Sauk City Population

1880–2026

3,428

2026 projection

2.4% since 2020 (decrease)

01K2K3K4K18801900192019401960198020002020

Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.

Use the left and right arrow keys to inspect population observations.

Population by year

Population estimates for Sauk City. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
20263,428-110.32%
20253,439-330.95%
20243,472-90.26%
20233,481+10.03%
20223,480-110.32%
20213,491-230.65%
20203,514+300.86%
20193,484+10.03%
20183,483+40.11%
20173,479+100.29%

Showing 10 of 30 years.

Sauk City Demographics

38.6median age

Median age

Female39.9 yrs
Male37.3 yrs

Adults

2,743
646 seniors · 24%2,097 other adults

Sex

Female 49.2% · 1,714Male 50.8% · 1,769

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101

Race and ethnicity

Tap a square or a group below to highlight it.

Each square is about 1% of residents (roughly 35 people).

Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002

Sauk City Income

$91,042median household income

Median household income

$91,042

Half of households earn more, half earn less

Median earnings

$57,008

Typical yearly pay for a worker 25 or older.

Poverty rate

8.4%

About 1 in 12 residents

U.S. Census Bureau, 2024 ACS 5-year estimates · Tables S1901, S1501, S1701

Sauk City Marital Status

48% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married48%48%48%
Never married32%36%29%
Divorced12%13%12%
Widowed6%2%10%
Separated1%<1%1%

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201