COUNTY · 1990 CENSUS

Jefferson County

Wisconsin · 67,783 residents · 556.492 sq mi

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The short version

Jefferson County has roughly average household income, with a median household income of $30,749. Population has declined 8% since 2000. Median home value is $59,400.

At a glance

Average income

near the US median

US median: $30,130

Mid-age

median age 32.8

US median: 33.0

Less educated

15% hold a bachelor's degree

US average: 20%

More affordable

home values down 37%, inflation adjusted

US median home: $93,722

Section 01

Population & growth

Total population

67,783

−8%vs 2000

vs 74,021 in 2000

1990 – 2025

Population density

122 / sq mi

−8%vs 2000

vs 133 / sq mi in 2000

US average: 221

Median age

32.8

−10%vs 2000

vs 36.6 in 2000

US average: 33.0

Population, 1990 – 2024

202486K

Section 02

Income & economy

Median household income

$30,749

−14%inflation adjusted, since 2000

vs $46,901 in 2000

US average: $30,130

1990 – 2024

Per capita income

$12,770

−40%vs 2000

vs $21,236 in 2000

US average: $14,340

Poverty rate

7.2%

+1.5 ptsvs 2000

vs 5.7% in 2000

US average: 13.2%

Section 03

Housing

Median home value

$59,400

−37%inflation adjusted, since 2000

vs $123,600 in 2000

US average: $93,722

1990 – 2024

Median gross rent

$376

−12%inflation adjusted, since 2000

vs $564 in 2000

US average: $450

Owner-occupied

70.6%

−1.1 ptsvs 2000

vs 71.7% in 2000

29.4% rent

Afford Score

1.9

−27%vs 2000

vs 2.6 in 2000

1990 – 2024

RELATED:See current rent listings in Jefferson County on RentDataNow

Section 04

Race & ethnicity

2000

White, non-Hispanic94.3%(69,765)

Black0.2%(184)

Hispanic / Latino4.1%(3,031)

Asian0.4%(323)

Other0%

Diversity Score11.6%(8,556)

1990

White, non-Hispanic98.3%(66,645)

Black0.4%(238)

Hispanic / Latino1.6%(1,054)

Asian0.4%(293)

Other0.9%(607)

Diversity Score7.8%(5,281)

Diversity Score

−33%vs 2000

vs 12 in 2000

1990 – 2024

Section 05

Education

Bachelor's degree or higher

15.1%

−2.2 ptsvs 2000

vs 17.4% in 2000

US average: 20.3%

High school or higher

77.0%

−7.7 ptsvs 2000

vs 84.7% in 2000

US average: 75.2%

Graduate degree

4.7%

−0.4 ptsvs 2000

vs 5.1% in 2000

US average: 7.1%

Section 06

Commute & transportation

Average commute

21.2 min

+42%vs 2000

vs 15.0 min in 2000

US average: 21.9

Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

Drill deeper

Places similar to Jefferson County

Head to head

Compare Jefferson County to nearby counties

JEFFERSON COUNTY VS

Waukesha County

Income$106,076+245%

Home value$398,200+570%

Population417,210+382%

SEE FULL COMPARISON →

JEFFERSON COUNTY VS

Walworth County

Income$80,520+162%

Home value$302,700+410%

Population106,127+23%

SEE FULL COMPARISON →

JEFFERSON COUNTY VS

Rock County

Income$75,673+146%

Home value$231,600+290%

Population166,472+92%

SEE FULL COMPARISON →

JEFFERSON COUNTY VS

Dodge County

Income$75,929+147%

Home value$231,900+290%

Population89,097+3%

SEE FULL COMPARISON →

Frequently asked

How many people live in Jefferson County, Wisconsin?

Jefferson County, Wisconsin has about 67,783 residents according to the 1990 Census.

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

The typical household in Jefferson County, Wisconsin earns about $30,749 a year. Half of households make more than that, and half make less.

Is Jefferson County, Wisconsin expensive?

In Jefferson County, Wisconsin, the median home is worth about $59,400, and the typical rent is about $376 a month.

How educated are people in Jefferson County, Wisconsin?

About 15.1% of adults age 25 and over in Jefferson County, Wisconsin hold a bachelor's degree or higher.

What is the poverty rate in Jefferson County, Wisconsin?

About 7.2% of people in Jefferson County, Wisconsin live below the federal poverty line.

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

How we source and harmonize this data →