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CITY · 2000 CENSUS

Olney

Illinois · 8,631 residents · 6.931 sq mi
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The short version

Olney has notably lower household income than the US average, with a median household income of $28,084. Population has held roughly steady since 1990. Median home value has risen by half since 1990, reaching $55,400. Households here earn about 40% less than the Illinois median.

At a glance
Lower income
below the US median
US median: $42,589
Older
median age 39.3
US median: 35.2
Less educated
16% 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

Total population
8,631
Unchangedsince 1990
from 8,665 in 1990
1990 – 2025
Population density
1,245 / sq mi
Unchangedsince 1990
from 1,250 / sq mi in 1990
US average: 242
Median age
39.3
+7%since 1990
from 36.8 in 1990
US average: 35.2
Population, 1990 – 2024
9K9K9K9K9K1990201020202024Olney
20249K
1990201020202024
Section 02

Income & economy

Median household income
$28,084
−1%inflation adjusted, since 1990
from $21,496 in 1990
US average: $42,589
1990 – 2024
Per capita income
$16,218
+43%since 1990
from $11,338 in 1990
US average: $21,522
Poverty rate
17.0%
+2.7 ptssince 1990
from 14.3% in 1990
US average: 12.4%
Section 03

Housing

Median home value
$55,400
+21%inflation adjusted, since 1990
from $34,700 in 1990
US average: $120,530
1990 – 2024
Median gross rent
$389
+14%inflation adjusted, since 1990
from $259 in 1990
US average: $602
Owner-occupied
69.2%
−0.4 ptssince 1990
from 69.6% in 1990
30.8% rent
Afford Score
2.0
+22%since 1990
from 1.6 in 1990
1990 – 2024
RELATED:See current rent listings in Olney on RentDataNow
Section 04

Race & ethnicity

1990
White, non-Hispanic99.6%(8,630)
Black0.1%(7)
Hispanic / Latino0.4%(35)
Asian0.1%(8)
Diversity Score2%(173)
2000
White, non-Hispanic97.1%(8,383)
Black0.4%(36)
Hispanic / Latino1%(83)
Asian0.6%(54)
Diversity Score5%(430)
Diversity Score
5
+149%since 1990
from 2 in 1990
1990 – 2024
Section 05

Education

Bachelor's degree or higher
16.3%
+1.6 ptssince 1990
from 14.7% in 1990
US average: 24.4%
High school or higher
83.1%
+10.9 ptssince 1990
from 72.3% in 1990
US average: 80.3%
Graduate degree
5.5%
+1.6 ptssince 1990
from 3.9% in 1990
US average: 8.8%
Section 06

Commute & transportation

Average commute
11.1 min
−18%since 1990
from 13.6 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.

Drill deeper

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Head to head

Compare Olney to nearby cities

OLNEY VS
Vincennes
Income$53,637+91%
Home value$111,600+101%
Population16,378+96%
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OLNEY VS
Effingham
Income$72,377+158%
Home value$177,500+220%
Population12,406+49%
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OLNEY VS
Princeton
Income$57,618+105%
Home value$128,700+132%
Population8,524+2%
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OLNEY VS
Washington
Income$50,331+79%
Home value$152,200+175%
Population12,991+56%
SEE FULL COMPARISON →
Frequently asked

How many people live in Olney, Illinois?

Olney, Illinois has about 8,631 residents according to the 2000 Census.

What is the median household income in Olney, Illinois?

The typical household in Olney, Illinois earns about $28,084 a year. Half of households make more than that, and half make less.

Is Olney, Illinois expensive?

In Olney, Illinois, the median home is worth about $55,400, and the typical rent is about $389 a month.

How educated are people in Olney, Illinois?

About 16.3% of adults age 25 and over in Olney, Illinois hold a bachelor's degree or higher.

What is the poverty rate in Olney, Illinois?

About 17.0% of people in Olney, Illinois live below the federal poverty line.

Has Olney, Illinois grown since 1990?

Yes, Olney, Illinois has shrunk since 1990. The population has lost about 34 residents, a change of about -0 percent over that period.

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

How we source and harmonize this data →