City profile · Illinois · Census ACS 2023

South Beloit, IL

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

7,930
Residents
$81,836
Median income
$160,800
Median home
$1,175
Median rent (state)

South Beloit - the verdict

South Beloit ranks in the 63rd percentile for household income and the 56th percentile for safety nationally, out of every US city with at least 1,000 residents. Source: Census ACS + FBI UCR.

63rd
percentile, household income
30th
percentile, home value
34th
percentile, median rent
56th
percentile, safety
📝 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: South Beloit, IL

Illinois's South Beloit is a small town, with 7,930 residents per the latest Census Bureau ACS figures. Median household income here is $81,836 per year, above the median for U.S. cities on this measure, with a poverty rate of 10.0%. Home values in South Beloit run a median of $160,800, and the median resident age is 35.7 years. 24.6% of adults here have a bachelor's degree or higher; 67.9% of working-age residents are in the labor force.

South Beloit reports a comparatively low crime rate: the FBI's Uniform Crime Reporting program logs 1182.3 total incidents per 100,000 residents here, below the national average (agency reporting is voluntary, so this measures reporting activity, not a definitive danger score).

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. Statewide, HUD pegs Fair Market Rent for a two-bedroom unit at $1,175 monthly. Statewide, average monthly utility bills in Illinois run around $240, per EIA 2023 residential energy data. FEMA's National Risk Index rates natural-hazard exposure at 92.4 out of 100 (Very High).

Population

7,930 residents

Census ACS 2023 - Illinois

Median Household Income

$81,836 /yr

Poverty 10.0%

Cost of Living Index (state)

100.0 (US=100)

Near Average - BEA RPP 2024, Illinois average

How does South Beloit compare to other US cities?

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

Household income 63% higher than other cities
Home value 30% pricier than other cities
Median rent 34% pricier than other cities
Safety 56% safer than other cities

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

National percentiles can mask local variation. Looking only at Illinois, South Beloit ranks #272 of 455 Illinois cities by lowest crime rate - a narrower, more locally useful cut than the national comparison above.

How we calculate these percentiles & ranks

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

Illinois-relative analysis

Bachelor's Degree or Higher sits close to the middle of Illinois's city distribution

Among the 1,336 Illinois cities PlainCities tracks with reported bachelor's degree or higher data, South Beloit ranks #419 - the 69th percentile within the state. This is a different, narrower cut than the nationwide percentiles above: it compares South Beloit only against its own state's cities, not the full US field.

Median Household Income
#387 of 1,311
70th percentile in Illinois
Median Gross Rent
#500 of 1,336
61st percentile in Illinois
Median Home Value
#452 of 1,315
65th percentile in Illinois
Poverty Rate
#455 of 1,335
65th percentile in Illinois
Bachelor's Degree or Higher
#419 of 1,336
69th 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.

63rdIncome percentile
56thSafety percentile

63rd percentile nationally for median household income · 56th percentile for safety (lower crime rate). Source: Census ACS 2023 / FBI UCR 2023.

South Beloit's profile vs. every US city

Income, affordability, and safety percentile

South Beloit's percentile rank on 3 favorable-direction measures (income, affordability, safety) vs. every tracked US city -- higher on every axis is more favorable. Not a composite quality score, just the arithmetic mean of the axes shown. 3-axis radar comparing 1 series across Income, Affordability, Safety. IncomeAffordabilitySafety 62 Avg. percentile National median
South Beloit's percentile rank on 3 favorable-direction measures (income, affordability, safety) vs. every tracked US city -- higher on every axis is more favorable. Not a composite quality score, just the arithmetic mean of the axes shown.

How South Beloit's home value compares nationally

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

$160,800 Among the most affordable more affordable than 70% 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%). This entry sits in this band. $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. South Beloit $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 - South Beloit, IL South Beloit, IL's reported median household income shown against the U.S. national quintile-share pattern (not South Beloit, 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 South Beloit, IL median $81,836/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%
South Beloit, 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 South Beloit, IL. Diagonal = perfect equality.

Key socioeconomic indicators

Bachelor's degree or higher (adults 25+) 24.6%

Census ACS S1501, educational attainment

Poverty rate (households below FPL) 10.0%

Census ACS S1701, poverty status

Labor force participation (adults 16+) 67.9%

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

Population
7,930
Median Income
$81,836
Median Home Value
$160,800
Median Age
35.7
Poverty Rate
10.0%
Labor force participation
67.9%
Bachelor's Degree+
24.6%

Safety & Crime

Total Crime Rate
1182.3
per 100,000 residents
Violent Crime
165.3
per 100,000 residents
Property Crime
1017.0
per 100,000 residents

Reflects incidents reported to the FBI's Uniform Crime Reporting program — agency participation is voluntary and reporting completeness varies by jurisdiction and year, so this reflects reporting activity, not a definitive danger score. Not adjusted for tourism, commuter, or daytime population.

Schools

Total Schools
7
Public schools in this city

Population Change

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

See the fastest-growing cities →
7,850 residents7,900 residents7,950 residents8,000 residents8,050 residents 202020212022202320242025 7,975 residents 7,996 residents ▲ +0.3%
South Beloit's Census PEP population estimates, 2020–2025.

Commute Patterns

How workers travel to work, Census ACS 2023

Drive Alone
72.2%
Carpool
21.9%
Public Transit
0.6%
Walk
0.0%
Work from Home
2.2%
Other
3.1%

Based on 4,103 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 South Beloit sits in

Cost of Living Index
100.0
Near Average
US average = 100 · BEA RPP 2024
Typical 2-BR Rent
$1,175/mo
HUD Fair Market Rent
County-level FMR estimate
Natural Hazard Risk
92.4 / 100
Very High
FEMA NRI composite score (county)

Similar Cities in Illinois

Lincolnshire
7,937 people
Silvis
7,939 people
Broadview
7,898 people
West Dundee
7,867 people
Island Lake
8,023 people
Round Lake Park
7,833 people

Cities of a Similar Size Nationwide

Population-matched peers from other states, closest to South Beloit's 7,930 residents (Census ACS 5-Year 2023).

Gettysburg, PA
7,929 people
Perry, IA
7,928 people
Wagoner, OK
7,934 people
Moundsville, WV
7,934 people
Three Rivers, MI
7,936 people
Congers, NY
7,923 people

Cities with a Similar Household Income Nationwide

Median-household-income-matched peers from other states, closest to South Beloit's $81,836 (Census ACS 5-Year 2023, table B19013).

Peterborough, NH
$81,836 median income
Baldwin City, KS
$81,838 median income
Kalaeloa, HI
$81,833 median income
Rotterdam, NY
$81,830 median income
Wheatland, CA
$81,827 median income
Selbyville, DE
$81,845 median income

Race & Ethnicity Composition

Race and ethnicity - South Beloit, 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 South Beloit, IL - Census ACS, OMB race + ethnicity categories RACE, sums to 100% 80.3% 7.2% 7.6% ETHNICITY, Hispanic or Latino (any race) 10.7% White 80.3% Black or African American 3.5% Asian 1.2% American Indian 0.0% Native Hawaiian 0.1% Some other race 7.2% Two or more races 7.6% 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 South Beloit 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
South Beloit (this city) 7,930 $81,836
Lincolnshire 7,937 $179,735
Silvis 7,939 $67,569
Broadview 7,898 $60,139
Census ACS 5-year FIPS IL FBI UCR NCES CCD OMB Bulletin 23-01

What do people ask about South Beloit, IL?

What is the population of South Beloit, IL? +

South Beloit, IL counts 7,930 residents according to U.S. Census Bureau ACS 2023 estimates.

What is the median household income in South Beloit, IL? +

South Beloit households earn a median of $81,836 annually, based on Census ACS 2023 data.

What is the cost of living in South Beloit? +

BEA does not publish a city-level cost-of-living figure for South Beloit; 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.

Is South Beloit, IL safe? +

South Beloit has a total crime rate of 1182.3 per 100,000 residents, which is below the national average. This reflects incidents reported to the FBI UCR program, not a definitive safety score -- agency reporting is voluntary and completeness varies by jurisdiction.

What is the median home value in South Beloit, IL? +

Homes in South Beloit carry a median value of $160,800, according to Census ACS 2023 estimates.

Source: U.S. Census Bureau ACS 5-Year 2023, FBI UCR, NCES CCD, 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.