United States › Illinois › Madison County COUNTY · 2000 CENSUS
Madison County Illinois · 258,941 residents · 716 sq mi
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The short version
Madison County is home to 258,941 people in Illinois. Home values have risen by half since 1990, reaching $76,500. 74% of homes are owner-occupied. 19% of adults hold a bachelor's degree or higher. Headcount has barely moved since 1990. Median household income is $41,541, close to the national figure.
At a glance
Average income
near the US median
US median: $42,589
Mid-age
median age 36.9
US median: 35.2
Less educated
19% 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 from 34.0 in 1990
US average: 35.2
Population, 1990 – 2024
247K 253K 259K 265K 271K 1990 2000 2010 2020 2024 Madison County Age distribution, 2000
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02
Income & economy $41,541
+6%inflation adjusted, since 1990
from $29,861 in 1990
US average: $42,589
from $13,272 in 1990
US average: $21,522
from 11.3% in 1990
US average: 12.4%
$76,500
+14%inflation adjusted, since 1990
from $51,000 in 1990
US average: $120,530
$490
−3%inflation adjusted, since 1990
from $384 in 1990
US average: $602
from 72.1% in 1990
26.2% rent
Section 04
Race & ethnicity 1990
White, non-Hispanic 92.4%(230,267)
Hispanic / Latino 1%(2,445)
2000
White, non-Hispanic 89.3%(231,313)
Hispanic / Latino 1.5%(3,925)
No data for the years selected.
Section 04 · Origins
Detailed origins & ancestry Detailed origin tables are available for 2024; showing 2024 data.
Hispanic origin
+ 6 more hispanic origin groups with data Ancestry
+ 44 more ancestry groups with data from 14.4% in 1990
US average: 24.4%
High school or higher
from 75.8% in 1990
US average: 80.3%
from 4.9% in 1990
US average: 8.8%
Section 06
Commute & transportation from 21.5 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 married 27.2%(26,433)
Women 15+
Never married 22.6%(24,550)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2000
Section 09
Health coverage Showing 2024 (the nearest year with coverage data).
from 9.6% in 2013
US average: 8.4%
from 61.9% in 2020
US average: 54.8%
Direct-purchase
from 13.9% in 2020
US average: 13.8%
from 19.5% in 2020
US average: 18.4%
from 17.1% in 2020
US average: 20.9%
VA health care
from 2.3% in 2020
US average: 2.2%
Any private
from 73.6% in 2020
US average: 67.1%
Any public
from 35.1% 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) 29.4%(5,037)
Gulf War (1990s) 25.4%(4,340)
Share of the 17,114 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
Places similar to Madison County Head to head
Compare Madison County to nearby counties MADISON COUNTY VS
St. Louis
Income $56,160 +35%
Home value $197,500 +158%
Population 278,144 +6%
SEE FULL COMPARISON →
MADISON COUNTY VS
St. Clair County
Income $73,854 +78%
Home value $180,300 +136%
Population 250,708 −5%
SEE FULL COMPARISON →
MADISON COUNTY VS
Bond County
Income $65,959 +59%
Home value $145,700 +90%
Population 16,959 −94%
SEE FULL COMPARISON →
MADISON COUNTY VS
Clinton County
Income $86,588 +108%
Home value $192,400 +152%
Population 37,128 −86%
SEE FULL COMPARISON →
Frequently asked
How many people live in Madison County, Illinois? Madison County, Illinois has about 258,941 residents according to the 2000 Census.
What is the median household income in Madison County, Illinois? The typical household in Madison County, Illinois earns about $41,541 a year. Half of households make more than that, and half make less.
Is Madison County, Illinois expensive? In Madison County, Illinois, the median home is worth about $76,500, and the typical rent is about $490 a month.
How educated are people in Madison County, Illinois? About 19.2% of adults age 25 and over in Madison County, Illinois hold a bachelor's degree or higher.
What is the poverty rate in Madison County, Illinois? About 9.8% of people in Madison County, Illinois live below the federal poverty line.
Has Madison County, Illinois grown since 1990? Yes, Madison County, Illinois has grown since 1990. The population has added about 9,703 residents, a change of about 4 percent over that period.
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