Washtenaw County, Michigan Population 2024

364,568
0100K200K300K400K1840186018801900192019401960198020002020YearPopulation

Washtenaw County, Michigan's estimated 2024 population is 364,568 with a growth rate of -0.26% in the past year according to the most recent United States census data. Washtenaw County, Michigan is the 6th largest county in Michigan. The 2010 population was 345,980 and has seen a growth of 5.37% since that time.

Note: data after 2022 is projected based on recent change
Year
Population
Growth
Change
2029359,728-968-0.27%
2028360,696-968-0.27%
2027361,664-968-0.27%
2026362,632-968-0.27%
2025363,600-968-0.27%
2024364,568-968-0.26%
2023365,536-968-0.26%
2022366,5041,4910.41%
2021365,013-6,821-1.83%
2020371,8343,5920.98%
2019368,242-2,306-0.62%
2018370,5488450.23%
2017369,7032,7430.75%
2016366,9603,4050.94%
2015363,5553,0320.84%
2014360,5234,0491.14%
2013356,4743,7891.07%
2012352,6852,6130.75%
2011350,0724,0921.18%
2010345,98000%
1990282,93718,1896.87%
1980264,74830,64513.09%
1970234,10361,66335.76%
1960172,44037,83428.11%
1950134,60653,79666.57%
194080,81015,28023.32%
193065,53016,01032.33%
192049,5204,80610.75%
191044,714-3,047-6.38%
190047,7615,55113.15%
189042,2103620.87%
188041,8484141%
187041,4345,74816.11%
186035,6867,11924.92%
185028,5674,99621.2%
184023,57119,529483.15%
18304,042-355,686-98.88%
2024 Growth Rate
-0.26% (-968)
County Website
Washtenaw County
County Seat
Ann Arbor
2020 Population
371,834
Area
706 mi²
Density
516 people/mi²
Growth Since 2020
-1.95% (-7,266)
Founded
1822

Population by Race

Race
Population
Percentage (of total)
White262,17270.81%
Black or African American42,89511.59%
Asian33,9339.17%
Two or more races24,6846.67%
Other race5,5551.5%
Native American8550.23%
Native Hawaiian or Pacific Islander1370.04%
70.81%11.59%9.17%6.67%Race

White

Black or African American

Asian

Two or more races

Other race

Native American

Native Hawaiian or Pacific Islander

Washtenaw County, Michigan Population by Race

Washtenaw County, Michigan Population Pyramid 2024

0102030405060708026K24K22K20K18K16K14K12K10K8K6K4K2K002K4K6K8K10K12K14K16K18K20K22K24K26KMaleFemale

Washtenaw County, Michigan Median Age

34.4

Total

33.4

Male

35.4

Female

Washtenaw County, Michigan Adults

There are 302,635 adults, (54,677 of whom are seniors) in Washtenaw County, Michigan.

Washtenaw County, Michigan Age Dependency

49.3

Age Dependency Ratio

22.1

Old Age Dependency Ratio

27.3

Child Dependency Ratio

Washtenaw County, Michigan Sex Ratio

Female185,13450%
Male185,09750%

Washtenaw County, Michigan Population by Age

Washtenaw County, Michigan Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All148,7042.3561.238.8
Married66,2313.0384.615.4
Non Family64,4761.4738.961.1
Female12,5613.0652.747.3
Male5,4362.9160.239.8

2.97

Average Family Size

2.35

Average Household Size

61.2%

Rate of Home Ownership

44.54%8.45%43.36%Households by Type

Married

Male

Female

NonFamily

MarriedAllMaleFemaleNon Family00.10.20.30.40.50.60.70.80.91

owner

renter

Washtenaw County, Michigan Households and Families

Less Than 9th Grade9th to 12th GradeHigh School GraduateSome CollegeAssociates DegreeBachelors DegreeGraduate Degree010K20K30K40K

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade6,6862.85%
Associates Degree15,8836.78%
Bachelors Degree62,95426.86%
Graduate Degree71,63230.56%
High School Graduate33,78714.41%
Less Than 9th Grade3,2481.39%
Some College40,21817.16%
14.41%17.16%6.78%26.86%30.56%Over 25 Education

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Washtenaw County, Michigan Educational Attainment by Sex (over 25)

Washtenaw County, Michigan Educational Attainment by Race

WhiteAsian2+ RacesBlackNative AmericanHispanicIslanderOther Race0%20%40%60%80%100%

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White169,261164,594100,884
Black26,33023,9417,878
Asian19,64018,67716,188
2+ Races10,92010,1966,087
Hispanic10,0278,5884,627
Other Race3,4322,7111,498
Native American55247893
Islander1058532

The highest rate of high school graduation is among white people with a rate of 97.24%.

The highest rate of bachelors degrees is among asian people with a rate of 82.42%.

Washtenaw County, Michigan Educational Attainment by Race

OverallLess Than 9th GradeHigh School GraduateSome CollegeBachelors DegreeGraduate Degree$0$20,000$40,000$60,000$80,000$100,000

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$60,944$79,127$50,312
Graduate Degree$84,955$106,262$70,459
High School Graduate$34,620$39,852$28,605
Less Than 9th Grade$21,307$27,959$14,201
Overall$55,853$66,058$46,386
Some College$40,872$47,657$33,788

$55,853

Average Earnings

$66,058

Average Male

$46,386

Average Female

Washtenaw County, Michigan Earnings by Educational Attainment

Washtenaw County, Michigan Language by Age

84.94%5.61%Languages

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Washtenaw County, Michigan Language

84.94% of Washtenaw County, Michigan residents speak only English, while 15.06% speak other languages. The non-English language spoken by the largest group is Asian and Pacific Island languages, which is spoken by 5.61% of the population.

Washtenaw County, Michigan Language

Washtenaw County, Michigan Poverty by Race

BlackAsianOtherHispanicMultipleNativeWhiteIslander0%2%4%6%8%10%12%14%16%18%20%22%

rate

Name
Total
In Poverty
Poverty Rate
White242,78228,10311.58%
Black40,2758,34120.71%
Asian30,4225,80019.07%
Multiple23,6463,56515.08%
Hispanic17,7472,94716.61%
Other5,45098918.15%
Native78110313.19%
Islander13564.44%

13.79%

Overall Poverty Rate

13.08%

Male Poverty Rate

14.5%

Female Poverty Rate

Poverty in Washtenaw County, Michigan

The race most likely to be in poverty in Washtenaw County, Michigan is Black, with 20.71% below the poverty level.

The race least likely to be in poverty in Washtenaw County, Michigan is Islander, with 4.44% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.18%. Among those working part-time, it was 24.86%, and for those that did not work, the poverty rate was 20.24%.

Washtenaw County, Michigan Poverty

Less Than 9th GradeHigh SchoolSome CollegeBachelors or Greater0%2%4%6%8%10%12%14%16%18%20%22%

rate

Rate
Poverty
Less Than 9th Grade21.66%
High School12.77%
Some College9.69%
Bachelors or Greater4.74%

Washtenaw County, Michigan Poverty Rate by Education

Male EmployedMale UnemployedFemale EmployedFemale Unemployed0%5%10%15%20%25%30%35%

rate

Rate
Poverty
Female Unemployed32.85%
Male Unemployed26.72%
Female Employed10.49%
Male Employed7.08%

Washtenaw County, Michigan Poverty Rate by Employment Status and Sex

Washtenaw County, Michigan Income by Household Type

Under10k10kTo15k15kTo25k25kTo35k35kTo50k50kTo75k75kTo100k100kTo150k150kTo200kOver200k051015202530

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$118,144$154,903
Households$84,245$118,384
Married Families$137,945$176,589
Non Families$49,085$68,295
HouseholdsFamiliesMarried FamiliesNon Families050,000100,000150,000

mean

median

Income by Household Type

Washtenaw County, Michigan Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

44.3%

Overall Marriage Rate

45.4%

Male Marriage Rate

43.3%

Female Marriage Rate

Washtenaw County, Michigan Married by Age and Sex

45-5455-6435-44Over 6520-3415-1901020304050607080

male

female

Washtenaw County, Michigan 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.

Washtenaw County, Michigan Marital Status by Race

HawaiianIndianWhiteNonHispanicWhiteAsianOtherRaceHispanicTwoOrMoreRacesBlack0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

NeverMarried

Washtenaw County, Michigan Marital Status

24.22%22.41%43.31%6.83%Veterans by War

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

13,097

Number of Veterans

12,018

Male Veterans

1,079

Female Veterans

War
Veterans
Vietnam4,672
Second Gulf War2,613
First Gulf War2,418
Korea737
World War II348

Washtenaw County, Michigan Veterans by War

18 to 3435 to 5455 to 6465 to 7475+05001,0001,5002,0002,5003,0003,5004,000

count

Age Group
Veterans
75+3,638
65 to 743,320
35 to 542,826
55 to 642,026
18 to 341,287

Washtenaw County, Michigan Veterans by Age

WhiteBlackHispanic2+ RacesOther RaceAsianNative AmericanIslander01,0002,0003,0004,0005,0006,0007,0008,0009,00010,00011,000

count

Name
Veterans
% of Total
White10,7164.88%
Black1,3894.13%
Hispanic5854.23%
2+ Races4723%
Other Race2375.49%
Asian2000.7%
Native American435.99%
Islander4038.1%

Washtenaw County, Michigan Veterans by Race

Washtenaw County, Michigan Veterans by Education

19.04%33.95%44.37%Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

6.51%

Veteran Poverty Rate

29.96%

Veteran Disability Rate

Washtenaw County, Michigan Veterans by Education

16 - 1920 - 2425 - 2930 - 3435 - 4445 - 5455 - 5960 - 6465 - 7475+0102030405060708090

LaborForceParticipation

63.7%

Labor Force Participation

60.7%

Employment Rate

4.7%

Unemployment Rate

Washtenaw County, Michigan Employment by Age

IslanderOther Race2+ RacesHispanicWhiteWhite Non-HispanicAsianBlackNative American0102030405060708090100

LaborForceParticipation

Washtenaw County, Michigan Employment by Race

Less Than High SchoolHigh School GraduateSome CollegeBachelors or Greater0102030405060708090

LaborForceParticipation

Washtenaw County, Michigan Employment by Education

Origin of Non-Citizens

12.36%61.8%15.79%Origin

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

21.52%54.71%10.26%9.06%Origin

Europe

Asia

Africa

Oceania

Latin America

North America

59.98%

Born in Washtenaw County, Michigan

87.56%

Native Born

12.44%

Foreign Born

6.11%

Non Citizen

6.33%

Naturalized

Place of Birth

87.56% of Washtenaw County, Michigan residents were born in the United States, with 59.98% having been born in Michigan. 6.11% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Washtenaw County, Michigan Place of Birth

Sources