Martin County, Minnesota Population 2020

Martin County, Minnesota's estimated population is 19,639 with a growth rate of -0.37% in the past year according to the most recent United States census data. Martin County, Minnesota is the 49th largest county in Minnesota.

Year Population Growth Growth Rate
202019,639-73-0.37%
201919,712-73-0.37%
201819,785-73-0.37%
201719,858-44-0.22%
201619,902-132-0.66%
201520,034-207-1.02%
201420,241-178-0.87%
201320,419-37-0.18%
201220,456-163-0.79%
201120,619-185-0.89%
201020,804-2,110-9.21%
199022,914-1,773-7.18%
198024,6873711.53%
197024,316-2,670-9.89%
196026,9861,3315.19%
195025,6559994.05%
194024,6562,25510.07%
193022,4011,3166.24%
192021,0853,56720.36%
191017,5185823.44%
190016,9367,53380.11%
18909,4034,15479.14%
18805,2491,38235.74%
18703,8673,7162460.93%
18601510.00%
2020 Growth Rate
-0.37%
County Website
Founded
May 23, 1857[1]
County Seat

Martin County, Minnesota Population Growth

Population by Race

Race Population Percentage
White19,20896.21%
Two or More Races3251.63%
Some Other Race2541.27%
Asian750.38%
Black or African American640.32%
American Indian and Alaska Native250.13%
Native Hawaiian and Other Pacific Islander130.07%

Martin County, Minnesota Population Pyramid 2020

Martin County, Minnesota Median Age

45.3


Total

43.4


Male

47.8


Female

Martin County, Minnesota Adults

There are 15,656 adults, (4,481 of whom are seniors) in Martin County, Minnesota.

Martin County, Minnesota Age Dependency

78.6

Age Dependency Ratio

40.1

Old Age Dependency Ratio

38.6

Child Dependency Ratio

Martin County, Minnesota Sex Ratio

Female

9,896

49.57%

Male

10,068

50.43%

Martin County, Minnesota Households and Families

Martin County, Minnesota Renter vs Owner Occupied by Household Type

Martin County, Minnesota Household Types

Type Owner Renter
Married89.7%10.3%
All73.2%26.8%
Male58.5%41.5%
Female57.3%42.7%
Non Family57.2%42.8%

73.2%

Rate of Home Ownership

Type Count Average Size Owned
All8,6532.2773.2
Married4,2522.8689.7
Non Family3,2701.1957.2
Female6392.8957.3
Male4923.4958.5

2.83

Average Family Size

2.27

Average Household Size

7.2%

Unmarried (Opposite Sex)

0.1%

Unmarried (Same Sex)

Martin County, Minnesota Education

Education Attained Count Percentage
Less Than 9th Grade3272.31%
9th to 12th Grade7014.95%
High School Graduate5,40338.13%
Some College3,18722.49%
Associates Degree1,70112.01%
Bachelors Degree2,13415.06%
Graduate Degree7165.05%

Martin County, Minnesota Educational Attainment by Race

Name Total High School Bachelors
White13,51112,5542,709
Hispanic44540480
Other Race145142
Multiple Races14512551
Asian39393
Black2318
Native American19127
Islander44

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

The highest rate of bachelors degrees is among native american people with a rate of 36.84%.

Name Average Male Female
Overall$37,181$44,861$30,527
Less Than High School$19,191$30,500$16,250
High School Grad$32,832$39,452$25,017
Some College$36,863$47,325$29,770
Bachelors Degree$46,633$62,722$40,335
Graduate Degree$78,375$84,191$71,429

$37,181

Average Earnings

$44,861

Average Male

$30,527

Average Female

Martin County, Minnesota Language

Martin County, Minnesota Language by Age

Martin County, Minnesota Language

97.60% of Martin County, Minnesota residents speak only English, while 2.40% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 1.61% of the population.

Martin County, Minnesota Poverty

Martin County, Minnesota Poverty by Race

Name Total In Poverty Poverty Rate
White18,3772,20311.99%
Hispanic85130335.61%
Other25413653.54%
Multiple2695219.33%
Asian753242.67%
Black552749.09%
Islander13430.77%
Native20210.00%

13.30%

Overall Poverty Rate

11.67%

Male Poverty Rate

14.96%

Female Poverty Rate

Poverty in Martin County, Minnesota

The race most likely to be in poverty in Martin County, Minnesota is Other, with 53.54% below the poverty level.

The race least likely to be in poverty in Martin County, Minnesota is Native, with 10.00% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.72%. Among those working part-time, it was 16.89%, and for those that did not work, the poverty rate was 22.03%.

Name Poverty
Less Than High School16.53%
High School14.67%
Some College10.92%
Bachelors or Greater2.36%
Name Poverty
Male Unemployed30.30%
Female Unemployed11.94%
Female Employed7.43%
Male Employed5.36%

Martin County, Minnesota Income

Martin County, Minnesota Income by Household Type

Name Median Mean
Households$53,915$70,643
Families$68,650$87,554
Married Families$81,143$99,254
Non Families$32,346$39,517

Martin County, Minnesota Marital Status

Martin County, Minnesota Marital Status

Marriage Rates

54.0%

Overall Marriage Rate

54.9%

Male Marriage Rate

53.1%

Female Marriage Rate

Martin County, Minnesota Married by Age and Sex

Martin County, Minnesota 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.

Martin County, Minnesota Marital Status by Race

Martin County, Minnesota Veterans

1,566

Number of Veterans

1,485

Male Veterans

81

Female Veterans

War Veterans
Vietnam743
Korea190
World War II185
First Gulf War148
Second Gulf War135
Age Group Veterans
75+547
65 to 74491
55 to 64270
35 to 54197
18 to 3461
Name Veterans % of Total
White1,56410.31%
Hispanic448.41%
Indian28.70%

$Martin County, Minnesota Veterans by Education

8.28%

Veteran Poverty Rate

30.03%

Veteran Disability Rate

Martin County, Minnesota Employment Status

64.6%

Labor Force Participation

62.3%

Employment Rate

3.5%

Unemployment Rate

Martin County, Minnesota 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

76.25%

Born in Minnesota

98.84%

Native Born

1.16%

Foreign Born

0.46%

Non Citizen

Place of Birth

98.84% of Martin County, Minnesota residents were born in the United States, with 76.25% having been born in Minnesota. 0.46% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

  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