Miami County, Ohio Population 2024

111,969

Miami County, Ohio's estimated 2024 population is 111,969 with a growth rate of 0.77% in the past year according to the most recent United States census data. Miami County, Ohio is the 25th largest county in Ohio. The 2010 population was 102,487 and has seen a growth of 9.25% since that time.

Note: data after 2022 is projected based on recent change

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Year
Population
Growth
Growth Rate
2029116,2748610.75%
2028115,4138610.75%
2027114,5528610.76%
2026113,6918610.76%
2025112,8308610.77%
2024111,9698610.77%
2023111,1088610.78%
2022110,2478610.79%
2021109,3864360.4%
2020108,9501,9551.83%
2019106,9959040.85%
2018106,0918760.83%
2017105,2156620.63%
2016104,5534530.44%
2015104,1002240.22%
2014103,8766480.63%
2013103,2282810.27%
2012102,9472050.2%
2011102,7422550.25%
2010102,487
199093,1822,8013.1%
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%
183012,8073,95644.7%
18208,8514,910124.59%
18103,941-112,333-96.61%
showing: 39 rows
2024 Growth Rate
0.77% (861)
County Website
Miami County
State
Ohio
County Seat
2010 Population
102,487
Area
407 mi²
Density
275 people/mi²
Growth Since 2010
9.25% (9,482)
Founded
March 1, 1807

Miami County, Ohio Population 2024

Population by Race

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Race
Population
Percentage (of total)
White99,95591.86%
Two or more races4,2643.92%
Black or African American2,1982.02%
Asian1,7901.64%
Other race4820.44%
Native American1190.11%
Native Hawaiian or Pacific Islander100.01%
showing: 7 rows

White

Two or more races

Black or African American

Asian

Other race

Native American

Native Hawaiian or Pacific Islander

Miami County, Ohio Population by Race

Miami County, Ohio Population Pyramid 2024

Miami County, Ohio Median Age

41.1

Total

40.4

Male

41.8

Female

Miami County, Ohio Adults

There are 83,887 adults, (20,647 of whom are seniors) in Miami County, Ohio.

Miami County, Ohio Age Dependency

72.1

Age Dependency Ratio

32.6

Old Age Dependency Ratio

39.4

Child Dependency Ratio

Miami County, Ohio Sex Ratio

Female54,58650.16%
Male54,23249.84%

Miami County, Ohio Population by Age

Miami County, Ohio Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All44,1522.4473.426.6
Married23,7023.0786.913.1
Non Family14,5631.1758.241.8
Female4,0883.1353.246.8
Male1,7992.9165.634.4
showing: 5 rows

3

Average Family Size

2.44

Average Household Size

73.4%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Miami County, Ohio Households and Families

Male

Female

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Miami County, Ohio Educational Attainment by Sex (over 25)

Miami County, Ohio Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

The highest rate of high school graduation is among islander people with a rate of 100%.

The highest rate of bachelors degrees is among asian people with a rate of 48.81%.

Miami County, Ohio Educational Attainment by Race

All

Male

Female

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

$47,725

Average Earnings

$58,211

Average Male

$38,194

Average Female

Miami County, Ohio Earnings by Educational Attainment

Miami County, Ohio Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Miami County, Ohio Language

96.21% of Miami County, Ohio residents speak only English, while 3.79% speak other languages. The non-English language spoken by the largest group is Asian and Pacific Island languages, which is spoken by 1.41% of the population.

Miami County, Ohio Language

Miami County, Ohio Poverty by Race

rate

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Name
Total
In Poverty
Poverty Rate
White98,1307,6497.79%
Multiple4,24495222.43%
Black1,99929514.76%
Hispanic2,0971436.82%
Asian1,790703.91%
Other481224.57%
Islander1010100%
showing: 7 rows

8.46%

Overall Poverty Rate

7.53%

Male Poverty Rate

9.38%

Female Poverty Rate

Poverty in Miami County, Ohio

The race most likely to be in poverty in Miami County, Ohio is Islander, with 100% below the poverty level.

The race least likely to be in poverty in Miami County, Ohio is Asian, with 3.91% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.7%. Among those working part-time, it was 12.5%, and for those that did not work, the poverty rate was 12.66%.

Miami County, Ohio Poverty

rate

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Rate
Poverty
Less Than 9th Grade18.07%
High School8.87%
Some College5.49%
Bachelors or Greater1.68%
showing: 4 rows

Miami County, Ohio Poverty Rate by Education

rate

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Rate
Poverty
Female Unemployed26.11%
Male Unemployed20.26%
Female Employed6.33%
Male Employed3%
showing: 4 rows

Miami County, Ohio Poverty Rate by Employment Status and Sex

Miami County, Ohio Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

mean

median

Income by Household Type

Miami County, Ohio Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

55.8%

Overall Marriage Rate

56.5%

Male Marriage Rate

55.2%

Female Marriage Rate

Miami County, Ohio Married by Age and Sex

male

female

Miami County, Ohio Marriage

The age group where males are most likely to be married is 35-44, while the female age group most likely to be married is 35-44.

Miami County, Ohio Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Miami County, Ohio Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

6,670

Number of Veterans

6,275

Male Veterans

395

Female Veterans

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Miami County, Ohio Veterans by War

count

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Miami County, Ohio Veterans by Age

count

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Miami County, Ohio Veterans by Race

Miami County, Ohio Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

4.53%

Veteran Poverty Rate

21.42%

Veteran Disability Rate

Miami County, Ohio Veterans by Education

LaborForceParticipation

65%

Labor Force Participation

62.5%

Employment Rate

3.4%

Unemployment Rate

Miami County, Ohio Employment by Age

LaborForceParticipation

Miami County, Ohio Employment by Race

LaborForceParticipation

Miami County, Ohio Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

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

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

79.38%

Born in Miami County, Ohio

96.98%

Native Born

3.02%

Foreign Born

1.15%

Non Citizen

1.87%

Naturalized

Place of Birth

96.98% of Miami County, Ohio residents were born in the United States, with 79.38% having been born in Ohio. 1.15% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Miami County, Ohio Place of Birth

Sources