COUNTY · 2000 CENSUS

Lake County

Illinois · 644,356 residents · 444 sq mi

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The short version

With 644,356 people, Lake County is a county in Illinois. Households here earn about 44% more than in Illinois as a whole. 39% of adults hold a bachelor's degree, against 24% nationally. Median home value sits at $191,600. The median household earns $66,973, about 57% above the national median. Owners hold 78% of the housing stock.

At a glance

Wealthier

above the US median

US median: $42,589

Mid-age

median age 33.8

US median: 35.2

More educated

39% hold a bachelor's degree

US average: 24%

Stable housing

home values roughly flat, inflation adjusted

US median home: $120,530

Section 01

Population & growth

Total population

644,356

+25%since 1990

from 516,418 in 1990

1990 – 2025

Median age

33.8

+7%since 1990

from 31.7 in 1990

US average: 35.2

Land area

444 sq mi

Population, 1990 – 2024

2024714K

Age distribution, 2000

Under 58.2%(52,978)

US avg: 6.8%

5 to 98.7%(55,785)

US avg: 7.3%

10 to 148%(51,861)

US avg: 7.3%

15 to 197.5%(48,500)

US avg: 7.2%

20 to 245.9%(37,733)

US avg: 6.7%

25 to 3413.7%(87,983)

US avg: 14.2%

35 to 4417.9%(115,530)

US avg: 16%

45 to 5413.9%(89,642)

US avg: 13.4%

55 to 647.7%(49,355)

US avg: 8.6%

65 to 744.8%(30,625)

US avg: 6.5%

75 to 842.8%(18,323)

US avg: 4.4%

85 and over0.9%(6,041)

US avg: 1.5%

BAR + DOT: THIS PLACE · TICK: US AVERAGE

Section 02

Income & economy

Median household income

$66,973

+10%inflation adjusted, since 1990

from $46,047 in 1990

US average: $42,589

1990 – 2024

Per capita income

$32,102

+47%since 1990

from $21,765 in 1990

US average: $21,522

Poverty rate

5.7%

+0.6 ptssince 1990

from 5.2% in 1990

US average: 12.4%

Section 03

Housing

Median home value

$191,600

+7%inflation adjusted, since 1990

from $136,100 in 1990

US average: $120,530

1990 – 2024

Median gross rent

$742

+1%inflation adjusted, since 1990

from $558 in 1990

US average: $602

Owner-occupied

77.8%

+3.6 ptssince 1990

from 74.2% in 1990

22.2% rent

Section 04

Race & ethnicity

1990

White, non-Hispanic87.4%(451,157)

Black6.7%(34,698)

Hispanic / Latino7.1%(36,735)

Asian2.4%(12,488)

2000

White, non-Hispanic73.4%(472,968)

Black6.8%(43,580)

Hispanic / Latino14.4%(92,716)

Asian3.9%(24,866)

No data for the years selected.

Section 04 · Origins

Detailed origins & ancestry

Detailed origin tables are available for 2024; showing 2024 data.

Hispanic origin

Mexican19.1%(136,544)

Puerto Rican1.8%(12,801)

Central American1.5%(11,059)

South American1.1%(7,523)

Honduran0.8%(5,520)

Colombian0.4%(3,016)

Cuban0.4%(2,658)

Salvadoran0.3%(2,430)

Guatemalan0.3%(2,280)

Spaniard0.2%(1,747)

Ecuadorian0.2%(1,732)

Dominican0.1%(1,057)

+ 10 more hispanic origin groups with data

Argentine0.1%(869)

Peruvian0.1%(791)

Venezuelan0.1%(533)

Nicaraguan0.1%(461)

Panamanian0%(264)

Chilean0%(256)

Bolivian0%(198)

Costa Rican0%(80)

Paraguayan0%(58)

Uruguayan0%(38)

Asian origin

Asian Indian3.7%(26,528)

Filipino1.6%(11,661)

Chinese1.2%(8,866)

Korean0.9%(6,204)

Pakistani0.2%(1,645)

Japanese0.2%(1,275)

Vietnamese0.2%(1,178)

Taiwanese0.1%(589)

Cambodian0.1%(560)

Mongolian0.1%(492)

Thai0%(215)

Hmong0%(173)

+ 9 more asian origin groups with data

Malaysian0%(163)

Sri Lankan0%(163)

Laotian0%(155)

Nepalese0%(111)

Burmese0%(99)

Uzbek0%(73)

Bangladeshi0%(48)

Indonesian0%(16)

Singaporean0%(13)

Pacific Islander origin

Native Hawaiian0.1%(543)

Samoan0%(252)

Chamorro0%(79)

Tongan0%(47)

Fijian0%(37)

Ancestry

German15.8%(112,961)

Irish10%(71,697)

Polish7.4%(53,062)

English6.4%(45,782)

Italian6%(43,061)

American3.3%(23,897)

Russian2.1%(15,270)

Swedish1.9%(13,394)

Norwegian1.4%(10,350)

French1.4%(10,323)

Scottish1.2%(8,743)

Greek0.9%(6,434)

+ 50 more ancestry groups with data

Ukrainian0.8%(6,068)

Dutch0.7%(4,717)

Subsaharan African0.6%(4,595)

Hungarian0.6%(4,159)

Czech0.6%(3,973)

Lithuanian0.5%(3,748)

West Indian0.5%(3,432)

Romanian0.4%(2,991)

Danish0.4%(2,948)

Austrian0.4%(2,881)

Arab0.4%(2,798)

Scotch-Irish0.4%(2,681)

Finnish0.3%(2,351)

British0.3%(2,044)

Welsh0.3%(1,902)

Croatian0.2%(1,717)

French Canadian0.2%(1,687)

Slovak0.2%(1,525)

Swiss0.2%(1,319)

Serbian0.2%(1,277)

Canadian0.2%(1,268)

Jamaican0.2%(1,179)

Slovene0.2%(1,110)

Nigerian0.2%(1,091)

Belgian0.1%(1,061)

Iranian0.1%(1,034)

Armenian0.1%(944)

Bulgarian0.1%(919)

Portuguese0.1%(885)

Brazilian0.1%(840)

Latvian0.1%(634)

Egyptian0.1%(589)

Haitian0.1%(480)

Turkish0.1%(466)

Israeli0.1%(422)

Lebanese0.1%(367)

Australian0%(327)

Palestinian0%(303)

Ghanaian0%(264)

Moroccan0%(196)

Jordanian0%(195)

Kenyan0%(150)

Syrian0%(127)

Trinidadian & Tobagonian0%(118)

Macedonian0%(109)

Iraqi0%(99)

Guyanese0%(94)

Barbadian0%(41)

Ethiopian0%(25)

Cape Verdean0%(9)

RANKED:Largest Mexican population · Largest German population · Largest Irish population · Largest Polish population · Largest English population

Section 05

Education

Bachelor's degree or higher

38.6%

+6.6 ptssince 1990

from 32.0% in 1990

US average: 24.4%

High school or higher

86.6%

+1.9 ptssince 1990

from 84.7% in 1990

US average: 80.3%

Graduate degree

14.6%

+3.1 ptssince 1990

from 11.5% in 1990

US average: 8.8%

Section 06

Commute & transportation

Average commute

22.2 min

−13%since 1990

from 25.6 min in 1990

US average: 17.6

Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

Marital status

Men 15+

Never married28.2%(67,988)

Married63.9%(154,069)

Widowed1.6%(3,955)

Divorced6.2%(15,011)

Women 15+

Never married21%(50,862)

Married62.8%(152,352)

Widowed7%(17,001)

Divorced9.2%(22,290)

SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2000

Section 09

Health coverage

Showing 2024 (the nearest year with coverage data).

Uninsured

6.9%

−4.4 ptssince 2013

from 11.3% in 2013

US average: 8.4%

Employer-based

63.5%

−0.9 ptssince 2020

from 64.4% in 2020

US average: 54.8%

Direct-purchase

13.3%

−0.1 ptssince 2020

from 13.4% in 2020

US average: 13.8%

Medicare

16.2%

+1.4 ptssince 2020

from 14.8% in 2020

US average: 18.4%

Medicaid

14.5%

+0.9 ptssince 2020

from 13.6% in 2020

US average: 20.9%

VA health care

1.5%

−0.1 ptssince 2020

from 1.6% in 2020

US average: 2.2%

Any private

74.7%

−1.7 ptssince 2020

from 76.4% in 2020

US average: 67.1%

Any public

29.4%

+1.8 ptssince 2020

from 27.6% in 2020

US average: 36.7%

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, 2024

Gulf War (2001 or later)30.2%(7,586)

US avg: 26.4%

Gulf War (1990s)21.5%(5,391)

US avg: 24.3%

Vietnam era31.1%(7,818)

US avg: 33.1%

Korean War3.3%(831)

US avg: 4.5%

World War II1.5%(368)

US avg: 1%

Share of the 25,130 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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