Kaskaskia vs Prairie du Rocher

A side-by-side comparison of Kaskaskia and Prairie du Rocher: population, income, housing, and more.

Kaskaskia and Prairie du Rocher are places in Illinois. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Prairie du Rocher has the higher population (432 vs 34 in Kaskaskia). Kaskaskia has the higher median home value ($178,100 vs $85,400 in Prairie du Rocher). Since 2019, Kaskaskia's population has grown faster (+240.0% vs -9.1%).

Population, income & housing

	Kaskaskia	Prairie du Rocher
Population	34	432
Median age	15.9 yrs	36.4 yrs
Median household income	—	$60,313
Median home value	$178,100	$85,400
Median gross rent	—	$713
Housing units	16	209
Homeownership rate	100.0%	83.8%
Bachelor's degree or higher	18.8%	12.6%
Unemployment rate	0.0%	3.9%

Trends (ACS 5-year, 2019–2023)

	Kaskaskia	Prairie du Rocher
Population	10 → 34 (+240.0%)	475 → 432 (-9.1%)
Median household income	—	$53,125 → $60,313 (+13.5%)
Median home value	$156,300 → $178,100 (+13.9%)	$79,300 → $85,400 (+7.7%)
Median gross rent	—	$775 → $713 (-8.0%)

Kaskaskia

Population

1034

Median home value

$156,300$178,100

Prairie du Rocher

Population

475432

Median household income

$53,125$60,313

Median home value

$79,300$85,400

Median gross rent

$775$713

Age & race/ethnicity

Age distribution (share)

	Kaskaskia	Prairie du Rocher
Under 5	0.0%	7.6%
5 to 17	52.9%	20.6%
18 to 24	0.0%	7.4%
25 to 34	20.6%	12.0%
35 to 44	11.8%	14.8%
45 to 54	0.0%	9.5%
55 to 64	5.9%	12.7%
65 to 74	0.0%	10.0%
75 and over	8.8%	5.3%

Race & ethnicity (share)

	Kaskaskia	Prairie du Rocher
White (non-Hispanic)	94.1%	93.1%
Black or African American	0.0%	0.9%
American Indian & Alaska Native	0.0%	0.0%
Asian	5.9%	0.0%
Native Hawaiian & Pacific Islander	0.0%	0.5%
Some other race	0.0%	0.5%
Two or more races	0.0%	1.6%
Hispanic or Latino	0.0%	3.5%

Educational attainment (age 25+)

Share of adults 25+

	Kaskaskia	Prairie du Rocher
No high school diploma	0.0%	7.2%
High school graduate	81.3%	47.5%
Some college or associate's	0.0%	32.7%
Bachelor's degree	18.8%	10.8%
Graduate or professional degree	0.0%	1.8%

Commute to work

How workers get to work (share)

	Kaskaskia	Prairie du Rocher
Drove alone	100.0%	77.4%
Carpooled	0.0%	13.2%
Public transit	0.0%	0.4%
Walked	0.0%	4.7%
Bicycle	0.0%	0.0%
Worked from home	0.0%	2.6%
Other means	0.0%	1.7%

Housing

Units in structure (share)

	Kaskaskia	Prairie du Rocher
1-unit, detached	100.0%	82.8%
1-unit, attached	0.0%	0.0%
2 to 4 units	0.0%	0.0%
5 to 19 units	0.0%	0.0%
20 or more units	0.0%	0.0%
Mobile home & other	0.0%	17.2%

Poverty & households

	Kaskaskia	Prairie du Rocher
Poverty rate	0.0%	9.8%
Average household size	4.86	2.50
Mean commute (minutes)	—	30
Median year structure built	1993	1959