Miami County, Indiana Population 2021

Miami County, Indiana's estimated population is 35,256 with a growth rate of -0.37% in the past year according to the most recent United States census data. Miami County, Indiana is the 46th largest county in Indiana. The 2010 Population was 36,810 and has seen a growth of -4.22% since this time.

Note: 2020 and 2021 data is projected
Year Population Growth Growth Rate
202135,256-130-0.37%
202035,386-130-0.37%
201935,516-130-0.36%
201835,646-218-0.61%
201735,864-179-0.50%
201636,043390.11%
201536,004-66-0.18%
201436,070-97-0.27%
201336,167-362-0.99%
201236,529-120-0.33%
201136,649-161-0.44%
201036,810-87-0.24%
199036,897-2,923-7.34%
198039,8205741.46%
197039,2461,2463.28%
196038,0009,79934.75%
195028,2012750.98%
194027,926-1,106-3.81%
193029,0323641.27%
192028,668-682-2.32%
191029,3501,0063.55%
190028,3442,5219.76%
189025,8231,7407.23%
188024,0833,03114.40%
187021,0524,20124.93%
186016,8515,54749.07%
185011,3048,256270.87%
18403,0480.00%
2021 Growth Rate
-0.37%
County Website
State
Founded
1834
County Seat
2010 Population
36,810
Growth Since 2010
-4.22%
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Miami County, Indiana Population Growth

Population by Race

Race Population Percentage
White32,39190.44%
Black or African American1,9345.40%
Two or More Races5141.44%
Some Other Race4651.30%
American Indian and Alaska Native2970.83%
Asian2080.58%
Native Hawaiian and Other Pacific Islander60.02%
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Miami County, Indiana Population by Race

Miami County, Indiana Population Pyramid $2021

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Miami County, Indiana Median Age

40.1


Total

38.4


Male

42.3


Female

Miami County, Indiana Adults

There are 28,138 adults, (6,198 of whom are seniors) in Miami County, Indiana.

Miami County, Indiana Age Dependency

63.2

Age Dependency Ratio

28.2

Old Age Dependency Ratio

35

Child Dependency Ratio

Miami County, Indiana Sex Ratio

Female

16,787

46.87%

Male

19,028

53.13%

Miami County, Indiana Population by Age

Miami County, Indiana Renter vs Owner Occupied by Household Type

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Miami County, Indiana Household Types

Type Owner Renter
Married82.1%17.9%
All71.5%28.5%
Non Family64.1%35.9%
Male55.2%44.8%
Female48.6%51.4%

71.5%

Rate of Home Ownership

Miami County, Indiana Households and Families

Type Count Average Size Owned
All13,6112.4771.5
Married7,1263.0282.1
Non Family4,4521.1664.1
Female1,4193.5948.6
Male6142.955.2

2.99

Average Family Size

2.47

Average Household Size

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Miami County, Indiana Households by Type

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Education Attained Count Percentage
Less Than 9th Grade9143.66%
9th to 12th Grade2,54510.20%
High School Graduate10,48042.00%
Some College5,52022.12%
Associates Degree2,2479.00%
Bachelors Degree2,0448.19%
Graduate Degree1,2054.83%
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Miami County, Indiana Educational Attainment by Sex (over 25)

Miami County, Indiana Educational Attainment by Race

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Race Total High School Bachelors
White22,57519,7432,990
Black1,220928101
Hispanic58129057
Other Race2881236
Native American27025337
2+ Races26321924
Asian959039
Islander666

The highest rate of high school graduation is among islander people with a rate of 100.00%.

The highest rate of bachelors degrees is among islander people with a rate of 100.00%.

Miami County, Indiana Educational Attainment by Race

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Name Average Male Female
Overall$34,123$41,631$26,654
Less Than 9th Grade$21,582$27,278$19,479
High School Graduate$31,627$40,211$22,079
Some College$35,349$44,216$25,966
Bachelors Degree$43,882$51,797$42,727
Graduate Degree$56,129$58,467$51,161

$34,123

Average Earnings

$41,631

Average Male

$26,654

Average Female

Miami County, Indiana Earnings by Educational Attainment

Miami County, Indiana Language by Age

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Miami County, Indiana Language

96.22% of Miami County, Indiana residents speak only English, while 3.78% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 1.92% of the population.

Miami County, Indiana Language

Miami County, Indiana Poverty by Race

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Name Total In Poverty Poverty Rate
White30,4194,18913.77%
Black1,18451943.83%
Hispanic92831233.62%
Multiple4886713.73%
Other3003511.67%
Asian1922311.98%

15.28%

Overall Poverty Rate

14.68%

Male Poverty Rate

15.89%

Female Poverty Rate

Poverty in Miami County, Indiana

The race most likely to be in poverty in Miami County, Indiana is Black, with 43.83% below the poverty level.

The race least likely to be in poverty in Miami County, Indiana is Other, with 11.67% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 3.23%. Among those working part-time, it was 22.29%, and for those that did not work, the poverty rate was 16.88%.

Miami County, Indiana Poverty

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Name Poverty
Less Than 9th Grade20.49%
High School11.55%
Some College9.99%
Bachelors or Greater3.42%

Miami County, Indiana Poverty Rate by Education

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Rate Poverty
Male Unemployed47.74%
Female Unemployed35.26%
Female Employed9.15%
Male Employed6.48%

Miami County, Indiana Poverty Rate by Employment Status and Sex

Miami County, Indiana Income by Household Type

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Name Median Mean
Households$50,657$61,391
Families$61,011$71,318
Married Families$70,866-
Non Families$31,602$38,452
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Income by Household Type

Miami County, Indiana Marital Status

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Marriage Rates

51.3%

Overall Marriage Rate

49.6%

Male Marriage Rate

53.2%

Female Marriage Rate

Miami County, Indiana Married by Age and Sex

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Miami County, Indiana Marriage

The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 55-64.

Miami County, Indiana Marital Status by Race

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Miami County, Indiana Marital Status

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3,117

Number of Veterans

2,864

Male Veterans

253

Female Veterans

War Veterans
Vietnam1,058
Second Gulf War817
First Gulf War577
Korea179
World War II126

Miami County, Indiana Veterans by War

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Age Group Veterans
35 to 54765
65 to 74745
75+723
55 to 64508
18 to 34376

Miami County, Indiana Veterans by Age

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Name Veterans % of Total
White2,97111.76%
Black834.96%
Hispanic415.62%
2+ Races309.38%
Native American2810.37%
Other Race41.03%
Asian10.70%

Miami County, Indiana Veterans by Race

Miami County, Indiana Veterans by Education

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7.94%

Veteran Poverty Rate

37.37%

Veteran Disability Rate

Miami County, Indiana Veterans by Education

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55.5%

Labor Force Participation

52.5%

Employment Rate

4.9%

Unemployment Rate

Miami County, Indiana Employment by Age

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Miami County, Indiana Employment by Race

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Miami County, Indiana 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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77.12%

Born in Miami County, Indiana

98.67%

Native Born

1.33%

Foreign Born

0.80%

Non Citizen

0.53%

Naturalized

Place of Birth

98.67% of Miami County, Indiana residents were born in the United States, with 77.12% having been born in Indiana. 0.80% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Miami County, Indiana 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