veterans

7,173

Male Veterans

493

Female Veterans

War Veterans
Vietnam2,805
First Gulf War1,569
Second Gulf War1,178
Korea446
World War II405
Name Veterans % of Total
White7,4429.77%
Black19111.55%
Hispanic16115.71%
2 or More333.18%

$Miami County, Ohio Veterans by Education

5.65%

Veteran Poverty Rate

28.19%

Veteran Disability Rate

Miami County, Ohio Employment Status

64.2%

Labor Force Participation

61.1%

Employment Rate

4.6%

Unemployment Rate

Miami 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

78.70%

Born in Ohio

98.04%

Native Born

1.96%

Foreign Born

0.97%

Non Citizen

Place of Birth

98.04% of Miami County, Ohio residents were born in the United States, with 78.70% having been born in Ohio. 0.97% 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