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CITY · 2000 CENSUS

DeKalb

Illinois · 39,018 residents · 17.33 sq mi
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The short version

DeKalb has lower-than-average household income, with a median household income of $35,153. Population has held roughly steady since 1990. 38% of adults hold a bachelor's degree or higher, well above the national rate of 24%. Median home value has risen by half since 1990, reaching $126,400. At a median age of 23.1, residents skew younger than the country as a whole. 38% of adults hold a bachelor's degree, well above the US average, yet household income trails the national figure — a profile common to graduate-student tracts and academic hubs.

At a glance
Lower income
below the US median
US median: $42,589
Younger
median age 23.1
US median: 35.2
More educated
38% 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

39,018
+12%since 1990
from 34,925 in 1990
1990 – 2025
2,251 / sq mi
+12%since 1990
from 2,015 / sq mi in 1990
US average: 242
23.1
+1%since 1990
from 22.8 in 1990
US average: 35.2
Population, 19902024
34K37K40K43K46K1990201020202024DeKalb
202440K
1990201020202024
Section 02

Income & economy

$35,153
+5%inflation adjusted, since 1990
from $25,387 in 1990
US average: $42,589
1990 – 2024
$16,261
+50%since 1990
from $10,826 in 1990
US average: $21,522
21.3%
−3.1 ptssince 1990
from 24.4% in 1990
US average: 12.4%
Section 03

Housing

$126,400
+22%inflation adjusted, since 1990
from $78,700 in 1990
US average: $120,530
1990 – 2024
$565
−2%inflation adjusted, since 1990
from $436 in 1990
US average: $602
41.9%
−0.6 ptssince 1990
from 42.5% in 1990
58.1% rent
3.6
+16%since 1990
from 3.1 in 1990
1990 – 2024
RELATED:See current rent listings in DeKalb on RentDataNow
Section 04

Race & ethnicity

1990
White, non-Hispanic88.5%(30,897)
Black4.9%(1,711)
Hispanic / Latino3.9%(1,366)
Asian4.6%(1,593)
Diversity Score33.7%(11,753)
2000
White, non-Hispanic75.6%(29,479)
Black9%(3,508)
Hispanic / Latino9%(3,527)
Asian4.6%(1,796)
Diversity Score48.6%(18,964)
49
+44%since 1990
from 34 in 1990
1990 – 2024
Section 05

Education

38.0%
−1.5 ptssince 1990
from 39.5% in 1990
US average: 24.4%
High school or higher
87.6%
+0.6 ptssince 1990
from 87.0% in 1990
US average: 80.3%
18.2%
−1.1 ptssince 1990
from 19.3% in 1990
US average: 8.8%
Section 06

Commute & transportation

16.3 min
+2%since 1990
from 15.9 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.

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Frequently asked

How many people live in DeKalb, Illinois?

DeKalb, Illinois has about 39,018 residents according to the 2000 Census.

What is the median household income in DeKalb, Illinois?

The typical household in DeKalb, Illinois earns about $35,153 a year. Half of households make more than that, and half make less.

Is DeKalb, Illinois expensive?

In DeKalb, Illinois, the median home is worth about $126,400, and the typical rent is about $565 a month.

How educated are people in DeKalb, Illinois?

About 38.0% of adults age 25 and over in DeKalb, Illinois hold a bachelor's degree or higher.

What is the poverty rate in DeKalb, Illinois?

About 21.3% of people in DeKalb, Illinois live below the federal poverty line.

Has DeKalb, Illinois grown since 1990?

Yes, DeKalb, Illinois has grown since 1990. The population has added about 4,093 residents, a change of about 12 percent over that period.

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

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