City profile · Illinois · Census ACS 2023

Old Mill Creek, IL

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

131
Residents
$71,875
Median income
$525,000
Median home
$1,781
Median rent (state)

Old Mill Creek - the verdict

Nationally, Old Mill Creek sits in the 52nd percentile for household income among US cities with a population of 1,000 or more. Source: Census ACS.

52nd
percentile, household income
86th
percentile, home value
72nd
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: Old Mill Creek, IL

Census ACS 2023 estimates count 131 residents in Old Mill Creek, a small town within Illinois. The typical household in Old Mill Creek brings in $71,875 a year, above the median for U.S. cities on this measure, with a poverty rate of 0.0%. Old Mill Creek's housing stock carries a median value of $525,000, and the median resident age is 42.9 years. About 72.2% of adults hold a bachelor's degree or higher, while 51.5% 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: on BEA's 100-equals-national-average cost index, Illinois scores 100.0 (Near Average), per the 2024 Regional Price Parities release. HUD Fair Market Rent for a typical two-bedroom in this state is $1,781 per month. Statewide, average monthly utility bills in Illinois run around $240, per EIA 2023 residential energy data. Natural-hazard exposure scores 96.0 out of 100 on FEMA's National Risk Index (Very High).

Population

131 residents

Census ACS 2023 - Illinois

Median Household Income

$71,875 /yr

Poverty 0.0%

Cost of Living Index (state)

100.0 (US=100)

Near Average - BEA RPP 2024, Illinois average

How does Old Mill Creek compare to other US cities?

Where Old Mill Creek sits among all US cities (population 1,000+) on each measure, computed live from Census and FBI data.

Household income 52% higher than other cities
Home value 86% pricier than other cities
Median rent 72% 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 Old Mill Creek against every qualifying US city; each in-state rank narrows that to Illinois only. Full formula and direction notes: methodology.

Illinois-relative analysis

Poverty Rate places Old Mill Creek near the bottom of Illinois's cities

Among the 1,335 Illinois cities PlainCities tracks with reported poverty rate data, Old Mill Creek ranks #1,245 - the 0th percentile within the state. This is a different, narrower cut than the nationwide percentiles above: it compares Old Mill Creek only against its own state's cities, not the full US field.

Median Household Income
#551 of 1,311
58th percentile in Illinois
Median Gross Rent
#17 of 1,336
77th percentile in Illinois
Median Home Value
#38 of 1,315
97th percentile in Illinois
Poverty Rate
#1,245 of 1,335
0th percentile in Illinois
Bachelor's Degree or Higher
#28 of 1,336
98th 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.

52ndIncome percentile

52nd percentile nationally for median household income. Source: Census ACS 2023 / FBI UCR 2023.

How Old Mill Creek's home value compares nationally

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

$525,000 14th percentile more affordable than 14% 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%). Below this entry. $100,000–$125,000: 1,516 US cities (10%). Below this entry. $125,000–$150,000: 1,170 US cities (8%). Below this entry. $150,000–$175,000: 1,278 US cities (8%). Below this entry. $175,000–$200,000: 1,229 US cities (8%). Below this entry. $200,000–$225,000: 1,035 US cities (7%). Below this entry. $225,000–$250,000: 976 US cities (6%). Below this entry. $250,000–$275,000: 754 US cities (5%). Below this entry. $275,000–$300,000: 712 US cities (5%). Below this entry. $300,000–$325,000: 521 US cities (3%). Below this entry. $325,000–$350,000: 526 US cities (3%). Below this entry. $350,000–$375,000: 465 US cities (3%). Below this entry. $375,000–$400,000: 393 US cities (3%). Below this entry. $400,000–$425,000: 317 US cities (2%). Below this entry. $425,000–$450,000: 300 US cities (2%). Below this entry. $450,000–$475,000: 307 US cities (2%). Below this entry. $475,000–$500,000: 250 US cities (2%). Below this entry. $500,000–$525,000: 160 US cities (1%). Below this entry. $525,000–$550,000: 156 US cities (1%). This entry sits in this band. $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. Old Mill Creek $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 - Old Mill Creek, IL Old Mill Creek, IL's reported median household income shown against the U.S. national quintile-share pattern (not Old Mill Creek, 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 Old Mill Creek, IL median $71,875/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%
Old Mill Creek, 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 Old Mill Creek, IL. Diagonal = perfect equality.

Key socioeconomic indicators

Bachelor's degree or higher (adults 25+) 72.2%

Census ACS S1501, educational attainment

Poverty rate (households below FPL) 0.0%

Census ACS S1701, poverty status

Labor force participation (adults 16+) 51.5%

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

Population
131
Median Income
$71,875
Median Home Value
$525,000
Median Age
42.9
Poverty Rate
0.0%
Labor force participation
51.5%
Bachelor's Degree+
72.2%

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 →
161 residents162 residents163 residents164 residents165 residents166 residents 202020212022202320242025 165 residents 162 residents ▼ -1.8%
Old Mill Creek'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 0
2022 0
2023 0
2024 0

Commute Patterns

How workers travel to work, Census ACS 2023

Drive Alone
60.7%
Carpool
5.4%
Public Transit
0.0%
Walk
19.6%
Work from Home
14.3%

Based on 56 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 Old Mill Creek sits in

Cost of Living Index
100.0
Near Average
US average = 100 · BEA RPP 2024
Typical 2-BR Rent
$1,781/mo
HUD Fair Market Rent
County-level FMR estimate
Natural Hazard Risk
96.0 / 100
Very High
FEMA NRI composite score (county)

Similar Cities in Illinois

New Salem
131 people
Old Shawneetown
131 people
LaPlace
130 people
Ridott
130 people
Tennessee
132 people
Donnellson
133 people

Cities of a Similar Size Nationwide

Population-matched peers from other states, closest to Old Mill Creek's 131 residents (Census ACS 5-Year 2023).

Elfrida, AZ
131 people
Mount Hebron, CA
131 people
Hawleyville, CT
131 people
Conkling Park, ID
131 people
Midland, IN
131 people
Ragsdale, IN
131 people

Cities with a Similar Household Income Nationwide

Median-household-income-matched peers from other states, closest to Old Mill Creek's $71,875 (Census ACS 5-Year 2023, table B19013).

Layton, FL
$71,875 median income
Alston, GA
$71,875 median income
Ocheyedan, IA
$71,875 median income
Tecumseh, KS
$71,875 median income
Whitewater, KS
$71,875 median income
Bowling Green, MD
$71,875 median income

Race & Ethnicity Composition

Race and ethnicity - Old Mill Creek, 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 Old Mill Creek, IL - Census ACS, OMB race + ethnicity categories RACE, sums to 100% 86.3% 10.7% ETHNICITY, Hispanic or Latino (any race) 11.4% White 86.3% Black or African American 0.0% Asian 0.0% American Indian 0.8% Native Hawaiian 0.0% Some other race 10.7% Two or more races 2.3% 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 Old Mill Creek 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
Old Mill Creek (this city) 131 $71,875
New Salem 131 N/A
Old Shawneetown 131 $30,694
LaPlace 130 $67,125
Census ACS 5-year FIPS IL NCES CCD Census BPS 2024 OMB Bulletin 23-01

What do people ask about Old Mill Creek, IL?

What is the population of Old Mill Creek, IL? +

The population of Old Mill Creek, IL stands at 131 according to U.S. Census Bureau ACS 2023 estimates.

What is the median household income in Old Mill Creek, IL? +

Old Mill Creek households earn a median of $71,875 annually, based on Census ACS 2023 data.

What is the cost of living in Old Mill Creek? +

BEA does not publish a city-level cost-of-living figure for Old Mill Creek; 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 Old Mill Creek, IL? +

The median home value in Old Mill Creek is $525,000, 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.