COUNTY · 1990 CENSUS

Adams County

Illinois · 66,090 residents · 855 sq mi

Time machine

VIEWING

COMPARE TO

The short version

Adams County is home to 66,090 people in Illinois. The typical home is worth $43,500. That trails the Illinois median by roughly 28%. Median rent is $275 a month. About 14% of adults have finished a four-year degree. Owners hold 71% of the housing stock.

At a glance

Lower income

below the US median

US median: $30,130

Older

median age 35.8

US median: 33.0

Less educated

14% hold a bachelor's degree

US average: 20%

More affordable

home values down 22%, inflation adjusted

US median home: $93,722

Section 01

Population & growth

Total population

66,090

−3%vs 2000

vs 68,277 in 2000

1990 – 2025

Median age

35.8

−7%vs 2000

vs 38.3 in 2000

US average: 33.0

Land area

855 sq mi

Population, 1990 – 2024

202465K

Age distribution, 1990

Under 56.8%(4,509)

US avg: 7.3%

5 to 97.4%(4,907)

US avg: 7.3%

10 to 147.2%(4,727)

US avg: 6.9%

15 to 196.9%(4,580)

US avg: 7.1%

20 to 246.2%(4,069)

US avg: 7.5%

25 to 3414.4%(9,537)

US avg: 17.5%

35 to 4413.3%(8,774)

US avg: 15.1%

45 to 5410.4%(6,867)

US avg: 10.2%

55 to 649.6%(6,362)

US avg: 8.5%

65 to 749.4%(6,205)

US avg: 7.3%

75 to 846.3%(4,170)

US avg: 4%

85 and over2.1%(1,383)

US avg: 1.2%

BAR + DOT: THIS PLACE · TICK: US AVERAGE

Section 02

Income & economy

Median household income

$23,317

−12%inflation adjusted, since 2000

vs $34,784 in 2000

US average: $30,130

1990 – 2024

Per capita income

$11,601

−35%vs 2000

vs $17,894 in 2000

US average: $14,340

Poverty rate

13.2%

+3.1 ptsvs 2000

vs 10.0% in 2000

US average: 13.2%

Section 03

Housing

Median home value

$43,500

−22%inflation adjusted, since 2000

vs $73,100 in 2000

US average: $93,722

1990 – 2024

Median gross rent

$275

−10%inflation adjusted, since 2000

vs $402 in 2000

US average: $450

Owner-occupied

71.1%

−2.6 ptsvs 2000

vs 73.7% in 2000

28.9% rent

Section 04

Race & ethnicity

2000

White, non-Hispanic94.6%(64,611)

Black3%(2,077)

Hispanic / Latino0.8%(567)

Asian0.4%(269)

Other0%

1990

White, non-Hispanic96.8%(63,982)

Black2.5%(1,684)

Hispanic / Latino0.2%(154)

Asian0.3%(229)

Other0.3%(195)

No data for the years selected.

Section 04 · Origins

Detailed origins & ancestry

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

Hispanic origin

Mexican1.7%(1,084)

Puerto Rican0.1%(70)

South American0.1%(45)

Cuban0.1%(39)

Colombian0%(32)

Central American0%(15)

Honduran0%(15)

Venezuelan0%(13)

Asian origin

Filipino0.3%(190)

Asian Indian0.1%(79)

Chinese0.1%(59)

Korean0.1%(39)

Indonesian0%(16)

Japanese0%(7)

Vietnamese0%(6)

Laotian0%(5)

Taiwanese0%(3)

Pacific Islander origin

Native Hawaiian0.1%(33)

Ancestry

German34%(22,047)

English10.4%(6,733)

Irish10%(6,457)

American5.6%(3,594)

Italian2.1%(1,345)

French1.7%(1,115)

Scottish1.7%(1,109)

Swedish1.2%(770)

Dutch1.1%(700)

Polish1.1%(683)

Scotch-Irish0.6%(397)

Subsaharan African0.5%(323)

+ 33 more ancestry groups with data

Welsh0.4%(279)

Norwegian0.4%(248)

Danish0.3%(181)

West Indian0.3%(180)

Arab0.2%(156)

British0.2%(152)

Czech0.2%(114)

Lithuanian0.1%(97)

Greek0.1%(95)

Swiss0.1%(88)

Egyptian0.1%(80)

Austrian0.1%(75)

Nigerian0.1%(71)

Belgian0.1%(69)

Slovak0.1%(69)

Serbian0.1%(54)

Russian0.1%(52)

Finnish0.1%(43)

Ukrainian0.1%(37)

Lebanese0.1%(36)

Jordanian0.1%(35)

Brazilian0.1%(33)

Hungarian0%(31)

Romanian0%(22)

Portuguese0%(21)

Canadian0%(18)

Slovene0%(13)

Iranian0%(6)

Jamaican0%(4)

Syrian0%(3)

French Canadian0%(3)

Haitian0%(3)

Moroccan0%(2)

RANKED:Largest German population · Largest English population · Largest Irish population · Largest American population · Largest Italian population

Section 05

Education

Bachelor's degree or higher

13.7%

−3.9 ptsvs 2000

vs 17.6% in 2000

US average: 20.3%

High school or higher

75.1%

−8.6 ptsvs 2000

vs 83.7% in 2000

US average: 75.2%

Graduate degree

4.4%

−1.6 ptsvs 2000

vs 5.9% in 2000

US average: 7.1%

Section 06

Commute & transportation

Average commute

16.9 min

+52%vs 2000

vs 11.1 min in 2000

US average: 21.9

Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

Marital status (2024)

Men 15+

Never married32%(8,272)

Married52.9%(13,658)

Widowed3.2%(818)

Divorced11.9%(3,068)

Women 15+

Never married26.7%(7,175)

Married49.9%(13,410)

Widowed9.8%(2,631)

Divorced13.7%(3,675)

SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024

Section 09

Health coverage

Showing 2024 (the nearest year with coverage data).

Uninsured

4.4%

−5.0 ptssince 2013

from 9.4% in 2013

US average: 8.4%

Employer-based

58.1%

+1.1 ptssince 2020

from 57.0% in 2020

US average: 54.8%

Direct-purchase

13.8%

−1.4 ptssince 2020

from 15.2% in 2020

US average: 13.8%

Medicare

22.5%

+1.2 ptssince 2020

from 21.3% in 2020

US average: 18.4%

Medicaid

19.9%

−0.2 ptssince 2020

from 20.1% in 2020

US average: 20.9%

VA health care

2.7%

+0.2 ptssince 2020

from 2.5% in 2020

US average: 2.2%

Any private

69.8%

−0.3 ptssince 2020

from 70.1% in 2020

US average: 67.1%

Any public

39.6%

+0.5 ptssince 2020

from 39.1% 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)19%(734)

US avg: 26.4%

Gulf War (1990s)18.7%(723)

US avg: 24.3%

Vietnam era36.4%(1,409)

US avg: 33.1%

Korean War7.7%(299)

US avg: 4.5%

World War II2.2%(85)

US avg: 1%

Share of the 3,872 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.

BAR + DOT: THIS PLACE · TICK: US AVERAGE

Drill deeper