United States › Illinois › Grayslake CITY · 2020 ACS
Grayslake Illinois · 21,248 residents · 10.9 sq mi
Time machine
COMPARE TO 1990 Census 2000 Census 2009 ACS 2010 ACS 2011 ACS 2012 ACS 2013 ACS 2014 ACS 2015 ACS 2016 ACS 2017 ACS 2018 ACS 2019 ACS 2021 ACS 2022 ACS 2023 ACS 2024 ACS
The short version
Grayslake is a city of 21,248 people in Illinois. This is an unusually credentialed place: 56% of adults have a four-year degree. That is roughly 46% ahead of the Illinois median. 75% of homes are owner-occupied. Households take in $99,583 a year at the median, 50% more than the country as a whole. The poverty rate is 7.7%, under the national 12.8%.
At a glance
Wealthier
above the US median
US median: $66,278
Mid-age
median age 39.2
US median: 38.8
More educated
56% hold a bachelor's degree
US average: 33%
More affordable
home values down 17%, inflation adjusted
US median home: $265,253
Section 01
Population & growth from 32.2 in 2000
US average: 38.8
Population, 1990 – 2024
6K 10K 14K 18K 23K 1990 2000 2010 2020 2024 Grayslake Age distribution, 2020
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Section 02
Income & economy $99,583
−9%inflation adjusted, since 2000
from $73,143 in 2000
US average: $66,278
from $28,898 in 2000
US average: $35,364
Households earning $100K+
from 59.9% in 2009
US average: 43.9%
from 3.0% in 2000
US average: 12.8%
Workforce by industry, 2020
Transportation & warehousing 6.9%
Public administration 5.5%
Professional, scientific, technical 3.1%
Arts, entertainment, food 1.8%
Education & health services 0.5%
Agriculture, forestry, fishing 0.1%
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$241,800
−17%inflation adjusted, since 2000
from $192,900 in 2000
US average: $265,253
$1,153
−6%inflation adjusted, since 2000
from $820 in 2000
US average: $1,124
from 78.5% in 2000
25.4% rent
from 2.81 people in 2009
US average: 2.61
from 3.0 in 2009
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-Hispanic 88%(16,293)
2020
White, non-Hispanic 71.4%(15,180)
Hispanic / Latino 13.4%(2,851)
No data for the years selected.
Section 04 · Origins
Detailed origins & ancestry Hispanic origin
+ 1 more hispanic origin group with data Ancestry
+ 36 more ancestry groups with data from 50.8% in 2000
US average: 32.9%
High school or higher
from 94.6% in 2000
US average: 88.5%
from 17.5% in 2000
US average: 12.7%
Section 06
Commute & transportation from 27.2 min in 2000
US average: 26.9
from 83.0% in 2009
US average: 75.1%
from 2.6% in 2009
US average: 8.4%
Section 07
Work & employment from 4.7% in 2011
US average: 5.4%
from 77.9% in 2011
US average: 63.4%
Women 20-64 in the labor force
US average: 73.3%
from 49.3% in 2009
US average: 39.3%
Section 08
People & community from 11.3% in 2009
US average: 13.5%
from 5.2% in 2013
US average: 8.8%
Computer in household
US average: 91.9%
Marital status (2024)
Men 15+
Never married 33.3%(2,832)
Women 15+
Never married 27.3%(2,301)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09
Health coverage from 5.2% in 2013
US average: 8.8%
Direct-purchase
US average: 13.7%
VA health care
US average: 2.3%
Any private
US average: 68.1%
Any public
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) 22.2%(239)
Gulf War (1990s) 27.3%(293)
Share of the 1,075 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.
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Drill deeper
Places similar to Grayslake Head to head
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Frequently asked
How many people live in Grayslake, Illinois? Grayslake, Illinois has about 21,248 residents according to the 2020 American Community Survey.
What is the median household income in Grayslake, Illinois? The typical household in Grayslake, Illinois earns about $99,583 a year. Half of households make more than that, and half make less.
Is Grayslake, Illinois expensive? In Grayslake, Illinois, the median home is worth about $241,800, and the typical rent is about $1,153 a month.
How educated are people in Grayslake, Illinois? About 55.5% of adults age 25 and over in Grayslake, Illinois hold a bachelor's degree or higher.
What is the poverty rate in Grayslake, Illinois? About 7.7% of people in Grayslake, Illinois live below the federal poverty line.
Has Grayslake, Illinois grown since 1990? Yes, Grayslake, Illinois has grown since 1990. The population has added about 13,860 residents, a change of about 188 percent over that period.
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