Washington County, Minnesota Population 2020

Washington County, Minnesota's estimated population is 266,209 with a growth rate of 1.33% in the past year according to the most recent United States census data. Washington County, Minnesota is the 5th largest county in Minnesota.

Year Population Growth Growth Rate
2020266,2093,5041.33%
2019262,7053,5041.35%
2018259,2013,5041.37%
2017255,6973,0471.21%
2016252,6502,1560.86%
2015250,4941,9530.79%
2014248,5412,5671.04%
2013245,9742,2830.94%
2012243,6912,2970.95%
2011241,3942,4581.03%
2010238,93693,04063.77%
1990145,89632,32528.46%
1980113,57130,62336.92%
197082,94830,51658.20%
196052,43217,88851.78%
195034,5448,11430.70%
194026,4301,6776.77%
193024,7539924.17%
192023,761-2,252-8.66%
191026,013-1,795-6.45%
190027,8081,8166.99%
189025,9926,42932.86%
188019,5637,75465.66%
187011,8095,68692.86%
18606,1235,067479.83%
18501,0560.00%
2020 Growth Rate
1.33%
County Website
Founded
October 27, 1849[1]
County Seat

Washington County, Minnesota Population Growth

Population by Race

Race Population Percentage
White217,74285.96%
Asian13,9745.52%
Black or African American11,0564.36%
Two or More Races7,6983.04%
Some Other Race1,7350.68%
American Indian and Alaska Native1,0250.40%
Native Hawaiian and Other Pacific Islander870.03%

Washington County, Minnesota Population Pyramid 2020

Washington County, Minnesota Median Age

39.3


Total

38.5


Male

40.4


Female

Washington County, Minnesota Adults

There are 190,297 adults, (34,983 of whom are seniors) in Washington County, Minnesota.

Washington County, Minnesota Age Dependency

63.1

Age Dependency Ratio

22.5

Old Age Dependency Ratio

40.6

Child Dependency Ratio

Washington County, Minnesota Sex Ratio

Female

127,985

50.52%

Male

125,332

49.48%

Washington County, Minnesota Households and Families

Washington County, Minnesota Renter vs Owner Occupied by Household Type

Washington County, Minnesota Household Types

Type Owner Renter
Married92.5%7.5%
All81.6%18.4%
Male70.1%29.9%
Non Family66%34%
Female64%36%

81.6%

Rate of Home Ownership

Type Count Average Size Owned
All93,1842.6881.6
Married54,8813.2292.5
Non Family25,9991.2566
Female8,5993.2164
Male3,7053.4170.1

3.16

Average Family Size

2.68

Average Household Size

6%

Unmarried (Opposite Sex)

0.3%

Unmarried (Same Sex)

Washington County, Minnesota Education

Education Attained Count Percentage
Less Than 9th Grade2,5571.50%
9th to 12th Grade4,3322.55%
High School Graduate35,95121.13%
Some College34,95120.55%
Associates Degree18,81711.06%
Bachelors Degree47,29527.80%
Graduate Degree26,21015.41%

Washington County, Minnesota Educational Attainment by Race

Name Total High School Bachelors
White147,477143,55664,535
Asian8,3487,4104,744
Black6,0935,2191,883
Hispanic5,2474,3581,483
Multiple Races2,6102,468897
Other Race1,016748155
Native American756606128
Islander877337

The highest rate of high school graduation is among white people with a rate of 97.34%.

The highest rate of bachelors degrees is among asian people with a rate of 56.83%.

Name Average Male Female
Overall$53,765$62,807$44,775
Less Than High School$30,009$32,500$20,879
High School Grad$36,370$42,601$30,695
Some College$45,239$54,268$38,106
Bachelors Degree$67,968$84,982$55,121
Graduate Degree$83,342$103,723$71,798

$53,765

Average Earnings

$62,807

Average Male

$44,775

Average Female

Washington County, Minnesota Language

Washington County, Minnesota Language by Age

Washington County, Minnesota Language

90.58% of Washington County, Minnesota residents speak only English, while 9.42% speak other languages. The non-English language spoken by the largest group is Asian and Pacific Island languages, which is spoken by 3.40% of the population.

Washington County, Minnesota Poverty

Washington County, Minnesota Poverty by Race

Name Total In Poverty Poverty Rate
White208,6418,0053.84%
Black10,1391,30312.85%
Hispanic10,0791,28212.72%
Multiple7,4647459.98%
Asian13,9014803.45%
Other1,71819511.35%
Native73510314.01%
Islander8778.05%

4.68%

Overall Poverty Rate

3.93%

Male Poverty Rate

5.40%

Female Poverty Rate

Poverty in Washington County, Minnesota

The race most likely to be in poverty in Washington County, Minnesota is Native, with 14.01% below the poverty level.

The race least likely to be in poverty in Washington County, Minnesota is Asian, with 3.45% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.78%. Among those working part-time, it was 6.86%, and for those that did not work, the poverty rate was 9.05%.

Name Poverty
Less Than High School12.99%
High School6.54%
Some College4.05%
Bachelors or Greater1.97%
Name Poverty
Female Unemployed17.87%
Male Unemployed15.85%
Female Employed3.57%
Male Employed1.55%

Washington County, Minnesota Income

Washington County, Minnesota Income by Household Type

Name Median Mean
Households$92,376$117,077
Families$109,807$134,852
Married Families$123,005$149,141
Non Families$51,495$65,004

Washington County, Minnesota Marital Status

Washington County, Minnesota Marital Status

Marriage Rates

56.8%

Overall Marriage Rate

57.7%

Male Marriage Rate

55.9%

Female Marriage Rate

Washington County, Minnesota Married by Age and Sex

Washington County, Minnesota 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 35-44.

Washington County, Minnesota Marital Status by Race

Washington County, Minnesota Veterans

13,654

Number of Veterans

12,907

Male Veterans

747

Female Veterans

War Veterans
Vietnam5,686
Second Gulf War2,133
First Gulf War1,743
Korea1,217
World War II707
Age Group Veterans
65 to 744,092
75+3,342
35 to 542,652
55 to 642,519
18 to 341,049
Name Veterans % of Total
White12,8987.69%
2 or More2396.88%
Hispanic2263.49%
Black2092.87%
Asian2042.17%
Indian536.46%
Other513.92%

$Washington County, Minnesota Veterans by Education

3.66%

Veteran Poverty Rate

24.36%

Veteran Disability Rate

Washington County, Minnesota Employment Status

70.8%

Labor Force Participation

68.5%

Employment Rate

3.1%

Unemployment Rate

Washington 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

69.35%

Born in Minnesota

93.16%

Native Born

6.84%

Foreign Born

2.51%

Non Citizen

Place of Birth

93.16% of Washington County, Minnesota residents were born in the United States, with 69.35% having been born in Minnesota. 2.51% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

  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