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CITY

Prairie du Rocher

Illinois · 510 residents (2025 est.) · 0.571 sq mi
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The short version

Prairie du Rocher has lower-than-average household income, with a median household income of $66,161. Population has fallen 26% since 2000, a loss of 159 residents. 7% of adults hold a bachelor's degree or higher, below the national rate of 36%. Median home value has risen by half since 2000, reaching $88,800.

At a glance
Lower income
below the US median
US median: $82,259
Mid-age
median age 40.3
US median: 38.9
Less educated
7% hold a bachelor's degree
US average: 36%
More affordable
home values down 15%, inflation adjusted
US median home: $376,019
Section 01

Population & growth

Total population
454
−26%since 2000
from 613 in 2000
1990 – 2025
Population density
795 / sq mi
−26%since 2000
from 1,074 / sq mi in 2000
US average: 281
Median age
40.3
+19%since 2000
from 33.8 in 2000
US average: 38.9

PEP 2025 EST:510 residents (Census Bureau Vintage 2025, released March 2026)

Population, 1990 – 2024
3834685536377221990201020202024Prairie du Rocher
2024454
1990201020202024
Section 02

Income & economy

Median household income
$66,161
+1%inflation adjusted, since 2000
from $35,795 in 2000
US average: $82,259
1990 – 2024
Per capita income
$31,870
+116%since 2000
from $14,771 in 2000
US average: $44,673
Households earning $100K+
44.4%
+22.7 ptssince 2009
from 21.7% in 2009
US average: 53.3%
Poverty rate
8.2%
−0.1 ptssince 2000
from 8.3% in 2000
US average: 12.5%
Income inequality (Gini)
0.349
−21%since 2010
from 0.441 in 2010
US average: 0.476
Workforce by industry, 2024
Retail trade19.8%
US avg: 9.9%
Wholesale trade13.4%
US avg: 6.9%
Agriculture, forestry, fishing10.3%
US avg: 1.6%
Information9.2%
US avg: 10.8%
Construction8%
US avg: 1.2%
Finance & insurance4.2%
US avg: 5.9%
Professional, scientific, technical4.2%
US avg: 5.1%
Manufacturing2.3%
US avg: 0.4%
Other services1.9%
US avg: 6.7%
Transportation & warehousing1.1%
US avg: 2.2%
Public administration1.1%
US avg: 4.8%
Education & health services0%
US avg: 0.9%
Arts, entertainment, food0%
US avg: 1.9%
BARS: THIS PLACE · TICKS: US AVERAGE
Section 03

Housing

Median home value
$88,800
−15%inflation adjusted, since 2000
from $57,500 in 2000
US average: $376,019
1990 – 2024
Median gross rent
$773
−18%inflation adjusted, since 2000
from $517 in 2000
US average: $1,442
Owner-occupied
79.0%
+3.6 ptssince 2000
from 75.4% in 2000
21.0% rent
Vacancy rate
12.4%
+3.9 ptssince 2009
from 8.5% in 2009
US average: 10.0%
Owner cost-burdened
13.0%
−3.1 ptssince 2009
from 16.0% in 2009
US average: 22.9%
Renter cost-burdened
23.3%
−3.4 ptssince 2009
from 26.7% in 2009
US average: 47.4%
Afford Score
1.3
−16%since 2000
from 1.6 in 2000
1990 – 2024
Gentrification Score
34
RELATED:See current rent listings in Prairie du Rocher on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic99%(607)
Black0%(0)
Hispanic / Latino0%(0)
Asian0%(0)
Other0%
Diversity Score0%(0)
2024
White, non-Hispanic90.3%(410)
Black0.4%(2)
Hispanic / Latino7.3%(33)
Asian0%(0)
Other2%(9)
Diversity Score22.3%(101)
Diversity Score
22
from 0 in 2000
1990 – 2024
Section 05

Education

Bachelor's degree or higher
7.0%
−1.3 ptssince 2000
from 8.3% in 2000
US average: 35.6%
High school or higher
93.0%
+19.5 ptssince 2000
from 73.5% in 2000
US average: 89.6%
Graduate degree
2.0%
−0.9 ptssince 2000
from 2.9% in 2000
US average: 14.0%
Section 06

Commute & transportation

Average commute
28.2 min
−8%since 2000
from 30.6 min in 2000
US average: 26.5
Drive alone to work
70.6%
−2.4 ptssince 2009
from 73.1% in 2009
US average: 68.9%
Carpooled to work
17.9%
−1.3 ptssince 2009
from 19.2% in 2009
US average: 8.5%
Public transit
0.4%
+0.4 ptssince 2009
from 0.0% in 2009
US average: 3.2%
Worked from home
4.0%
+1.1 ptssince 2009
from 2.9% in 2009
US average: 15.0%
Walked to work
4.8%
−0.1 ptssince 2009
from 4.9% in 2009
US average: 2.4%
Biked to work
0.0%
Unchangedsince 2009
from 0.0% in 2009
US average: 0.4%
No vehicle available
14.6%
+10.2 ptssince 2009
from 4.4% in 2009
US average: 8.3%
Section 07

Work & employment

Unemployment rate
1.9%
−5.9 ptssince 2011
from 7.8% in 2011
US average: 5.2%
Labor force participation
73.6%
+6.2 ptssince 2011
from 67.3% in 2011
US average: 63.5%
Self-employed
5.0%
−6.1 ptssince 2009
from 11.0% in 2009
US average: 13.1%
Management & professional
15.6%
−45.6 ptssince 2009
from 61.2% in 2009
US average: 42.5%
Section 08

People & community

Male
57.5%
+14.1 ptssince 2009
from 43.4% in 2009
Female
42.5%
−14.1 ptssince 2009
from 56.6% in 2009
Foreign born
0.4%
+0.4 ptssince 2009
from 0.0% in 2009
US average: 14.1%
Veterans
6.7%
−38.4 ptssince 2009
from 45.1% in 2009
US average: 6.2%
With a disability
15.0%
−0.8 ptssince 2012
from 15.8% in 2012
US average: 13.3%
Uninsured
4.8%
−87.0 ptssince 2013
from 91.8% in 2013
US average: 8.4%
Broadband at home
86.8%
+19.8 ptssince 2017
from 67.0% in 2017
US average: 91.0%
English only at home
100.0%
+1.5 ptssince 2016
from 98.5% in 2016
US average: 77.7%
Spanish at home
0.0%
Unchangedsince 2016
from 0.0% in 2016
US average: 13.6%
Drill deeper

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Head to head

Compare Prairie du Rocher to nearby cities

PRAIRIE DU ROCHER VS
Waterloo
Income$98,711+49%
Home value$249,500+181%
Population11,132+2083%
SEE FULL COMPARISON →
PRAIRIE DU ROCHER VS
Festus
Income$73,532+11%
Home value$223,600+152%
Population14,066+2658%
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PRAIRIE DU ROCHER VS
Columbia
Income$107,606+63%
Home value$293,000+230%
Population10,865+2030%
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PRAIRIE DU ROCHER VS
Perryville
Income$51,897−22%
Home value$179,700+102%
Population8,593+1585%
SEE FULL COMPARISON →
Frequently asked

How many people live in Prairie du Rocher, Illinois?

Prairie du Rocher, Illinois has about 454 residents according to the 2024 American Community Survey.

What is the median household income in Prairie du Rocher, Illinois?

The typical household in Prairie du Rocher, Illinois earns about $66,161 a year. Half of households make more than that, and half make less.

Is Prairie du Rocher, Illinois expensive?

In Prairie du Rocher, Illinois, the median home is worth about $88,800, and the typical rent is about $773 a month.

How educated are people in Prairie du Rocher, Illinois?

About 7.0% of adults age 25 and over in Prairie du Rocher, Illinois hold a bachelor's degree or higher.

What is the poverty rate in Prairie du Rocher, Illinois?

About 8.2% of people in Prairie du Rocher, Illinois live below the federal poverty line.

Has Prairie du Rocher, Illinois grown since 1990?

Yes, Prairie du Rocher, Illinois has shrunk since 1990. The population has lost about 108 residents, a change of about -19 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 →

Prairie du Rocher, Illinois: demographics, income & housing data · CensusEasy