Miami County, Indiana Population 2024

35,258

Miami County, Indiana's estimated 2024 population is 35,258 with a growth rate of -0.41% in the past year according to the most recent United States census data. Miami County, Indiana is the 45th largest county in Indiana. The 2010 population was 36,810 and has seen a growth of -4.22% since that time.

Note: data after 2022 is projected based on recent change
Year
Population
Growth
Change
202934,538-144-0.42%
202834,682-144-0.41%
202734,826-144-0.41%
202634,970-144-0.41%
202535,114-144-0.41%
202435,258-144-0.41%
202335,402-144-0.41%
202235,546-453-1.26%
202135,999930.26%
202035,9064181.18%
201935,488-164-0.46%
201835,652-251-0.7%
201735,903-144-0.4%
201636,047240.07%
201536,023-65-0.18%
201436,088-103-0.28%
201336,191-356-0.97%
201236,547-111-0.3%
201136,658-152-0.41%
201036,81000%
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%
188024,0833,03114.4%
187021,0524,20124.93%
186016,8515,54749.07%
185011,3048,256270.87%
18403,048-31,490-91.17%
2024 Growth Rate
-0.41% (-144)
County Website
Miami County
State
Indiana
County Seat
Peru
2020 Population
35,906
Area
374 mi²
Density
94 people/mi²
Growth Since 2020
-1.8% (-648)
Founded
1834

Population by Race

Race
Population
Percentage (of total)
White31,79888.45%
Two or more races1,8285.08%
Black or African American1,4964.16%
Other race5601.56%
Asian1830.51%
Native American810.23%
Native Hawaiian or Pacific Islander60.02%

White

Two or more races

Black or African American

Other race

Asian

Native American

Native Hawaiian or Pacific Islander

Miami County, Indiana Population by Race

Miami County, Indiana Population Pyramid 2024

Miami County, Indiana Median Age

41.1

Total

39.2

Male

43.7

Female

Miami County, Indiana Adults

There are 28,388 adults, (6,355 of whom are seniors) in Miami County, Indiana.

Miami County, Indiana Age Dependency

63.2

Age Dependency Ratio

28.8

Old Age Dependency Ratio

34.3

Child Dependency Ratio

Miami County, Indiana Sex Ratio

Female16,37745.55%
Male19,57554.45%

Miami County, Indiana Population by Age

Miami County, Indiana Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All13,0692.5875.524.5
Married6,6943.1584.715.3
Non Family4,3441.267.732.3
Female1,3944.1156.643.4
Male6372.6872.527.5

3.15

Average Family Size

2.58

Average Household Size

75.5%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Miami County, Indiana Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade2,2028.74%
Associates Degree2,2819.05%
Bachelors Degree2,73110.84%
Graduate Degree1,1814.69%
High School Graduate10,70142.47%
Less Than 9th Grade1,1264.47%
Some College4,97419.74%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

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

Miami County, Indiana Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White22,43519,8213,462
Black1,22094276
2+ Races793628156
Hispanic692389114
Other Race37319040
Asian153148138
Native American808010

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

The highest rate of bachelors degrees is among asian people with a rate of 90.2%.

Miami County, Indiana Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$50,663$57,750$49,041
Graduate Degree$73,309$83,849$51,250
High School Graduate$34,149$39,393$24,593
Less Than 9th Grade$25,750$33,045$21,198
Overall$38,330$44,718$32,754
Some College$39,873$47,292$34,027

$38,330

Average Earnings

$44,718

Average Male

$32,754

Average Female

Miami County, Indiana Earnings by Educational Attainment

Miami County, Indiana Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Miami County, Indiana Language

95.62% of Miami County, Indiana residents speak only English, while 4.38% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 2.49% of the population.

Miami County, Indiana Language

Miami County, Indiana Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White30,1334,72315.67%
Multiple1,71923313.55%
Black75318624.7%
Hispanic1,12518516.44%
Other394143.55%
Native81911.11%
Asian16731.8%

15.75%

Overall Poverty Rate

13.81%

Male Poverty Rate

17.84%

Female Poverty Rate

Poverty in Miami County, Indiana

The race most likely to be in poverty in Miami County, Indiana is Black, with 24.7% below the poverty level.

The race least likely to be in poverty in Miami County, Indiana is Asian, with 1.8% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.68%. Among those working part-time, it was 17.85%, and for those that did not work, the poverty rate was 20.3%.

Miami County, Indiana Poverty

rate

Rate
Poverty
Less Than 9th Grade15.2%
High School11.93%
Some College11.07%
Bachelors or Greater6.44%

Miami County, Indiana Poverty Rate by Education

rate

Rate
Poverty
Female Unemployed47.5%
Male Unemployed34.68%
Female Employed6.26%
Male Employed6.16%

Miami County, Indiana Poverty Rate by Employment Status and Sex

Miami County, Indiana Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$69,668$85,139
Households$59,551$73,007
Married Families$81,058$-999,999,999
Non Families$37,283$45,770

mean

median

Income by Household Type

Miami County, Indiana Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

47.9%

Overall Marriage Rate

44.2%

Male Marriage Rate

52.4%

Female Marriage Rate

Miami County, Indiana Married by Age and Sex

male

female

Miami County, Indiana 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.

Miami County, Indiana Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Miami County, Indiana Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

2,846

Number of Veterans

2,397

Male Veterans

449

Female Veterans

War
Veterans
Second Gulf War857
Vietnam767
First Gulf War747
World War II64
Korea52

Miami County, Indiana Veterans by War

count

Age Group
Veterans
35 to 54906
75+600
55 to 64551
65 to 74544
18 to 34245

Miami County, Indiana Veterans by Age

count

Name
Veterans
% of Total
White2,67410.68%
2+ Races979.23%
Hispanic465.11%
Other Race326.27%
Black312.07%
Native American1113.58%
Asian10.58%

Miami County, Indiana Veterans by Race

Miami County, Indiana Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

9.54%

Veteran Poverty Rate

36.27%

Veteran Disability Rate

Miami County, Indiana Veterans by Education

LaborForceParticipation

55.2%

Labor Force Participation

52.6%

Employment Rate

4.5%

Unemployment Rate

Miami County, Indiana Employment by Age

LaborForceParticipation

Miami County, Indiana Employment by Race

LaborForceParticipation

Miami County, Indiana 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

78.35%

Born in Miami County, Indiana

98.91%

Native Born

1.09%

Foreign Born

0.94%

Non Citizen

0.15%

Naturalized

Place of Birth

98.91% of Miami County, Indiana residents were born in the United States, with 78.35% having been born in Indiana. 0.94% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Miami County, Indiana Place of Birth

Sources