Lake Mills Flag

Lake Mills

County Seat:
No
Area (mi²):
4.178
State:
Wisconsin

Lake Mills is a city located in Jefferson County, Wisconsin. Lake Mills has a 2026 population of 6,793. Lake Mills is currently growing at a rate of 1.31% annually and its population has increased by 8.43% since the most recent census, which recorded a population of 6,265 in 2020.

The median household income in Lake Mills is $91,027 with a poverty rate of 5.11%. The median age in Lake Mills is 40.3 years: 40.6 years for males, and 40 years for females. For every 100 females there are 107.9 males.

6.8K
Total Population
1,626
Density (mi²)
88 1.31%
Growth

Lake Mills Population

Lake Mills Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
20266,793881.31%
20256,705881.33%
20246,617230.35%
20236,59470.11%
20226,5872764.37%
20216,311921.48%
20206,2652794.66%
20195,986500.84%
20185,936440.75%
20175,892450.77%
20165,847380.65%
20155,809140.24%
20145,795-14-0.24%
20135,809150.26%
20125,794460.8%
20115,748250.44%
20105,723150.26%
20004,84370016.9%
19904,14347312.89%
19803,6701143.21%
19703,55660520.5%
19602,95143517.29%
19502,51600%

Median Age

Overall: 40.3 years
Female: 40 years
Male: 40.6 years

Lake Mills Adults

There are 5,046 adults, (1,189 of whom are seniors) in Lake Mills.

Sex Ratio

Female: 3,112 (48.1%)
Male: 3,358 (51.9%)

Demographics

The racial composition of Lake Mills includes 90.03% White, and smaller percentages for other race, Black or African American, Native American, Asian and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White5,82590.03%
Two or more races3655.64%
Other race1161.79%
Black or African American671.04%
Native American640.99%
Asian330.51%
Race
Population ↓
Percentage (of total)
Two or more races2403.71%
White1382.13%
Other race1161.79%
Native American640.99%
Race
Population ↓
Percentage (of total)
White5,68787.9%
Two or more races1251.93%
Black or African American671.04%
Asian330.51%

Lake Mills Marital Status

Economics and Income Statistics

Lake Mills ' average per capita income is $55,344. Household income levels show a median of $91,027. The poverty rate stands at 5.11%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median ↓
Mean
Married Families$126,600-
Families$115,923$122,409
Households$91,027$100,792
Non Families$58,750$66,325

$55,344

Average Income

$91,027

Median Household Income

5.11%

Poverty Rate

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)