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COUNTY · 2020 ACS

Washtenaw County

Michigan · 372,258 residents · 706 sq mi
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The short version

With 372,258 people, Washtenaw County is a county in Michigan. This is an unusually credentialed place: 57% of adults have a four-year degree. This skews young, with a median age of 34.5. That is roughly 28% ahead of the Michigan median. 78% were living in the same home a year earlier. 49,363 more people live here than in 2000.

At a glance
Wealthier
above the US median
US median: $66,278
Younger
median age 34.5
US median: 38.8
More educated
57% hold a bachelor's degree
US average: 33%
Stable housing
home values roughly flat, inflation adjusted
US median home: $265,253
Section 01

Population & growth

Total population
372,258
+15%since 2000
from 322,895 in 2000
1990 – 2025
Median age
34.5
+10%since 2000
from 31.3 in 2000
US average: 38.8
Land area
706 sq mi
Population, 1990 – 2024
274K301K328K355K381K19902000201020202024Washtenaw County
2024370K
1990201020202024
Age distribution, 2020
Under 54.7%(17,458)
US avg: 5.6%
5 to 95%(18,575)
US avg: 6.1%
10 to 145.2%(19,478)
US avg: 6.5%
15 to 197.3%(27,199)
US avg: 6.6%
20 to 2412.7%(47,332)
US avg: 6.7%
25 to 3415.7%(58,338)
US avg: 13.5%
35 to 4411.6%(43,205)
US avg: 12.7%
45 to 5411.4%(42,323)
US avg: 12.3%
55 to 6411.6%(43,156)
US avg: 13.1%
65 to 749.1%(33,806)
US avg: 10%
75 to 844.1%(15,405)
US avg: 4.9%
85 and over1.6%(5,983)
US avg: 1.9%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

Median household income
$75,730
−3%inflation adjusted, since 2000
from $51,990 in 2000
US average: $66,278
1990 – 2024
Per capita income
$42,855
+58%since 2000
from $27,173 in 2000
US average: $35,364
Households earning $100K+
50.4%
+11.4 ptssince 2009
from 39.0% in 2009
US average: 43.9%
Poverty rate
13.9%
+2.8 ptssince 2000
from 11.1% in 2000
US average: 12.8%
Workforce by industry, 2020
Retail trade12.3%
US avg: 10%
Information8.2%
US avg: 11.1%
Other services4.1%
US avg: 6.6%
Finance & insurance3.2%
US avg: 5.5%
Wholesale trade2.9%
US avg: 6.7%
Public administration2.6%
US avg: 4.7%
Professional, scientific, technical2.6%
US avg: 4.7%
Arts, entertainment, food1.8%
US avg: 2%
Transportation & warehousing1.4%
US avg: 2.5%
Education & health services0.6%
US avg: 0.8%
Agriculture, forestry, fishing0.5%
US avg: 1.7%
Construction0.4%
US avg: 1.2%
Manufacturing0%
US avg: 0.5%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 03

Housing

Median home value
$278,500
+9%inflation adjusted, since 2000
from $170,100 in 2000
US average: $265,253
1990 – 2024
Median gross rent
$1,161
+12%inflation adjusted, since 2000
from $687 in 2000
US average: $1,124
Owner-occupied
60.3%
+0.6 ptssince 2000
from 59.7% in 2000
39.7% rent
Persons per household
2.43 people
+1%since 2009
from 2.40 people in 2009
US average: 2.61
Afford Score
3.7
−3%since 2009
from 3.8 in 2009
2009 – 2024
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Section 04

Race & ethnicity

2000
White, non-Hispanic75.9%(245,033)
Black12.2%(39,326)
Hispanic / Latino2.7%(8,839)
Asian6.3%(20,270)
Other0%
2020
White, non-Hispanic67.8%(252,220)
Black11.3%(42,125)
Hispanic / Latino5.6%(20,731)
Asian9%(33,517)
Other4.8%(17,752)
Segregation Score
35
Our index, 0 to 100. Higher means White and non-White residents are more separated across neighborhoods.
Section 04 · Origins

Detailed origins & ancestry

Hispanic origin
Mexican2.7%(10,106)
South American0.6%(2,311)
Central American0.4%(1,610)
Puerto Rican0.3%(1,280)
Cuban0.2%(783)
Honduran0.2%(665)
Colombian0.2%(586)
Spaniard0.1%(536)
Venezuelan0.1%(448)
Guatemalan0.1%(443)
Chilean0.1%(345)
Peruvian0.1%(325)
+ 10 more hispanic origin groups with data
Dominican0.1%(233)
Ecuadorian0%(183)
Argentine0%(179)
Salvadoran0%(158)
Bolivian0%(87)
Uruguayan0%(69)
Asian origin
Chinese3.4%(12,436)
Asian Indian2.6%(9,500)
Korean1%(3,536)
Japanese0.5%(1,881)
Pakistani0.4%(1,542)
Filipino0.3%(1,082)
Taiwanese0.3%(1,076)
Vietnamese0.2%(722)
Thai0.1%(252)
Hmong0%(110)
+ 6 more asian origin groups with data
Nepalese0%(75)
Mongolian0%(46)
Cambodian0%(31)
Malaysian0%(23)
Laotian0%(22)
Pacific Islander origin
Samoan0%(58)
Chamorro0%(31)
Ancestry
German18.8%(69,185)
Irish10.6%(38,888)
English10.2%(37,611)
Polish6.4%(23,688)
American6%(22,198)
Italian4.6%(16,937)
French2.9%(10,856)
Scottish2.5%(9,224)
Dutch2.1%(7,659)
Russian1.4%(5,341)
Swedish1.4%(5,099)
British1.1%(4,216)
+ 50 more ancestry groups with data
Norwegian1%(3,747)
Hungarian0.9%(3,392)
Greek0.8%(2,906)
Scotch-Irish0.7%(2,647)
Welsh0.7%(2,634)
Finnish0.6%(2,169)
Czech0.6%(2,163)
Canadian0.5%(1,870)
Romanian0.5%(1,833)
Ukrainian0.5%(1,662)
Lithuanian0.4%(1,482)
Arab0.4%(1,445)
Danish0.4%(1,384)
Swiss0.3%(1,247)
Austrian0.3%(1,203)
Belgian0.3%(1,094)
Slovak0.3%(1,063)
Iranian0.3%(950)
Lebanese0.3%(935)
Iraqi0.2%(886)
Jordanian0.2%(805)
Armenian0.2%(789)
Syrian0.2%(747)
Croatian0.2%(708)
Nigerian0.2%(680)
West Indian0.2%(672)
Palestinian0.2%(626)
Turkish0.2%(570)
Egyptian0.1%(422)
Brazilian0.1%(400)
Portuguese0.1%(391)
Jamaican0.1%(378)
Serbian0.1%(362)
Latvian0.1%(257)
Ghanaian0.1%(249)
Israeli0.1%(248)
Macedonian0.1%(220)
Kenyan0.1%(212)
Slovene0.1%(204)
Somali0.1%(196)
Bulgarian0.1%(187)
Ethiopian0%(153)
Australian0%(150)
Moroccan0%(82)
Haitian0%(78)
Barbadian0%(41)
Guyanese0%(25)
Section 05

Education

Bachelor's degree or higher
56.7%
+8.6 ptssince 2000
from 48.1% in 2000
US average: 32.9%
High school or higher
95.7%
+4.2 ptssince 2000
from 91.5% in 2000
US average: 88.5%
Graduate degree
30.0%
+6.2 ptssince 2000
from 23.8% in 2000
US average: 12.7%
Section 06

Commute & transportation

Average commute
24.0 min
+65%since 2000
from 14.6 min in 2000
US average: 26.9
Drive alone to work
69.6%
−5.2 ptssince 2009
from 74.8% in 2009
US average: 75.1%
No vehicle available
8.0%
+1.3 ptssince 2009
from 6.6% in 2009
US average: 8.4%
Section 07

Work & employment

Unemployment rate
4.5%
−4.2 ptssince 2011
from 8.8% in 2011
US average: 5.4%
Labor force participation
64.2%
−1.6 ptssince 2011
from 65.8% in 2011
US average: 63.4%
Women 20-64 in the labor force
73.4%
US average: 73.3%
Management & professional
55.4%
+6.2 ptssince 2009
from 49.3% in 2009
US average: 39.3%
Section 08

People & community

Male
49.6%
−0.3 ptssince 2009
from 49.9% in 2009
Female
50.4%
+0.3 ptssince 2009
from 50.1% in 2009
Foreign born
12.6%
+1.7 ptssince 2009
from 10.9% in 2009
US average: 13.5%
Uninsured
3.2%
−4.5 ptssince 2013
from 7.7% in 2013
US average: 8.8%
Computer in household
95.9%
US average: 91.9%
Same house as last year
78.2%
US average: 86.2%
Marital status (2024)
Men 15+
Never married45.3%(70,809)
Married46.4%(72,520)
Widowed1.7%(2,691)
Divorced6.7%(10,409)
Women 15+
Never married39.9%(63,325)
Married44.1%(69,929)
Widowed6.2%(9,868)
Divorced9.7%(15,422)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09

Health coverage

Uninsured
3.2%
−4.5 ptssince 2013
from 7.7% in 2013
US average: 8.8%
Employer-based
71.7%
US average: 55.4%
Direct-purchase
14.3%
US average: 13.7%
Medicare
15.1%
US average: 17.6%
Medicaid
13.5%
US average: 20.0%
VA health care
1.6%
US average: 2.3%
Any private
83.1%
US average: 68.1%
Any public
26.7%
US average: 35.2%

Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.

Section 09 · Service history

Veterans

Veterans by period of service, 2020
Gulf War (2001 or later)16.3%(2,169)
US avg: 20.6%
Gulf War (1990s)17.8%(2,365)
US avg: 21.4%
Vietnam era35%(4,663)
US avg: 35.2%
Korean War7.1%(944)
US avg: 7.6%
World War II4.2%(555)
US avg: 2.9%

Share of the 13,323 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.

BAR + DOT: THIS PLACE · TICK: US AVERAGE
Drill deeper

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Head to head

Compare Washtenaw County to nearby counties

WASHTENAW COUNTY VS
Livingston County
Income$103,039+36%
Home value$356,800+28%
Population197,315−47%
SEE FULL COMPARISON →
WASHTENAW COUNTY VS
Lenawee County
Income$70,518−7%
Home value$196,800−29%
Population97,779−74%
SEE FULL COMPARISON →
WASHTENAW COUNTY VS
Jackson County
Income$66,073−13%
Home value$193,700−30%
Population159,552−57%
SEE FULL COMPARISON →
WASHTENAW COUNTY VS
Monroe County
Income$77,335+2%
Home value$228,900−18%
Population156,004−58%
SEE FULL COMPARISON →
Frequently asked

How many people live in Washtenaw County, Michigan?

Washtenaw County, Michigan has about 372,258 residents according to the 2020 American Community Survey.

What is the median household income in Washtenaw County, Michigan?

The typical household in Washtenaw County, Michigan earns about $75,730 a year. Half of households make more than that, and half make less.

Is Washtenaw County, Michigan expensive?

In Washtenaw County, Michigan, the median home is worth about $278,500, and the typical rent is about $1,161 a month.

How educated are people in Washtenaw County, Michigan?

About 56.7% of adults age 25 and over in Washtenaw County, Michigan hold a bachelor's degree or higher.

What is the poverty rate in Washtenaw County, Michigan?

About 13.9% of people in Washtenaw County, Michigan live below the federal poverty line.

Has Washtenaw County, Michigan grown since 1990?

Yes, Washtenaw County, Michigan has grown since 1990. The population has added about 89,321 residents, a change of about 32 percent over that period.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →