Jefferson County vs Ozaukee County

A side-by-side comparison of Jefferson County and Ozaukee County: population, income, housing, and more.

Jefferson County and Ozaukee County are counties in Wisconsin. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Ozaukee County has the higher population (92,345 vs 85,867 in Jefferson County). Ozaukee County has the higher median household income ($96,734 vs $80,604 in Jefferson County). Ozaukee County has the higher median home value ($368,900 vs $253,800 in Jefferson County).

Population, income & housing

	Jefferson County	Ozaukee County
Population	85,867	92,345
Median age	41.3 yrs	44.0 yrs
Median household income	$80,604	$96,734
Median home value	$253,800	$368,900
Median gross rent	$1,012	$1,112
Housing units	36,649	39,415
Homeownership rate	72.9%	72.8%
Bachelor's degree or higher	28.1%	50.4%
Unemployment rate	3.3%	2.5%

Trends (ACS 5-year, 2019–2023)

	Jefferson County	Ozaukee County
Population	84,701 → 85,867 (+1.4%)	88,597 → 92,345 (+4.2%)
Median household income	$66,291 → $80,604 (+21.6%)	$85,215 → $96,734 (+13.5%)
Median home value	$190,400 → $253,800 (+33.3%)	$282,500 → $368,900 (+30.6%)
Median gross rent	$857 → $1,012 (+18.1%)	$927 → $1,112 (+20.0%)

Jefferson County

Population

84,70185,867

Median household income

$66,291$80,604

Median home value

$190,400$253,800

Median gross rent

$857$1,012

Ozaukee County

Population

88,59792,345

Median household income

$85,215$96,734

Median home value

$282,500$368,900

Median gross rent

$927$1,112

Age & race/ethnicity

Age distribution (share)

	Jefferson County	Ozaukee County
Under 5	4.8%	5.1%
5 to 17	15.4%	16.0%
18 to 24	10.5%	8.5%
25 to 34	11.0%	9.6%
35 to 44	12.7%	12.3%
45 to 54	13.0%	12.5%
55 to 64	14.7%	15.0%
65 to 74	11.1%	12.1%
75 and over	6.9%	9.0%

Race & ethnicity (share)

	Jefferson County	Ozaukee County
White (non-Hispanic)	87.5%	89.8%
Black or African American	0.9%	1.5%
American Indian & Alaska Native	0.1%	0.1%
Asian	0.6%	2.1%
Native Hawaiian & Pacific Islander	0.0%	0.0%
Some other race	0.2%	0.2%
Two or more races	2.4%	2.8%
Hispanic or Latino	8.4%	3.6%

Educational attainment (age 25+)

Share of adults 25+

	Jefferson County	Ozaukee County
No high school diploma	7.1%	2.2%
High school graduate	32.5%	21.6%
Some college or associate's	32.2%	25.8%
Bachelor's degree	19.6%	31.3%
Graduate or professional degree	8.5%	19.1%

Commute to work

How workers get to work (share)

	Jefferson County	Ozaukee County
Drove alone	77.5%	75.9%
Carpooled	8.1%	5.9%
Public transit	0.3%	0.3%
Walked	3.1%	1.4%
Bicycle	0.3%	0.4%
Worked from home	9.3%	15.4%
Other means	1.4%	0.7%

Housing

Units in structure (share)

	Jefferson County	Ozaukee County
1-unit, detached	71.0%	66.1%
1-unit, attached	3.5%	8.0%
2 to 4 units	8.4%	7.5%
5 to 19 units	9.2%	10.9%
20 or more units	4.3%	7.3%
Mobile home & other	3.7%	0.3%

Poverty & households

	Jefferson County	Ozaukee County
Poverty rate	8.1%	4.6%
Average household size	2.39	2.39
Mean commute (minutes)	25	23
Median year structure built	1974	1977