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COUNTY · 2000 CENSUS

Washington County

Wisconsin · 117,493 residents · 430.644 sq mi
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The short version

Washington County is significantly wealthier than the US average, with a median household income of $57,033. Population has grown 23% since 1990. Median home value has more than doubled since 1990, reaching $153,100. Poverty is rare here, at 3.6% of residents. Households here earn about 30% more than the Wisconsin median.

At a glance
Wealthier
above the US median
US median: $42,589
Mid-age
median age 36.6
US median: 35.2
Average education
22% hold a bachelor's degree
US average: 24%
Less affordable
home values up 39%, inflation adjusted
US median home: $120,530
Section 01

Population & growth

117,493
+23%since 1990
from 95,328 in 1990
1990 – 2025
273 / sq mi
+23%since 1990
from 221 / sq mi in 1990
US average: 242
36.6
+13%since 1990
from 32.4 in 1990
US average: 35.2
Population, 19902024
91K104K117K129K142K1990201020202024Washington County
2024138K
1990201020202024
Section 02

Income & economy

$57,033
+13%inflation adjusted, since 1990
from $38,431 in 1990
US average: $42,589
1990 – 2024
$24,319
+65%since 1990
from $14,736 in 1990
US average: $21,522
3.6%
+0.4 ptssince 1990
from 3.2% in 1990
US average: 12.4%
Section 03

Housing

$153,100
+39%inflation adjusted, since 1990
from $83,500 in 1990
US average: $120,530
1990 – 2024
$620
+3%inflation adjusted, since 1990
from $455 in 1990
US average: $602
76.0%
+2.1 ptssince 1990
from 73.9% in 1990
24.0% rent
2.7
+24%since 1990
from 2.2 in 1990
1990 – 2024
RELATED:See current rent listings in Washington County on RentDataNow
Section 04

Race & ethnicity

1990
White, non-Hispanic99.3%(94,645)
Black0.1%(99)
Hispanic / Latino0.5%(495)
Asian0.3%(319)
Diversity Score3%(2,906)
2000
White, non-Hispanic96.9%(113,870)
Black0.4%(447)
Hispanic / Latino1.3%(1,529)
Asian0.6%(666)
Diversity Score5.6%(6,553)
6
+83%since 1990
from 3 in 1990
1990 – 2024
Section 05

Education

21.9%
+6.0 ptssince 1990
from 15.9% in 1990
US average: 24.4%
High school or higher
88.8%
+7.4 ptssince 1990
from 81.3% in 1990
US average: 80.3%
5.9%
+1.9 ptssince 1990
from 4.0% in 1990
US average: 8.8%
Section 06

Commute & transportation

15.1 min
−31%since 1990
from 21.9 min in 1990
US average: 17.6
Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

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Frequently asked

How many people live in Washington County, Wisconsin?

Washington County, Wisconsin has about 117,493 residents according to the 2000 Census.

What is the median household income in Washington County, Wisconsin?

The typical household in Washington County, Wisconsin earns about $57,033 a year. Half of households make more than that, and half make less.

Is Washington County, Wisconsin expensive?

In Washington County, Wisconsin, the median home is worth about $153,100, and the typical rent is about $620 a month.

How educated are people in Washington County, Wisconsin?

About 21.9% of adults age 25 and over in Washington County, Wisconsin hold a bachelor's degree or higher.

What is the poverty rate in Washington County, Wisconsin?

About 3.6% of people in Washington County, Wisconsin live below the federal poverty line.

Has Washington County, Wisconsin grown since 1990?

Yes, Washington County, Wisconsin has grown since 1990. The population has added about 22,165 residents, a change of about 23 percent over that period.

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

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