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CITY

Lake Mills

Wisconsin · 6,655 residents (2025 est.) · 4.178 sq mi
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The short version

Lake Mills is wealthier than most US places, with a median household income of $91,027. Population has grown 34% since 2000. 45% of adults hold a bachelor's degree or higher. Median home value has more than doubled since 2000, reaching $317,100. Poverty is rare here, at 5.1% of residents. It sits in the top 10% of US cities for household income.

At a glance
Wealthier
above the US median
US median: $82,259
Mid-age
median age 40.3
US median: 38.9
More educated
45% hold a bachelor's degree
US average: 36%
Less affordable
home values up 38%, inflation adjusted
US median home: $376,019
Section 01

Population & growth

Total population
6,470
+34%since 2000
from 4,843 in 2000
1990 – 2025
Population density
1,549 / sq mi
+34%since 2000
from 1,159 / sq mi in 2000
US average: 281
Median age
40.3
+12%since 2000
from 36.0 in 2000
US average: 38.9

PEP 2025 EST:6,655 residents (Census Bureau Vintage 2025, released March 2026)

Population, 1990 – 2024
4K5K5K6K7K1990201020202024Lake Mills
20246K
1990201020202024
Section 02

Income & economy

Median household income
$91,027
+13%inflation adjusted, since 2000
from $44,132 in 2000
US average: $82,259
1990 – 2024
Per capita income
$43,531
+99%since 2000
from $21,929 in 2000
US average: $44,673
Households earning $100K+
59.2%
+21.8 ptssince 2009
from 37.4% in 2009
US average: 53.3%
Poverty rate
5.1%
−2.2 ptssince 2000
from 7.3% in 2000
US average: 12.5%
Income inequality (Gini)
0.343
−17%since 2010
from 0.412 in 2010
US average: 0.476
Workforce by industry, 2024
Retail trade20%
US avg: 9.9%
Other services10.9%
US avg: 6.7%
Public administration10.4%
US avg: 4.8%
Information9.8%
US avg: 10.8%
Wholesale trade7.7%
US avg: 6.9%
Finance & insurance5.2%
US avg: 5.9%
Professional, scientific, technical4.3%
US avg: 5.1%
Transportation & warehousing1.9%
US avg: 2.2%
Agriculture, forestry, fishing1.2%
US avg: 1.6%
Construction1.2%
US avg: 1.2%
Education & health services0.8%
US avg: 0.9%
Arts, entertainment, food0.8%
US avg: 1.9%
Manufacturing0%
US avg: 0.4%
BARS: THIS PLACE · TICKS: US AVERAGE
Section 03

Housing

Median home value
$317,100
+38%inflation adjusted, since 2000
from $125,800 in 2000
US average: $376,019
1990 – 2024
Median gross rent
$1,209
+13%inflation adjusted, since 2000
from $588 in 2000
US average: $1,442
Owner-occupied
66.9%
−2.0 ptssince 2000
from 68.9% in 2000
33.1% rent
Vacancy rate
10.3%
−3.6 ptssince 2009
from 13.8% in 2009
US average: 10.0%
Owner cost-burdened
14.7%
−7.4 ptssince 2009
from 22.1% in 2009
US average: 22.9%
Renter cost-burdened
38.4%
−5.8 ptssince 2009
from 44.2% in 2009
US average: 47.4%
Afford Score
3.5
+22%since 2000
from 2.9 in 2000
1990 – 2024
Gentrification Score
70
RELATED:See current rent listings in Lake Mills on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic96%(4,647)
Black0.2%(8)
Hispanic / Latino2.3%(113)
Asian0.9%(42)
Other0%
Diversity Score8.2%(400)
2024
White, non-Hispanic87.9%(5,687)
Black1%(67)
Hispanic / Latino8.6%(558)
Asian0.5%(33)
Other1.9%(125)
Diversity Score27.4%(1,775)
Diversity Score
27
+233%since 2000
from 8 in 2000
1990 – 2024
Section 05

Education

Bachelor's degree or higher
45.4%
+18.6 ptssince 2000
from 26.8% in 2000
US average: 35.6%
High school or higher
95.9%
+7.4 ptssince 2000
from 88.5% in 2000
US average: 89.6%
Graduate degree
15.5%
+10.5 ptssince 2000
from 5.0% in 2000
US average: 14.0%
Section 06

Commute & transportation

Average commute
22.8 min
+35%since 2000
from 16.8 min in 2000
US average: 26.5
Drive alone to work
82.0%
+5.3 ptssince 2009
from 76.8% in 2009
US average: 68.9%
Carpooled to work
2.5%
−9.9 ptssince 2009
from 12.5% in 2009
US average: 8.5%
Public transit
0.0%
−0.4 ptssince 2009
from 0.4% in 2009
US average: 3.2%
Worked from home
14.6%
+11.6 ptssince 2009
from 3.0% in 2009
US average: 15.0%
Walked to work
0.9%
−3.0 ptssince 2009
from 3.8% in 2009
US average: 2.4%
Biked to work
0.0%
−1.1 ptssince 2009
from 1.1% in 2009
US average: 0.4%
No vehicle available
3.0%
−3.6 ptssince 2009
from 6.5% in 2009
US average: 8.3%
Section 07

Work & employment

Unemployment rate
2.4%
−3.0 ptssince 2011
from 5.4% in 2011
US average: 5.2%
Labor force participation
72.0%
−0.6 ptssince 2011
from 72.5% in 2011
US average: 63.5%
Self-employed
17.7%
+4.6 ptssince 2009
from 13.1% in 2009
US average: 13.1%
Management & professional
39.2%
−28.0 ptssince 2009
from 67.2% in 2009
US average: 42.5%
Section 08

People & community

Male
51.9%
+4.1 ptssince 2009
from 47.8% in 2009
Female
48.1%
−4.1 ptssince 2009
from 52.2% in 2009
Foreign born
3.1%
−0.7 ptssince 2009
from 3.9% in 2009
US average: 14.1%
Veterans
8.7%
−37.7 ptssince 2009
from 46.3% in 2009
US average: 6.2%
With a disability
9.6%
−0.9 ptssince 2012
from 10.5% in 2012
US average: 13.3%
Uninsured
2.9%
−90.1 ptssince 2013
from 93.0% in 2013
US average: 8.4%
Broadband at home
93.4%
+13.9 ptssince 2017
from 79.5% in 2017
US average: 91.0%
English only at home
96.0%
+3.9 ptssince 2016
from 92.1% in 2016
US average: 77.7%
Spanish at home
2.2%
−4.3 ptssince 2016
from 6.5% in 2016
US average: 13.6%
Drill deeper

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Head to head

Compare Lake Mills to nearby cities

LAKE MILLS VS
Fort Atkinson
Income$79,302−13%
Home value$211,800−33%
Population12,388+86%
SEE FULL COMPARISON →
LAKE MILLS VS
Watertown
Income$70,107−23%
Home value$222,100−30%
Population22,704+241%
SEE FULL COMPARISON →
LAKE MILLS VS
Cottage Grove
Income$139,313+53%
Home value$449,700+42%
Population8,930+34%
SEE FULL COMPARISON →
LAKE MILLS VS
Sun Prairie
Income$90,942same
Home value$365,700+15%
Population39,227+489%
SEE FULL COMPARISON →
Frequently asked

How many people live in Lake Mills, Wisconsin?

Lake Mills, Wisconsin has about 6,470 residents according to the 2024 American Community Survey.

What is the median household income in Lake Mills, Wisconsin?

The typical household in Lake Mills, Wisconsin earns about $91,027 a year. Half of households make more than that, and half make less.

Is Lake Mills, Wisconsin expensive?

In Lake Mills, Wisconsin, the median home is worth about $317,100, and the typical rent is about $1,209 a month.

How educated are people in Lake Mills, Wisconsin?

About 45.4% of adults age 25 and over in Lake Mills, Wisconsin hold a bachelor's degree or higher.

What is the poverty rate in Lake Mills, Wisconsin?

About 5.1% of people in Lake Mills, Wisconsin live below the federal poverty line.

Has Lake Mills, Wisconsin grown since 1990?

Yes, Lake Mills, Wisconsin has grown since 1990. The population has added about 2,327 residents, a change of about 56 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 →

Lake Mills, Wisconsin: demographics, income & housing data · CensusEasy