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CITY

Lake in the Hills

Illinois · 28,590 residents (2025 est.) · 10.205 sq mi
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The short version

Lake in the Hills is significantly wealthier than the US average, with a median household income of $117,151. Population has grown 24% since 2000. Median home value has more than doubled since 2000, reaching $321,900. Poverty is rare here, at 4.1% of residents. It ranks in the top 5% of US cities for household income. Households here earn about 40% more than the Illinois median.

At a glance
Wealthier
above the US median
US median: $82,259
Younger
median age 36.8
US median: 38.9
Average education
36% hold a bachelor's degree
US average: 36%
Stable housing
home values roughly flat, inflation adjusted
US median home: $376,019
Section 01

Population & growth

Total population
28,800
+24%since 2000
from 23,152 in 2000
1990 – 2025
Population density
2,822 / sq mi
−2%since 2009
from 2,883 / sq mi in 2009
US average: 281
Median age
36.8
+20%since 2000
from 30.7 in 2000
US average: 38.9

PEP 2025 EST:28,590 residents (Census Bureau Vintage 2025, released March 2026)

Population, 1990 – 2024
4K11K18K25K32K1990201020202024Lake in the Hills
202429K
1990201020202024
Age distribution, 2024
Under 56.9%(1,979)
US avg: 5.6%
5 to 97%(2,007)
US avg: 6%
10 to 147.7%(2,224)
US avg: 6.4%
15 to 198.7%(2,507)
US avg: 6.6%
20 to 246%(1,723)
US avg: 6.5%
25 to 3410.3%(2,970)
US avg: 13.7%
35 to 4416.1%(4,643)
US avg: 13.2%
45 to 5415.5%(4,450)
US avg: 12.2%
55 to 6411.9%(3,413)
US avg: 12.7%
65 to 745.9%(1,696)
US avg: 10.2%
75 to 843.6%(1,043)
US avg: 5.1%
85 and over0.5%(145)
US avg: 1.9%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

Median household income
$117,151
−12%inflation adjusted, since 2000
from $73,313 in 2000
US average: $82,259
1990 – 2024
Per capita income
$44,465
+69%since 2000
from $26,239 in 2000
US average: $44,673
Households earning $100K+
73.3%
+16.4 ptssince 2009
from 56.9% in 2009
US average: 53.3%
Poverty rate
4.1%
+2.0 ptssince 2000
from 2.1% in 2000
US average: 12.5%
Income inequality (Gini)
0.337
−2%since 2010
from 0.344 in 2010
US average: 0.476
Workforce by industry, 2024
Retail trade15%
US avg: 9.9%
Information13.1%
US avg: 10.8%
Other services7.4%
US avg: 6.7%
Public administration6.8%
US avg: 4.8%
Wholesale trade6.7%
US avg: 6.9%
Finance & insurance5.9%
US avg: 5.9%
Professional, scientific, technical5.5%
US avg: 5.1%
Transportation & warehousing3.3%
US avg: 2.2%
Arts, entertainment, food0.9%
US avg: 1.9%
Education & health services0.4%
US avg: 0.9%
Agriculture, forestry, fishing0.3%
US avg: 1.6%
Construction0.2%
US avg: 1.2%
Manufacturing0.1%
US avg: 0.4%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 03

Housing

Median home value
$321,900
+6%inflation adjusted, since 2000
from $166,400 in 2000
US average: $376,019
1990 – 2024
Median gross rent
$1,689
−4%inflation adjusted, since 2000
from $963 in 2000
US average: $1,442
Owner-occupied
84.4%
−9.2 ptssince 2000
from 93.6% in 2000
15.6% rent
Vacancy rate
2.6%
−1.4 ptssince 2009
from 4.0% in 2009
US average: 10.0%
Owner cost-burdened
19.0%
−23.9 ptssince 2009
from 42.9% in 2009
US average: 22.9%
Renter cost-burdened
48.4%
+2.0 ptssince 2009
from 46.4% in 2009
US average: 47.4%
Afford Score
2.7
−11%since 2009
from 3.1 in 2009
2009 – 2024
Our index: median home value divided by median household income. Lower is more affordable.
Gentrification Score
35
Our index, 0 to 100. Higher means faster recent growth in incomes, home values, and college degrees.
RELATED:See current rent listings in Lake in the Hills on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic87.8%(20,324)
Black1.5%(337)
Hispanic / Latino6.3%(1,462)
Asian3.3%(757)
Other0%
2024
White, non-Hispanic66.9%(19,259)
Black1.8%(513)
Hispanic / Latino20.3%(5,852)
Asian7.2%(2,064)
Other3.9%(1,112)
Diversity Score
63
+45%since 2009
from 43 in 2009
2009 – 2024
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Section 04 · Origins

Detailed origins & ancestry

Hispanic origin
Mexican13.5%(3,902)
Cuban0.8%(241)
Guatemalan0.7%(211)
Peruvian0.5%(157)
Colombian0.4%(105)
Chilean0.2%(66)
Spaniard0.2%(61)
Panamanian0.1%(28)
Salvadoran0.1%(21)
+ 3 more hispanic origin groups with data
Costa Rican0.1%(20)
Ecuadorian0.1%(17)
Asian origin
Asian Indian2.7%(785)
Filipino2.6%(759)
Korean0.3%(82)
Chinese0.2%(52)
Burmese0.2%(47)
Bangladeshi0.1%(40)
Pakistani0.1%(29)
Japanese0.1%(20)
Vietnamese0.1%(19)
Thai0%(14)
Ancestry
German19.8%(5,700)
Irish14.2%(4,079)
Polish11.7%(3,376)
Italian11.3%(3,259)
English6.1%(1,746)
American3.7%(1,072)
Swedish2.6%(763)
Greek1.8%(511)
Norwegian1.3%(374)
French1.2%(354)
Scottish1.1%(313)
Czech1%(284)
+ 31 more ancestry groups with data
Dutch0.8%(240)
Lithuanian0.8%(225)
Arab0.7%(194)
Ukrainian0.6%(170)
Russian0.5%(134)
Scotch-Irish0.4%(101)
Lebanese0.3%(97)
Hungarian0.3%(92)
Bulgarian0.3%(91)
British0.3%(87)
Danish0.3%(79)
Romanian0.3%(79)
Swiss0.3%(75)
Welsh0.3%(73)
Austrian0.2%(71)
Palestinian0.2%(70)
Belgian0.2%(55)
Turkish0.2%(55)
Finnish0.2%(45)
Kenyan0.1%(42)
Slovak0.1%(41)
Israeli0.1%(33)
West Indian0.1%(26)
Jamaican0.1%(26)
Canadian0.1%(25)
Australian0.1%(23)
Brazilian0.1%(16)
Slovene0.1%(16)
Armenian0%(10)
Serbian0%(10)
RANKED:Largest German population · Largest Irish population · Largest Mexican population · Largest Polish population · Largest Italian population
Section 05

Education

Bachelor's degree or higher
35.8%
+3.3 ptssince 2000
from 32.5% in 2000
US average: 35.6%
High school or higher
94.9%
+1.7 ptssince 2000
from 93.2% in 2000
US average: 89.6%
Graduate degree
11.0%
+4.4 ptssince 2000
from 6.6% in 2000
US average: 14.0%
Section 06

Commute & transportation

Average commute
32.0 min
+9%since 2000
from 29.2 min in 2000
US average: 26.5
Drive alone to work
70.5%
−11.9 ptssince 2009
from 82.4% in 2009
US average: 68.9%
Carpooled to work
10.9%
+1.2 ptssince 2009
from 9.7% in 2009
US average: 8.5%
Public transit
0.4%
−1.3 ptssince 2009
from 1.7% in 2009
US average: 3.2%
Worked from home
17.2%
+11.6 ptssince 2009
from 5.6% in 2009
US average: 15.0%
Walked to work
0.2%
−0.1 ptssince 2009
from 0.3% in 2009
US average: 2.4%
Biked to work
0.0%
Unchangedsince 2009
from 0.0% in 2009
US average: 0.4%
No vehicle available
1.8%
+0.5 ptssince 2009
from 1.3% in 2009
US average: 8.3%
Section 07

Work & employment

Unemployment rate
5.9%
−1.8 ptssince 2011
from 7.7% in 2011
US average: 5.2%
Labor force participation
74.2%
−2.5 ptssince 2011
from 76.7% in 2011
US average: 63.5%
Self-employed
11.7%
+4.5 ptssince 2009
from 7.2% in 2009
US average: 13.1%
Management & professional
43.4%
−20.8 ptssince 2009
from 64.2% in 2009
US average: 42.5%
Section 08

People & community

Male
49.5%
−0.6 ptssince 2009
from 50.2% in 2009
Female
50.5%
+0.6 ptssince 2009
from 49.8% in 2009
Foreign born
14.7%
−0.8 ptssince 2009
from 15.6% in 2009
US average: 14.1%
Veterans
2.9%
−47.2 ptssince 2009
from 50.1% in 2009
US average: 6.2%
With a disability
8.7%
+1.5 ptssince 2012
from 7.2% in 2012
US average: 13.3%
Uninsured
4.2%
−86.6 ptssince 2013
from 90.8% in 2013
US average: 8.4%
Broadband at home
97.2%
+3.4 ptssince 2017
from 93.8% in 2017
US average: 91.0%
English only at home
77.3%
−6.7 ptssince 2016
from 83.9% in 2016
US average: 77.7%
Spanish at home
13.0%
+5.9 ptssince 2016
from 7.2% in 2016
US average: 13.6%
Marital status
Men 15+
Never married31.1%(3,419)
Married60.2%(6,613)
Widowed1.4%(152)
Divorced7.4%(809)
Women 15+
Never married30.6%(3,551)
Married55%(6,379)
Widowed4.3%(498)
Divorced10.1%(1,169)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
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Compare Lake in the Hills to nearby cities

LAKE IN THE HILLS VS
Algonquin
Income$134,525+15%
Home value$351,000+9%
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SEE FULL COMPARISON →
LAKE IN THE HILLS VS
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Income$108,418−7%
Home value$311,400−3%
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LAKE IN THE HILLS VS
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Income$113,026−4%
Home value$309,800−4%
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LAKE IN THE HILLS VS
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Income$86,917−26%
Home value$234,100−27%
Population37,045+30%
SEE FULL COMPARISON →
Frequently asked

How many people live in Lake in the Hills, Illinois?

Lake in the Hills, Illinois has about 28,800 residents according to the 2024 American Community Survey.

What is the median household income in Lake in the Hills, Illinois?

The typical household in Lake in the Hills, Illinois earns about $117,151 a year. Half of households make more than that, and half make less.

Is Lake in the Hills, Illinois expensive?

In Lake in the Hills, Illinois, the median home is worth about $321,900, and the typical rent is about $1,689 a month.

How educated are people in Lake in the Hills, Illinois?

About 35.8% of adults age 25 and over in Lake in the Hills, Illinois hold a bachelor's degree or higher.

What is the poverty rate in Lake in the Hills, Illinois?

About 4.1% of people in Lake in the Hills, Illinois live below the federal poverty line.

Has Lake in the Hills, Illinois grown since 1990?

Yes, Lake in the Hills, Illinois has grown since 1990. The population has added about 22,934 residents, a change of about 391 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 →