METRO AREA · 1990 CENSUS
Decatur Metro
Decatur, IL · 1 counties · 117,206 residents · 580.548 sq mi
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The short version
Decatur has roughly average household income, with a median household income of $28,598. Population has held roughly steady since 2000. Median home value is $45,100.
At a glance
Lower income
below the US median
US median: $30,130
Older
median age 35.0
US median: 33.0
Less educated
15% hold a bachelor's degree
US average: 20%
More affordable
home values down 13%, inflation adjusted
US median home: $93,722
Section 01
Population & growth
Population, 1990 – 2024
2024102K
Age distribution, 1990
Under 56.7%(7,888)
5 to 97.2%(8,424)
10 to 147.7%(8,981)
15 to 197.3%(8,522)
20 to 246.1%(7,094)
25 to 3415.1%(17,652)
35 to 4415.3%(17,899)
45 to 5410.6%(12,441)
55 to 649.6%(11,296)
65 to 748.3%(9,721)
75 to 844.6%(5,366)
85 and over1.6%(1,922)
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02
Income & economy
$28,598
Unchangedinflation adjusted, since 2000
vs $37,859 in 2000
US average: $30,130
1990 – 2024
Section 03
Housing
$45,100
−13%inflation adjusted, since 2000
vs $68,500 in 2000
US average: $93,722
1990 – 2024
RELATED:See current rent listings in Decatur on RentDataNow
Section 04
Race & ethnicity
2000
White, non-Hispanic82.9%(95,128)
Black14%(16,036)
Hispanic / Latino1%(1,120)
Asian0.6%(649)
Other0%
1990
White, non-Hispanic87.2%(102,245)
Black12.1%(14,127)
Hispanic / Latino0.6%(716)
Asian0.4%(484)
Other0.3%(350)
No data for the years selected.
Section 04 · Origins
Detailed origins & ancestry
Detailed origin tables are available for 2024; showing 2024 data.
Hispanic origin
Mexican1.9%(1,957)
Puerto Rican0.3%(320)
South American0.2%(243)
Venezuelan0.1%(97)
Central American0.1%(84)
Colombian0.1%(83)
Honduran0.1%(60)
Cuban0%(47)
Dominican0%(25)
Ecuadorian0%(22)
Uruguayan0%(21)
Argentine0%(20)
+ 3 more hispanic origin groups with data
Asian origin
Asian Indian0.6%(589)
Filipino0.3%(283)
Korean0.2%(184)
Chinese0.2%(172)
Vietnamese0.1%(111)
Pakistani0.1%(104)
Thai0%(31)
Japanese0%(25)
Indonesian0%(19)
Ancestry
German18.6%(18,904)
English12.4%(12,584)
Irish10.4%(10,585)
American6%(6,158)
Italian1.7%(1,757)
Scottish1.7%(1,732)
Polish1.7%(1,686)
French1.5%(1,505)
Dutch0.9%(874)
Scotch-Irish0.7%(743)
Swedish0.7%(687)
Subsaharan African0.6%(624)
+ 38 more ancestry groups with data
Norwegian0.5%(486)
Welsh0.3%(324)
Greek0.2%(230)
Arab0.2%(211)
Danish0.2%(203)
Swiss0.2%(190)
British0.2%(183)
Russian0.2%(159)
Canadian0.1%(150)
Czech0.1%(134)
West Indian0.1%(133)
Nigerian0.1%(125)
Hungarian0.1%(124)
French Canadian0.1%(119)
Slovak0.1%(119)
Croatian0.1%(114)
Portuguese0.1%(85)
Lebanese0.1%(83)
Jamaican0.1%(75)
Lithuanian0.1%(74)
Austrian0.1%(66)
Romanian0.1%(66)
Latvian0.1%(55)
Belgian0.1%(52)
Finnish0%(38)
Turkish0%(37)
Haitian0%(29)
Serbian0%(28)
Slovene0%(28)
Brazilian0%(26)
Iranian0%(12)
Moroccan0%(11)
Egyptian0%(8)
Bulgarian0%(8)
Macedonian0%(8)
Australian0%(7)
Ghanaian0%(4)
Israeli0%(2)
Section 05
Education
High school or higher
76.2%
−7.0 ptsvs 2000
vs 83.2% in 2000
US average: 75.2%
Section 06
Commute & transportation
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 married34.8%(13,640)
Married49.2%(19,307)
Widowed4.2%(1,640)
Divorced11.8%(4,634)
Women 15+
Never married32.5%(14,181)
Married43.6%(19,025)
Widowed11.8%(5,160)
Divorced12%(5,227)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
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Frequently asked
How many people live in Decatur, IL?
Decatur, IL has about 117,206 residents according to the 1990 Census.
What is the median household income in Decatur, IL?
The typical household in Decatur, IL earns about $28,598 a year. Half of households make more than that, and half make less.
Is Decatur, IL expensive?
In Decatur, IL, the median home is worth about $45,100, and the typical rent is about $340 a month.
How educated are people in Decatur, IL?
About 14.8% of adults age 25 and over in Decatur, IL hold a bachelor's degree or higher.
What is the poverty rate in Decatur, IL?
About 12.7% of people in Decatur, IL live below the federal poverty line.
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · METRO ROLLUP OF COMPONENT COUNTIES · UPDATED 2024