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CITY · 2010 ACS

Decatur

Illinois · 76,122 residents · 43.476 sq mi
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The short version

Decatur has notably lower household income than the US average, with a median household income of $37,683. Population has declined 7% since 2000. Median home value is $79,400. Households here earn about 32% less than the Illinois median.

At a glance
Lower income
below the US median
US median: $52,703
Mid-age
median age 39.1
US median: 37.2
Less educated
20% hold a bachelor's degree
US average: 28%
Stable housing
home values roughly flat, inflation adjusted
US median home: $225,659
Section 01

Population & growth

Total population
76,122
−7%since 2000
from 81,860 in 2000
1990 – 2025
Population density
1,751 / sq mi
−7%since 2000
from 1,883 / sq mi in 2000
US average: 261
Median age
39.1
+5%since 2000
from 37.2 in 2000
US average: 37.2
Population, 1990 – 2024
68K73K77K81K85K1990201020202024Decatur
202470K
1990201020202024
Section 02

Income & economy

Median household income
$37,683
−10%inflation adjusted, since 2000
from $33,111 in 2000
US average: $52,703
1990 – 2024
Per capita income
$22,229
+17%since 2000
from $19,009 in 2000
US average: $27,286
Households earning $100K+
20.7%
+0.8 ptssince 2009
from 19.9% in 2009
US average: 33.3%
Poverty rate
20.9%
+4.4 ptssince 2000
from 16.5% in 2000
US average: 13.8%
Income inequality (Gini)
0.461
US average: 0.461
Workforce by industry, 2010
Retail trade16.5%
US avg: 10.9%
Information11.5%
US avg: 11.5%
Finance & insurance6.3%
US avg: 5.1%
Professional, scientific, technical4.9%
US avg: 4.2%
Wholesale trade4.8%
US avg: 7.2%
Other services4.3%
US avg: 7%
Public administration2.7%
US avg: 4.9%
Arts, entertainment, food2.4%
US avg: 2.4%
Transportation & warehousing2.3%
US avg: 3.1%
Agriculture, forestry, fishing1.7%
US avg: 1.9%
Construction1.6%
US avg: 1.4%
Education & health services1.4%
US avg: 0.9%
Manufacturing0.1%
US avg: 0.5%
BARS: THIS PLACE · TICKS: US AVERAGE
Section 03

Housing

Median home value
$79,400
+3%inflation adjusted, since 2000
from $60,600 in 2000
US average: $225,659
1990 – 2024
Median gross rent
$594
+5%inflation adjusted, since 2000
from $447 in 2000
US average: $853
Owner-occupied
38.0%
−28.4 ptssince 2000
from 66.4% in 2000
37.0% rent
Vacancy rate
13.2%
+0.5 ptssince 2009
from 12.7% in 2009
US average: 12.1%
Owner cost-burdened
19.3%
−0.1 ptssince 2009
from 19.4% in 2009
US average: 30.9%
Renter cost-burdened
44.2%
+1.6 ptssince 2009
from 42.6% in 2009
US average: 46.8%
Afford Score
2.1
+15%since 2000
from 1.8 in 2000
1990 – 2024
RELATED:See current rent listings in Decatur on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic77%(62,993)
Black19.4%(15,846)
Hispanic / Latino1.2%(978)
Asian0.7%(536)
Other0%
Diversity Score43.3%(35,439)
2010
White, non-Hispanic70.6%(53,749)
Black23.1%(17,600)
Hispanic / Latino2.2%(1,650)
Asian0.9%(695)
Other3.1%(2,345)
Diversity Score55.7%(42,368)
Diversity Score
56
+29%since 2000
from 43 in 2000
1990 – 2024
Section 05

Education

Bachelor's degree or higher
19.6%
+2.6 ptssince 2000
from 17.0% in 2000
US average: 27.9%
High school or higher
84.6%
+3.8 ptssince 2000
from 80.8% in 2000
US average: 84.9%
Graduate degree
7.2%
+1.5 ptssince 2000
from 5.7% in 2000
US average: 10.2%
Section 06

Commute & transportation

Average commute
16.2 min
+41%since 2000
from 11.5 min in 2000
US average: 25.2
Drive alone to work
85.0%
−0.4 ptssince 2009
from 85.3% in 2009
US average: 76.2%
Carpooled to work
7.2%
−0.5 ptssince 2009
from 7.6% in 2009
US average: 10.4%
Public transit
1.7%
+0.1 ptssince 2009
from 1.6% in 2009
US average: 4.7%
Worked from home
1.5%
+0.2 ptssince 2009
from 1.3% in 2009
US average: 4.1%
Walked to work
2.8%
+0.3 ptssince 2009
from 2.5% in 2009
US average: 2.8%
Biked to work
0.1%
Unchangedsince 2009
from 0.2% in 2009
US average: 0.5%
No vehicle available
12.2%
+0.4 ptssince 2009
from 11.8% in 2009
US average: 8.7%
Section 07

Work & employment

Self-employed
13.6%
+0.4 ptssince 2009
from 13.2% in 2009
US average: 12.9%
Management & professional
29.6%
−35.4 ptssince 2009
from 65.0% in 2009
US average: 35.2%
Section 08

People & community

Male
46.7%
Unchangedsince 2009
from 46.7% in 2009
Female
53.3%
Unchangedsince 2009
from 53.3% in 2009
Foreign born
2.3%
+0.1 ptssince 2009
from 2.2% in 2009
US average: 12.8%
Veterans
10.8%
−34.8 ptssince 2009
from 45.5% in 2009
US average: 9.9%
Drill deeper

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Compare Decatur to nearby cities

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Home value$104,100+31%
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DECATUR VS
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DECATUR VS
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DECATUR VS
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Home value$162,100+104%
Population112,989+66%
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Frequently asked

How many people live in Decatur, Illinois?

Decatur, Illinois has about 76,122 residents according to the 2010 American Community Survey.

What is the median household income in Decatur, Illinois?

The typical household in Decatur, Illinois earns about $37,683 a year. Half of households make more than that, and half make less.

Is Decatur, Illinois expensive?

In Decatur, Illinois, the median home is worth about $79,400, and the typical rent is about $594 a month.

How educated are people in Decatur, Illinois?

About 19.6% of adults age 25 and over in Decatur, Illinois hold a bachelor's degree or higher.

What is the poverty rate in Decatur, Illinois?

About 20.9% of people in Decatur, Illinois live below the federal poverty line.

Has Decatur, Illinois grown since 1990?

Yes, Decatur, Illinois has shrunk since 1990. The population has lost about 7,763 residents, a change of about -9 percent over that period.

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

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