With 104,137 people, Fond du Lac County is a county in Wisconsin. Few US counties rank higher on income. Four-year degrees are less common here than nationally, at 22% of adults. 4% of people here were born outside the United States. The typical home is worth $222,800, having more than doubled since 2000. Renters pay $960 a month at the median.
At a glance
Lower income
median household income $74,275, below the US median
US median: $82,259
Older
median age 41.9
US median: 38.9
Less educated
22% hold a bachelor's degree
US average: 36%
Stable housing
home values roughly flat, inflation adjusted
US median home: $376,019
Unique to this place
What stands out about Fond du Lac County
What changed most since 1990
Adults with a bachelor's degree13.3% → 22.3%(+9.0 pts)US over the same years: +15.3 pts
White share97.7% → 86.0%(−11.7 pts)US over the same years: −17.8 pts
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, 2024
Gulf War (2001 or later)21.4%(1,242)
US avg: 26.4%
Gulf War (1990s)15.7%(909)
US avg: 24.3%
Vietnam era42.9%(2,489)
US avg: 33.1%
Korean War4.4%(256)
US avg: 4.5%
World War II1.1%(62)
US avg: 1%
Share of the 5,803 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
Over time
Fond du Lac County, decade by decade
Fond du Lac County population, inflation-adjusted income and home value, education, and diversity by year
Year
Population
Median household income
Median home value
Bachelor's degree+
Diversity score
1990
90,083
$70,660
$133,684
13.3%
5.7
2000
97,296
$83,027
$184,169
16.9%
11.9
2010
101,633
$74,157
$205,716
18.0%
19.1
2020
104,154
$77,749
$197,078
23.9%
30.6
2024
104,137
$74,275
$222,800
22.3%
31.8
Census years come from the decennial census and the latest year from the American Community Survey, so part of any change between those two rows can reflect the different surveys. Dollar figures are adjusted for inflation to 2024 dollars; a figure ending in "+" was at the Census Bureau's reporting cap that year. The diversity score runs from 0 to 100; see how it's calculated.
How many people live in Fond du Lac County, Wisconsin?
Fond du Lac County, Wisconsin has about 104,137 residents according to the 2024 American Community Survey.
What is the median household income in Fond du Lac County, Wisconsin?
The typical household in Fond du Lac County, Wisconsin earns about $74,275 a year. Half of households make more than that, and half make less.
Is Fond du Lac County, Wisconsin expensive?
In Fond du Lac County, Wisconsin, the median home is worth about $222,800, and the typical rent is about $960 a month.
How educated are people in Fond du Lac County, Wisconsin?
About 22.3% of adults age 25 and over in Fond du Lac County, Wisconsin hold a bachelor's degree or higher.
What is the poverty rate in Fond du Lac County, Wisconsin?
About 9.2% of people in Fond du Lac County, Wisconsin live below the federal poverty line.
Has Fond du Lac County, Wisconsin grown since 1990?
Yes, Fond du Lac County, Wisconsin has grown since 1990. The population has added about 14,054 residents, a change of about 16 percent over that period.
