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CITY · 2000 CENSUS

Oak Grove

Illinois · 1,318 residents · 0.658 sq mi
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The short version

Oak Grove has notably lower household income than the US average, with a median household income of $30,833. The city has more than doubled in size since 1990, adding 689 residents. 1% of adults hold a bachelor's degree or higher, below the national rate of 24%. Median home value is $82,500. Households here earn about 34% less than the Illinois median.

At a glance
Lower income
below the US median
US median: $42,589
Younger
median age 33.6
US median: 35.2
Less educated
1% 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

1,318
+110%since 1990
from 629 in 1990
1990 – 2025
2,003 / sq mi
+110%since 1990
from 956 / sq mi in 1990
US average: 242
33.6
+14%since 1990
from 29.4 in 1990
US average: 35.2
Population, 19902024
1734857971K1K1990201020202024Oak Grove
2024277
1990201020202024
Section 02

Income & economy

$30,833
+17%inflation adjusted, since 1990
from $20,000 in 1990
US average: $42,589
1990 – 2024
$15,045
+45%since 1990
from $10,355 in 1990
US average: $21,522
13.3%
−8.4 ptssince 1990
from 21.7% in 1990
US average: 12.4%
Section 03

Housing

$82,500
−3%inflation adjusted, since 1990
from $64,800 in 1990
US average: $120,530
1990 – 2024
$340
Unchangedinflation adjusted, since 1990
from $259 in 1990
US average: $602
40.4%
−42.8 ptssince 1990
from 83.1% in 1990
59.6% rent
2.7
−17%since 1990
from 3.2 in 1990
1990 – 2024
RELATED:See current rent listings in Oak Grove on RentDataNow
Section 04

Race & ethnicity

1990
White, non-Hispanic97.9%(616)
Black0%(0)
Hispanic / Latino2.2%(14)
Asian0.6%(4)
Diversity Score10.2%(64)
2000
White, non-Hispanic33.5%(442)
Black57.7%(761)
Hispanic / Latino8.6%(114)
Asian0%(0)
Diversity Score68.2%(900)
68
+570%since 1990
from 10 in 1990
1990 – 2024
Section 05

Education

1.1%
−4.1 ptssince 1990
from 5.3% in 1990
US average: 24.4%
High school or higher
34.5%
−31.3 ptssince 1990
from 65.8% in 1990
US average: 80.3%
0.2%
−2.1 ptssince 1990
from 2.3% in 1990
US average: 8.8%
Section 06

Commute & transportation

12.0 min
−31%since 1990
from 17.5 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.

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Frequently asked

How many people live in Oak Grove, Illinois?

Oak Grove, Illinois has about 1,318 residents according to the 2000 Census.

What is the median household income in Oak Grove, Illinois?

The typical household in Oak Grove, Illinois earns about $30,833 a year. Half of households make more than that, and half make less.

Is Oak Grove, Illinois expensive?

In Oak Grove, Illinois, the median home is worth about $82,500, and the typical rent is about $340 a month.

How educated are people in Oak Grove, Illinois?

About 1.1% of adults age 25 and over in Oak Grove, Illinois hold a bachelor's degree or higher.

What is the poverty rate in Oak Grove, Illinois?

About 13.3% of people in Oak Grove, Illinois live below the federal poverty line.

Has Oak Grove, Illinois grown since 1990?

Yes, Oak Grove, Illinois has grown since 1990. The population has added about 689 residents, a change of about 110 percent over that period.

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

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