Martin County, Indiana Population 2021

Martin County, Indiana's estimated population is 10,327 with a growth rate of 0.35% in the past year according to the most recent United States census data. Martin County, Indiana is the 89th largest county in Indiana. The 2010 Population was 10,359 and has seen a growth of -0.31% since this time.

Note: 2020 and 2021 data is projected
Year Population Growth Growth Rate
202110,327360.35%
202010,291360.35%
201910,255360.35%
201810,219380.37%
201710,181-9-0.09%
201610,190-26-0.25%
201510,216-22-0.21%
201410,23850.05%
201310,233-84-0.81%
201210,317-19-0.18%
201110,336-23-0.22%
201010,359-10-0.10%
199010,369-632-5.74%
198011,001320.29%
197010,9693613.40%
196010,608-70-0.66%
195010,6783783.67%
194010,3001971.95%
193010,103-1,762-14.85%
192011,865-1,085-8.38%
191012,950-1,761-11.97%
190014,7117385.28%
189013,9734983.70%
188013,4752,37221.36%
187011,1032,12823.71%
18608,9753,03451.07%
18505,9412,06653.32%
18403,8751,86592.79%
18302,01097894.77%
18201,0320.00%
2021 Growth Rate
0.35%
County Website
State
Founded
January 20, 1820
County Seat
2010 Population
10,359
Growth Since 2010
-0.31%
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Martin County, Indiana Population Growth

Population by Race

Race Population Percentage
White10,02598.17%
Black or African American770.75%
Two or More Races570.56%
American Indian and Alaska Native330.32%
Asian180.18%
Some Other Race20.02%
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Martin County, Indiana Population by Race

Martin County, Indiana Population Pyramid $2021

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Martin County, Indiana Median Age

42.7


Total

41.9


Male

44.1


Female

Martin County, Indiana Adults

There are 7,936 adults, (1,951 of whom are seniors) in Martin County, Indiana.

Martin County, Indiana Age Dependency

70.6

Age Dependency Ratio

32.6

Old Age Dependency Ratio

38

Child Dependency Ratio

Martin County, Indiana Sex Ratio

Female

5,054

49.49%

Male

5,158

50.51%

Martin County, Indiana Population by Age

Martin County, Indiana Renter vs Owner Occupied by Household Type

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Martin County, Indiana Household Types

Type Owner Renter
Married93.5%6.5%
Male82.2%17.8%
All78.2%21.8%
Non Family64%36%
Female57.5%42.5%

78.2%

Rate of Home Ownership

Martin County, Indiana Households and Families

Type Count Average Size Owned
All4,1872.3778.2
Married1,9183.1593.5
Non Family1,6741.264
Female3252.957.5
Male2703.3982.2

3.07

Average Family Size

2.37

Average Household Size

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Martin County, Indiana Households by Type

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Education Attained Count Percentage
Less Than 9th Grade2163.03%
9th to 12th Grade6328.88%
High School Graduate3,04142.71%
Some College1,37119.26%
Associates Degree88212.39%
Bachelors Degree6499.12%
Graduate Degree3294.62%
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Martin County, Indiana Educational Attainment by Sex (over 25)

Martin County, Indiana Educational Attainment by Race

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Race Total High School Bachelors
White6,9736,153964
Black777410
Hispanic2393
Asian1814
2+ Races1581
Native American1414
Other Race22

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

The highest rate of bachelors degrees is among white people with a rate of 13.82%.

Martin County, Indiana Educational Attainment by Race

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Name Average Male Female
Overall$37,154$43,485$30,410
Less Than 9th Grade$36,618$42,903$18,397
High School Graduate$32,304$39,871$22,241
Some College$37,145$42,385$32,326
Bachelors Degree$46,174$85,852$37,778
Graduate Degree$62,287$64,821$61,458

$37,154

Average Earnings

$43,485

Average Male

$30,410

Average Female

Martin County, Indiana Earnings by Educational Attainment

Martin County, Indiana Language by Age

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Martin County, Indiana Language

98.34% of Martin County, Indiana residents speak only English, while 1.66% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 1.34% of the population.

Martin County, Indiana Language

Martin County, Indiana Poverty by Race

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Name Total In Poverty Poverty Rate
White9,7681,15111.78%
Black5360.00%
Multiple17211.76%

11.70%

Overall Poverty Rate

11.25%

Male Poverty Rate

12.14%

Female Poverty Rate

Poverty in Martin County, Indiana

The race most likely to be in poverty in Martin County, Indiana is Black, with 60.00% below the poverty level.

The race least likely to be in poverty in Martin County, Indiana is Multiple, with 11.76% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.92%. Among those working part-time, it was 12.29%, and for those that did not work, the poverty rate was 20.83%.

Martin County, Indiana Poverty

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Name Poverty
Less Than 9th Grade18.43%
High School12.55%
Some College6.62%
Bachelors or Greater5.87%

Martin County, Indiana Poverty Rate by Education

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Rate Poverty
Female Unemployed100.00%
Male Unemployed48.57%
Female Employed6.12%
Male Employed3.06%

Martin County, Indiana Poverty Rate by Employment Status and Sex

Martin County, Indiana Income by Household Type

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Name Median Mean
Households$52,726$62,744
Families$66,267$74,875
Married Families$77,983-
Non Families$33,750$43,185
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Income by Household Type

Martin County, Indiana Marital Status

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Marriage Rates

47.5%

Overall Marriage Rate

47.1%

Male Marriage Rate

47.9%

Female Marriage Rate

Martin County, Indiana Married by Age and Sex

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Martin 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 45-54.

Martin County, Indiana Marital Status by Race

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Martin County, Indiana Marital Status

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988

Number of Veterans

889

Male Veterans

99

Female Veterans

War Veterans
Vietnam447
First Gulf War141
Second Gulf War98
Korea62
World War II39

Martin County, Indiana Veterans by War

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Age Group Veterans
65 to 74306
35 to 54249
75+211
55 to 64187
18 to 3435

Martin County, Indiana Veterans by Age

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Name Veterans % of Total
White97212.63%
2+ Races853.33%
Native American535.71%
Hispanic28.70%
Other Race2100.00%
Asian15.56%

Martin County, Indiana Veterans by Race

Martin County, Indiana Veterans by Education

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11.63%

Veteran Poverty Rate

38.98%

Veteran Disability Rate

Martin County, Indiana Veterans by Education

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60.7%

Labor Force Participation

57.3%

Employment Rate

2.5%

Unemployment Rate

Martin County, Indiana Employment by Age

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Martin County, Indiana Employment by Race

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Martin 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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85.78%

Born in Martin County, Indiana

99.80%

Native Born

0.20%

Foreign Born

0.06%

Non Citizen

0.14%

Naturalized

Place of Birth

99.80% of Martin County, Indiana residents were born in the United States, with 85.78% having been born in Indiana. 0.06% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Martin 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