City profile · Illinois · Census ACS 2023

Prairie du Rocher, IL

Population, income, housing, safety, climate and schools for Prairie du Rocher - drawn straight from Census ACS, FBI UCR, NOAA, NCES, HUD and FEMA, refreshed on the 2024–2025 release cycle.

432
Residents
$60,313
Median income
$85,400
Median home
$1,218
Median rent (state)

Prairie du Rocher - the verdict

Measured against every US city with at least 1,000 residents, Prairie du Rocher lands in the 36th percentile for household income. Source: Census ACS.

36th
percentile, household income
5th
percentile, home value
38th
percentile, median rent
📝 How we sourced this

Population, income, and housing-cost figures come from the U.S. Census Bureau American Community Survey 5-year estimates (B-series tables). Crime data uses FBI UCR; climate uses NOAA Climate Normals; school counts come from NCES Common Core of Data; permits use the Census Building Permits Survey (BPS). See our methodology page for the full ETL pipeline and OMB / FIPS join keys.

Data Snapshot: Prairie du Rocher, IL

Prairie du Rocher is a small town in Illinois, home to 432 residents per U.S. Census Bureau ACS 2023 estimates. The typical household in Prairie du Rocher brings in $60,313 a year, below the median for U.S. cities on this measure, with a poverty rate of 7.0%. Home values in Prairie du Rocher run a median of $85,400, and the median resident age is 36.4 years. 12.6% of adults here have a bachelor's degree or higher; 73.3% of working-age residents are in the labor force.

The Census Building Permit Survey recorded 0 residential units authorized here in 2024 (No Permits).

Illinois tracks close to the national cost-of-living baseline: the state registers 100.0 on a 100-equals-national-average index (Near Average) per BEA Regional Price Parities 2024. A typical two-bedroom carries a HUD Fair Market Rent of $1,218 per month statewide. EIA 2023 residential energy data puts Illinois's average monthly utility costs around $240 (state average). On FEMA's National Risk Index, this area rates 41.9 out of 100 for natural-hazard exposure (Low).

Population

432 residents

Census ACS 2023 - Illinois

Median Household Income

$60,313 /yr

Poverty 7.0%

Cost of Living Index (state)

100.0 (US=100)

Near Average - BEA RPP 2024, Illinois average

How does Prairie du Rocher compare to other US cities?

Here's how Prairie du Rocher stacks up against the full field of US cities (population 1,000+), computed live from Census and FBI data.

Household income 36% higher than other cities
Home value 5% pricier than other cities
Median rent 38% pricier than other cities

"Safer than" reflects total crime rate from FBI UCR; the others use Census ACS estimates.

How we calculate these percentiles & ranks

Each percentile compares Prairie du Rocher against every qualifying US city; each in-state rank narrows that to Illinois only. Full formula and direction notes: methodology.

Illinois-relative analysis

Median Home Value places Prairie du Rocher toward the bottom of Illinois's cities

Among the 1,315 Illinois cities PlainCities tracks with reported median home value data, Prairie du Rocher ranks #998 - the 24th percentile within the state. This is a different, narrower cut than the nationwide percentiles above: it compares Prairie du Rocher only against its own state's cities, not the full US field.

Median Household Income
#828 of 1,311
37th percentile in Illinois
Median Gross Rent
#378 of 1,336
65th percentile in Illinois
Median Home Value
#998 of 1,315
24th percentile in Illinois
Poverty Rate
#678 of 1,335
49th percentile in Illinois
Bachelor's Degree or Higher
#953 of 1,336
29th percentile in Illinois

Ranked by raw value (highest first); a higher rank is not automatically "better" for every measure, see each metric's own context above. This is a comparison within Illinois only, not a livability score. See the methodology for the source and calculation.

36thIncome percentile

36th percentile nationally for median household income. Source: Census ACS 2023 / FBI UCR 2023.

How Prairie du Rocher's home value compares nationally

Median home value vs. every US city (population 1,000+)

$85,400 Among the most affordable more affordable than 95% of 15,600 US cities

$0–$25,000: 5 US cities (0%). Below this entry. $25,000–$50,000: 54 US cities (0%). Below this entry. $50,000–$75,000: 352 US cities (2%). Below this entry. $75,000–$100,000: 1,086 US cities (7%). This entry sits in this band. $100,000–$125,000: 1,516 US cities (10%). Above this entry. $125,000–$150,000: 1,170 US cities (8%). Above this entry. $150,000–$175,000: 1,278 US cities (8%). Above this entry. $175,000–$200,000: 1,229 US cities (8%). Above this entry. $200,000–$225,000: 1,035 US cities (7%). Above this entry. $225,000–$250,000: 976 US cities (6%). Above this entry. $250,000–$275,000: 754 US cities (5%). Above this entry. $275,000–$300,000: 712 US cities (5%). Above this entry. $300,000–$325,000: 521 US cities (3%). Above this entry. $325,000–$350,000: 526 US cities (3%). Above this entry. $350,000–$375,000: 465 US cities (3%). Above this entry. $375,000–$400,000: 393 US cities (3%). Above this entry. $400,000–$425,000: 317 US cities (2%). Above this entry. $425,000–$450,000: 300 US cities (2%). Above this entry. $450,000–$475,000: 307 US cities (2%). Above this entry. $475,000–$500,000: 250 US cities (2%). Above this entry. $500,000–$525,000: 160 US cities (1%). Above this entry. $525,000–$550,000: 156 US cities (1%). Above this entry. $550,000–$575,000: 172 US cities (1%). Above this entry. $575,000–$600,000: 172 US cities (1%). Above this entry. $600,000–$625,000: 163 US cities (1%). Above this entry. $625,000–$650,000: 167 US cities (1%). Above this entry. $650,000–$675,000: 135 US cities (1%). Above this entry. $675,000–$700,000: 101 US cities (1%). Above this entry. $700,000–$725,000: 95 US cities (1%). Above this entry. $725,000–$750,000: 71 US cities (0%). Above this entry. $750,000–$775,000: 65 US cities (0%). Above this entry. $775,000–$800,000: 70 US cities (0%). Above this entry. $800,000–$825,000: 57 US cities (0%). Above this entry. $825,000–$850,000: 67 US cities (0%). Above this entry. $850,000–$875,000: 60 US cities (0%). Above this entry. $875,000–$900,000: 58 US cities (0%). Above this entry. $900,000–$925,000: 47 US cities (0%). Above this entry. $925,000–$950,000: 37 US cities (0%). Above this entry. $950,000–$975,000: 31 US cities (0%). Above this entry. $975,000–$1,000,000: 470 US cities (3%). Above this entry. $1,000,000–$1,025,000: 0 US cities (0%). Above this entry. Prairie du Rocher $0 $1,025,000 every US city, bucketed by value

Each bar is a $25K-wide band; taller bars hold more US cities. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau ACS 5-Year Estimates · 2023

Income distribution context

Household income distribution - Prairie du Rocher, IL Prairie du Rocher, IL's reported median household income shown against the U.S. national quintile-share pattern (not Prairie du Rocher, IL-specific quintile data). The Lorenz curve traces the national cumulative income share against cumulative population share, perfect equality is the diagonal; observed inequality bows below. $ Household Income Distribution Prairie du Rocher, IL median $60,313/yr, vs. U.S. national quintile pattern QUINTILE SHARE OF AGGREGATE INCOME Lowest 20% 3.4% Second 20% 9.2% Middle 20% 15.1% Fourth 20% 23.2% Top 20% 49.1% LORENZ CURVE cumulative income vs. population 100% 0% 100% pop. 0%
Prairie du Rocher, IL's median household income (Census ACS 5-year estimate) plotted against the U.S. national income-quintile distribution pattern for context; the quintile shares and Lorenz curve are national figures, not computed specifically for Prairie du Rocher, IL. Diagonal = perfect equality.

Key socioeconomic indicators

Bachelor's degree or higher (adults 25+) 12.6%

Census ACS S1501, educational attainment

Poverty rate (households below FPL) 7.0%

Census ACS S1701, poverty status

Labor force participation (adults 16+) 73.3%

Census ACS S2301, share of working-age residents in the labor force

Population
432
Median Income
$60,313
Median Home Value
$85,400
Median Age
36.4
Poverty Rate
7.0%
Labor force participation
73.3%
Bachelor's Degree+
12.6%

Schools

Total Schools
1
Public schools in this city

Population Change

Annual U.S. Census Bureau Population Estimates Program (PEP) estimates, 2020–2025

See the fastest-growing cities →
495 residents500 residents505 residents510 residents515 residents520 residents 202020212022202320242025 499 residents 510 residents ▲ +2.2%
Prairie du Rocher's Census PEP population estimates, 2020–2025.

Housing Supply

Census Bureau Building Permits Survey (BPS) - annual residential permits authorized

Total Permits (2024)
0
housing units authorized
Single-Family
0
detached homes
Multifamily
0
apartments & condos

5-Year Permit Trend (2019–2024)

Year Total
2019 0
2020 0
2021 9
2022 0
2023 0
2024 0

Commute Patterns

How workers travel to work, Census ACS 2023

Drive Alone
77.4%
Carpool
13.2%
Public Transit
0.4%
Walk
4.7%
Work from Home
2.6%
Other
1.7%

Based on 235 workers 16 and over.

Monthly Utility Costs

State-average estimates for Illinois - EIA 2023 residential energy data

Electricity
$100
avg/month
Natural Gas
$90
avg/month
Water & Sewer
$50
avg/month
Total Utilities
$240
estimated/month

Estimates reflect Illinois state averages. Actual costs vary by home size, usage, and local rates. Source: U.S. Energy Information Administration (EIA) 2023.

Living Costs & Risk

Cost of living is a Illinois state average from BEA; rent and hazard risk are county-level figures from HUD and FEMA for the county Prairie du Rocher sits in

Cost of Living Index
100.0
Near Average
US average = 100 · BEA RPP 2024
Typical 2-BR Rent
$1,218/mo
HUD Fair Market Rent
County-level FMR estimate
Natural Hazard Risk
41.9 / 100
Low
FEMA NRI composite score (county)

Similar Cities in Illinois

Lakewood Shores
433 people
Ashley
428 people
Custer Park
426 people
Ruma
438 people
Andover
425 people
Davis
425 people

Cities of a Similar Size Nationwide

Population-matched peers from other states, closest to Prairie du Rocher's 432 residents (Census ACS 5-Year 2023).

Bryce, AZ
432 people
Pinal, AZ
432 people
Carnelian Bay, CA
432 people
New Washington, IN
432 people
Galva, IA
432 people
Marquette, IA
432 people

Cities with a Similar Household Income Nationwide

Median-household-income-matched peers from other states, closest to Prairie du Rocher's $60,313 (Census ACS 5-Year 2023, table B19013).

Etna, CA
$60,313 median income
Murray, IA
$60,313 median income
Hokah, MN
$60,313 median income
Hardy, NE
$60,313 median income
New Riegel, OH
$60,313 median income
Gates, OR
$60,313 median income

Race & Ethnicity Composition

Race and ethnicity - Prairie du Rocher, IL Race categories sum to one hundred percent per Census methodology. Hispanic or Latino is shown separately as an ethnicity overlay; it cuts across all race categories per OMB Directive 15. Race & Ethnicity Composition Prairie du Rocher, IL - Census ACS, OMB race + ethnicity categories RACE, sums to 100% 93.1% ETHNICITY, Hispanic or Latino (any race) 3.5% White 93.1% Black or African American 0.9% Asian 0.0% American Indian 0.0% Native Hawaiian 0.5% Some other race 0.5% Two or more races 5.1% Per OMB Directive 15: Hispanic/Latino ethnicity is reported separately from the race categories.
Race categories sum to 100%. Hispanic or Latino ethnicity is reported separately and cuts across race per Census/OMB methodology.

City-level race and ethnicity, Census ACS 5-year 2023 (tables B02001, B03001), OMB Directive 15 categories.

How Prairie du Rocher compares to nearby Illinois cities

Population + median household income, sourced from Census Bureau ACS 5-year B01001 (population) and B19013 (median household income).

City Population Median Household Income
Prairie du Rocher (this city) 432 $60,313
Lakewood Shores 433 $76,500
Ashley 428 $47,031
Custer Park 426 $173,274
Census ACS 5-year FIPS IL NCES CCD Census BPS 2024 OMB Bulletin 23-01

What do people ask about Prairie du Rocher, IL?

What is the population of Prairie du Rocher, IL? +

Prairie du Rocher, IL counts 432 residents according to U.S. Census Bureau ACS 2023 estimates.

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

Prairie du Rocher households earn a median of $60,313 annually, based on Census ACS 2023 data.

What is the cost of living in Prairie du Rocher? +

BEA does not publish a city-level cost-of-living figure for Prairie du Rocher; the closest available measure is the Illinois state average, a cost of living index of 100.0 (U.S. average = 100), rated "Near Average" based on BEA Regional Price Parities 2024 data. Costs within Illinois vary by metro area.

What is the median home value in Prairie du Rocher, IL? +

Homes in Prairie du Rocher carry a median value of $85,400, according to Census ACS 2023 estimates.

Source: U.S. Census Bureau ACS 5-Year 2023, NCES CCD, Census BPS 2024, Census ACS B08301/B08136, U.S. Energy Information Administration (EIA) 2023, BEA Regional Price Parities 2024, HUD Fair Market Rents 2026, FEMA National Risk Index.

Read our methodology - how this data is sourced, computed, and verified.

Primary sources: Census ACS, FBI UCR, NOAA Climate Normals, NCES.

Citation & verification links Data sourced from the U.S. Census Bureau. See our methodology for details. Retrieved and formatted by PlainCities

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Every figure on PlainCities is rendered directly from Census ACS source data, no number is typed in by an editor. This page draws directly on Census ACS source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.