Cottage Grove, Minnesota Population 2021

38,442
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Cottage Grove is a city located in Washington County Minnesota. With a 2020 population of 38,442, it is the 25th largest city in Minnesota and the 1023rd largest city in the United States . Cottage Grove is currently growing at a rate of 1.10% annually and its population has increased by 11.14% since the most recent census, which recorded a population of 34,589 in 2010. Cottage Grove reached it's highest population of 38,442 in 2021. Spanning over 38 miles, Cottage Grove has a population density of 1,143 people per square mile.

The average household income in Cottage Grove is $115,464 with a poverty rate of 2.26%. The median rental costs in recent years comes to $1,342 per month, and the median house value is $249,800. The median age in Cottage Grove is 36.8 years, 36 years for males, and 37.6 years for females.

Cottage Grove Demographics

According to the most recent ACS, the racial composition of Cottage Grove was:

  • White: 84.02%
  • Asian: 6.86%
  • Black or African American: 4.96%
  • Two or more races: 2.88%
  • Other race: 0.78%
  • Native American: 0.34%
  • Native Hawaiian or Pacific Islander: 0.16%
The current population of Cottage Grove, Minnesota is 38,442 based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 37,185.The last official US Census in 2010 recorded the population at 34,589.

Cottage Grove, Minnesota Population 2021

Population by Race

Race Population Percentage
White30,75484.02%
Asian2,5116.86%
Black or African American1,8144.96%
Two or More Races1,0532.88%
Some Other Race2870.78%
American Indian and Alaska Native1260.34%
Native Hawaiian and Other Pacific Islander570.16%
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Cottage Grove Population by Race

Cottage Grove Population Pyramid $2021

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Cottage Grove Median Age

36.8


Total

36


Male

37.6


Female

Cottage Grove Adults

There are 26,331 adults, (4,141 of whom are seniors) in Cottage Grove.

Cottage Grove Age Dependency

64.9

Age Dependency Ratio

18.7

Old Age Dependency Ratio

46.3

Child Dependency Ratio

Cottage Grove Sex Ratio

Female

18,036

49.28%

Male

18,566

50.72%

Cottage Grove Population by Age

Cottage Grove Renter vs Owner Occupied by Household Type

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Cottage Grove Household Types

Type Owner Renter
Married93.7%6.3%
All86.8%13.2%
Female78.8%21.2%
Non Family71.9%28.1%
Male61%39%

86.8%

Rate of Home Ownership

Cottage Grove Households and Families

Type Count Average Size Owned
All12,162386.8
Married8,2923.4693.7
Non Family2,4371.2571.9
Female9053.2278.8
Male5283.4861

3.37

Average Family Size

3

Average Household Size

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Cottage Grove Households by Type

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Education Attained Count Percentage
Less Than 9th Grade4902.08%
9th to 12th Grade4722.01%
High School Graduate5,22222.19%
Some College5,99825.49%
Associates Degree2,81711.97%
Bachelors Degree5,84524.84%
Graduate Degree2,68911.43%
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Cottage Grove Educational Attainment by Sex (over 25)

Cottage Grove Educational Attainment by Race

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Race Total High School Bachelors
White19,99619,5297,141
Asian1,2731,030677
Black1,041930405
Hispanic836729183
2+ Races324301149
Other Race18612930
Native American733918
Islander5757

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 asian people with a rate of 53.18%.

Cottage Grove Educational Attainment by Race

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Name Average Male Female
Overall$55,574$62,017$46,999
Less Than 9th Grade$40,469$53,233$22,273
High School Graduate$45,466$50,065$37,191
Some College$49,872$60,584$39,840
Bachelors Degree$72,257$86,010$61,354
Graduate Degree$77,056$91,125$72,326

$55,574

Average Earnings

$62,017

Average Male

$46,999

Average Female

Cottage Grove Earnings by Educational Attainment

Cottage Grove Language by Age

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Cottage Grove Language

89.21% of Cottage Grove residents speak only English, while 10.79% speak other languages. The non-English language spoken by the largest group is Asian and Pacific Island languages, which is spoken by 5.19% of the population.

Cottage Grove Language

Cottage Grove Poverty by Race

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Name Total In Poverty Poverty Rate
White29,5757012.37%
Black1,764884.99%
Hispanic1,645221.34%
Asian2,498100.40%
Native12643.17%

2.26%

Overall Poverty Rate

1.86%

Male Poverty Rate

2.67%

Female Poverty Rate

Poverty in Cottage Grove

The race most likely to be in poverty in Cottage Grove is Black, with 4.99% below the poverty level.

The race least likely to be in poverty in Cottage Grove is Asian, with 0.40% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.37%. Among those working part-time, it was 4.11%, and for those that did not work, the poverty rate was 5.84%.

Cottage Grove Poverty

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Name Poverty
Less Than 9th Grade3.65%
High School3.05%
Bachelors or Greater2.37%
Some College2.22%

Cottage Grove Poverty Rate by Education

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Rate Poverty
Male Unemployed15.38%
Female Employed2.49%
Male Employed0.68%
Female Unemployed0.00%

Cottage Grove Poverty Rate by Employment Status and Sex

Cottage Grove Income by Household Type

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Name Median Mean
Households$102,039$115,464
Families$112,569$125,147
Married Families$121,365-
Non Families$52,121$67,526
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Income by Household Type

Cottage Grove Marital Status

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Marriage Rates

60.9%

Overall Marriage Rate

59.9%

Male Marriage Rate

61.8%

Female Marriage Rate

Cottage Grove Married by Age and Sex

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Cottage Grove Marriage

The age group where males are most likely to be married is 45-54, while the female age group most likely to be married is 45-54.

Cottage Grove Marital Status by Race

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Cottage Grove Marital Status

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2,211

Number of Veterans

2,092

Male Veterans

119

Female Veterans

War Veterans
Vietnam888
Second Gulf War388
First Gulf War336
Korea228
World War II86

Cottage Grove Veterans by War

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Age Group Veterans
75+569
65 to 74545
55 to 64510
35 to 54338
18 to 34249

Cottage Grove Veterans by Age

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Name Veterans % of Total
White2,0739.14%
Asian895.65%
Black433.75%
Hispanic353.53%
Other Race62.26%

Cottage Grove Veterans by Race

Cottage Grove Veterans by Education

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3.53%

Veteran Poverty Rate

26.41%

Veteran Disability Rate

Cottage Grove Veterans by Education

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74.5%

Labor Force Participation

73.1%

Employment Rate

1.8%

Unemployment Rate

Cottage Grove Employment by Age

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Cottage Grove Employment by Race

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Cottage Grove 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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72.49%

Born in Cottage Grove

93.29%

Native Born

6.71%

Foreign Born

1.55%

Non Citizen

5.17%

Naturalized

Place of Birth

93.29% of Cottage Grove residents were born in the United States, with 72.49% having been born in Minnesota. 1.55% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Cottage Grove Place of Birth

Year Population Growth Annual Growth Rate
202138,4424191.10%
202038,0234191.11%
201937,6044191.13%
201837,1855021.37%
201736,6837862.19%
201635,8971590.44%
201535,7381710.48%
201435,5672010.57%
201335,3661780.51%
201235,1882390.68%
201134,9492340.67%
201034,7154,1331.28%
200030,5827,6472.92%
199022,9353,9411.90%
198018,9945,5753.54%
197013,4190.00%

Cottage Grove Population by Year