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COUNTY · 2020 ACS

Sauk County

Wisconsin · 65,763 residents · 832 sq mi
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The short version

With 65,763 people, Sauk County is a county in Wisconsin. The foreign-born share is 3%. About 24% of adults have finished a four-year degree. 70% of homes are owner-occupied. 10,538 more people live here than in 2000. The typical home is worth $185,000, having risen by half since 2000.

At a glance
Lower income
below the US median
US median: $66,278
Older
median age 41.7
US median: 38.8
Less educated
24% 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
65,763
+19%since 2000
from 55,225 in 2000
1990 – 2025
Median age
41.7
+12%since 2000
from 37.3 in 2000
US average: 38.8
Land area
832 sq mi
Population, 1990 – 2024
45K51K56K62K68K19902000201020202024Sauk County
202466K
1990201020202024
Age distribution, 2020
Under 55.5%(3,644)
US avg: 5.6%
5 to 96.2%(4,053)
US avg: 6.1%
10 to 146.6%(4,348)
US avg: 6.5%
15 to 195.9%(3,902)
US avg: 6.6%
20 to 245.1%(3,382)
US avg: 6.7%
25 to 3411.8%(7,753)
US avg: 13.5%
35 to 4412.4%(8,176)
US avg: 12.7%
45 to 5412.1%(7,983)
US avg: 12.3%
55 to 6414.4%(9,500)
US avg: 13.1%
65 to 7411.5%(7,573)
US avg: 10%
75 to 845.8%(3,822)
US avg: 4.9%
85 and over2.5%(1,627)
US avg: 1.9%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

Median household income
$62,808
Unchangedinflation adjusted, since 2000
from $41,941 in 2000
US average: $66,278
1990 – 2024
Per capita income
$32,066
+63%since 2000
from $19,695 in 2000
US average: $35,364
Households earning $100K+
39.5%
+12.5 ptssince 2009
from 27.0% in 2009
US average: 43.9%
Poverty rate
8.9%
+1.7 ptssince 2000
from 7.2% in 2000
US average: 12.8%
Workforce by industry, 2020
Retail trade15.8%
US avg: 10%
Information12.2%
US avg: 11.1%
Wholesale trade7.3%
US avg: 6.7%
Other services4.4%
US avg: 6.6%
Finance & insurance4.3%
US avg: 5.5%
Professional, scientific, technical3.8%
US avg: 4.7%
Agriculture, forestry, fishing3.6%
US avg: 1.7%
Construction3.3%
US avg: 1.2%
Public administration3%
US avg: 4.7%
Transportation & warehousing2.6%
US avg: 2.5%
Arts, entertainment, food1.4%
US avg: 2%
Education & health services0.5%
US avg: 0.8%
Manufacturing0.3%
US avg: 0.5%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 03

Housing

Median home value
$185,000
+15%inflation adjusted, since 2000
from $106,700 in 2000
US average: $265,253
1990 – 2024
Median gross rent
$812
+6%inflation adjusted, since 2000
from $508 in 2000
US average: $1,124
Owner-occupied
70.3%
−3.0 ptssince 2000
from 73.3% in 2000
29.7% rent
Persons per household
2.37 people
+2%since 2009
from 2.32 people in 2009
US average: 2.61
Afford Score
2.9
−9%since 2009
from 3.2 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-Hispanic96.4%(53,241)
Black0.2%(138)
Hispanic / Latino1.7%(938)
Asian0.3%(143)
Other0%
2020
White, non-Hispanic88%(57,868)
Black0.9%(578)
Hispanic / Latino6.2%(4,050)
Asian0.6%(394)
Other2.9%(1,903)
Segregation Score
26
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
Mexican3.8%(2,445)
Puerto Rican0.6%(362)
Nicaraguan0.2%(108)
Peruvian0.1%(96)
Honduran0.1%(49)
Spaniard0.1%(39)
Colombian0.1%(37)
Costa Rican0.1%(34)
Cuban0%(21)
+ 4 more hispanic origin groups with data
Asian origin
Chinese0.2%(157)
Korean0.1%(55)
Japanese0.1%(36)
Filipino0%(14)
Laotian0%(11)
Thai0%(3)
Hmong0%(2)
Pacific Islander origin
Fijian0%(11)
Ancestry
German44.2%(28,336)
Irish12.6%(8,090)
English7.6%(4,866)
Norwegian7.3%(4,701)
Polish4.2%(2,701)
American4%(2,584)
Italian3%(1,935)
French2.5%(1,634)
Dutch1.9%(1,221)
Swedish1.8%(1,174)
Swiss1.6%(1,028)
Scottish1.4%(901)
+ 37 more ancestry groups with data
Czech1.3%(821)
Danish0.8%(529)
Welsh0.8%(499)
Russian0.5%(329)
Scotch-Irish0.5%(292)
Finnish0.4%(280)
British0.4%(238)
Belgian0.3%(224)
Ukrainian0.2%(134)
Bulgarian0.2%(125)
Serbian0.2%(124)
Hungarian0.2%(110)
Lithuanian0.2%(101)
Austrian0.1%(94)
Slovak0.1%(82)
Croatian0.1%(81)
Slovene0.1%(81)
Greek0.1%(77)
Canadian0.1%(76)
Romanian0.1%(72)
West Indian0.1%(50)
Barbadian0%(22)
Haitian0%(19)
Syrian0%(11)
Iranian0%(11)
Armenian0%(10)
Latvian0%(5)
Turkish0%(5)
Arab0%(2)
Section 05

Education

Bachelor's degree or higher
23.8%
+6.2 ptssince 2000
from 17.6% in 2000
US average: 32.9%
High school or higher
91.2%
+7.7 ptssince 2000
from 83.5% in 2000
US average: 88.5%
Graduate degree
7.2%
+2.0 ptssince 2000
from 5.2% in 2000
US average: 12.7%
Section 06

Commute & transportation

Average commute
22.2 min
+48%since 2000
from 15.0 min in 2000
US average: 26.9
Drive alone to work
81.9%
+1.0 ptssince 2009
from 80.9% in 2009
US average: 75.1%
No vehicle available
5.3%
+0.9 ptssince 2009
from 4.4% in 2009
US average: 8.4%
Section 07

Work & employment

Unemployment rate
2.3%
−3.8 ptssince 2011
from 6.1% in 2011
US average: 5.4%
Labor force participation
68.2%
−4.0 ptssince 2011
from 72.2% in 2011
US average: 63.4%
Women 20-64 in the labor force
81.9%
US average: 73.3%
Management & professional
32.9%
+4.6 ptssince 2009
from 28.3% in 2009
US average: 39.3%
Section 08

People & community

Male
49.8%
Unchangedsince 2009
from 49.7% in 2009
Female
50.2%
Unchangedsince 2009
from 50.3% in 2009
Foreign born
3.2%
+0.4 ptssince 2009
from 2.8% in 2009
US average: 13.5%
Uninsured
6.4%
−4.1 ptssince 2013
from 10.5% in 2013
US average: 8.8%
Computer in household
88.5%
US average: 91.9%
Same house as last year
85.9%
US average: 86.2%
Marital status (2024)
Men 15+
Never married30.6%(8,241)
Married55.3%(14,912)
Widowed3.1%(836)
Divorced11%(2,956)
Women 15+
Never married22.7%(6,143)
Married55.8%(15,066)
Widowed7.5%(2,030)
Divorced14%(3,771)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09

Health coverage

Uninsured
6.4%
−4.1 ptssince 2013
from 10.5% in 2013
US average: 8.8%
Employer-based
60.7%
US average: 55.4%
Direct-purchase
17.4%
US average: 13.7%
Medicare
19.6%
US average: 17.6%
Medicaid
16.6%
US average: 20.0%
VA health care
3.3%
US average: 2.3%
Any private
76.4%
US average: 68.1%
Any public
33.6%
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)14.4%(569)
US avg: 20.6%
Gulf War (1990s)10.7%(421)
US avg: 21.4%
Vietnam era35.4%(1,397)
US avg: 35.2%
Korean War8.8%(346)
US avg: 7.6%
World War II4.3%(169)
US avg: 2.9%

Share of the 3,944 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 Sauk County to nearby counties

SAUK COUNTY VS
Richland County
Income$66,420+6%
Home value$197,500+7%
Population17,036−74%
SEE FULL COMPARISON →
SAUK COUNTY VS
Columbia County
Income$85,351+36%
Home value$283,200+53%
Population58,132−13%
SEE FULL COMPARISON →
SAUK COUNTY VS
Iowa County
Income$82,182+31%
Home value$265,000+43%
Population23,951−64%
SEE FULL COMPARISON →
SAUK COUNTY VS
Juneau County
Income$67,270+7%
Home value$177,700−4%
Population26,649−60%
SEE FULL COMPARISON →
Frequently asked

How many people live in Sauk County, Wisconsin?

Sauk County, Wisconsin has about 65,763 residents according to the 2020 American Community Survey.

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

The typical household in Sauk County, Wisconsin earns about $62,808 a year. Half of households make more than that, and half make less.

Is Sauk County, Wisconsin expensive?

In Sauk County, Wisconsin, the median home is worth about $185,000, and the typical rent is about $812 a month.

How educated are people in Sauk County, Wisconsin?

About 23.8% of adults age 25 and over in Sauk County, Wisconsin hold a bachelor's degree or higher.

What is the poverty rate in Sauk County, Wisconsin?

About 8.9% of people in Sauk County, Wisconsin live below the federal poverty line.

Has Sauk County, Wisconsin grown since 1990?

Yes, Sauk County, Wisconsin has grown since 1990. The population has added about 18,788 residents, a change of about 40 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 →