COUNTY · 1990 CENSUS

LaSalle County

Illinois · 106,913 residents · 1,135.138 sq mi

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The short version

LaSalle County has lower-than-average household income, with a median household income of $27,093. Population has declined 4% since 2000. 11% of adults hold a bachelor's degree or higher, below the national rate of 20%. Median home value is $49,700.

At a glance

Lower income

below the US median

US median: $30,130

Older

median age 35.5

US median: 33.0

Less educated

11% hold a bachelor's degree

US average: 20%

More affordable

home values down 24%, inflation adjusted

US median home: $93,722

Section 01

Population & growth

Total population

106,913

−4%vs 2000

vs 111,509 in 2000

1990 – 2025

Population density

94 / sq mi

−4%vs 2000

vs 98 / sq mi in 2000

US average: 221

Median age

35.5

−7%vs 2000

vs 38.1 in 2000

US average: 33.0

Population, 1990 – 2024

2024109K

Section 02

Income & economy

Median household income

$27,093

−11%inflation adjusted, since 2000

vs $40,308 in 2000

US average: $30,130

1990 – 2024

Per capita income

$12,337

−36%vs 2000

vs $19,185 in 2000

US average: $14,340

Poverty rate

11.1%

+2.0 ptsvs 2000

vs 9.1% in 2000

US average: 13.2%

Section 03

Housing

Median home value

$49,700

−24%inflation adjusted, since 2000

vs $86,500 in 2000

US average: $93,722

1990 – 2024

Median gross rent

$324

−10%inflation adjusted, since 2000

vs $474 in 2000

US average: $450

Owner-occupied

73.2%

−1.8 ptsvs 2000

vs 75.0% in 2000

26.8% rent

Afford Score

1.8

−15%vs 2000

vs 2.1 in 2000

1990 – 2024

RELATED:See current rent listings in LaSalle County on RentDataNow

Section 04

Race & ethnicity

2000

White, non-Hispanic91.9%(102,444)

Black1.5%(1,687)

Hispanic / Latino5.2%(5,791)

Asian0.5%(579)

Other0%

Diversity Score17.2%(19,166)

1990

White, non-Hispanic97.3%(104,008)

Black1%(1,087)

Hispanic / Latino2.9%(3,097)

Asian0.3%(371)

Other1.4%(1,447)

Diversity Score13.1%(14,041)

Diversity Score

−24%vs 2000

vs 17 in 2000

1990 – 2024

Section 05

Education

Bachelor's degree or higher

10.5%

−2.8 ptsvs 2000

vs 13.3% in 2000

US average: 20.3%

High school or higher

73.1%

−8.2 ptsvs 2000

vs 81.4% in 2000

US average: 75.2%

Graduate degree

3.4%

−0.9 ptsvs 2000

vs 4.3% in 2000

US average: 7.1%

Section 06

Commute & transportation

Average commute

19.4 min

+13%vs 2000

vs 17.2 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.

Drill deeper

Places similar to LaSalle County

Head to head

Compare LaSalle County to nearby counties

LASALLE COUNTY VS

Putnam County

Income$75,590+179%

Home value$172,700+247%

Population5,619−95%

SEE FULL COMPARISON →

LASALLE COUNTY VS

Grundy County

Income$92,235+240%

Home value$271,700+447%

Population54,052−50%

SEE FULL COMPARISON →

LASALLE COUNTY VS

Kendall County

Income$111,601+312%

Home value$322,400+549%

Population145,470+35%

SEE FULL COMPARISON →

LASALLE COUNTY VS

Marshall County

Income$71,585+164%

Home value$142,800+187%

Population11,473−89%

SEE FULL COMPARISON →

Frequently asked

How many people live in LaSalle County, Illinois?

LaSalle County, Illinois has about 106,913 residents according to the 1990 Census.

What is the median household income in LaSalle County, Illinois?

The typical household in LaSalle County, Illinois earns about $27,093 a year. Half of households make more than that, and half make less.

Is LaSalle County, Illinois expensive?

In LaSalle County, Illinois, the median home is worth about $49,700, and the typical rent is about $324 a month.

How educated are people in LaSalle County, Illinois?

About 10.5% of adults age 25 and over in LaSalle County, Illinois hold a bachelor's degree or higher.

What is the poverty rate in LaSalle County, Illinois?

About 11.1% of people in LaSalle County, Illinois live below the federal poverty line.

DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →

LaSalle County

Population & growth

Income & economy

Housing

Race & ethnicity

Education

Commute & transportation

Work & employment

People & community

Places similar to LaSalle County

Compare LaSalle County to nearby counties

How many people live in LaSalle County, Illinois?

What is the median household income in LaSalle County, Illinois?

Is LaSalle County, Illinois expensive?

How educated are people in LaSalle County, Illinois?

What is the poverty rate in LaSalle County, Illinois?

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