Postal Codes

60431 ZIP Code

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ZIP code 60431 covers Joliet, Illinois, with a population of about 26,789 and a median household income of $114,098.

Population
26,7892,086 per square mile
Median age
35.82.9 points below the US average
Median household income
$114,0981.4× the Illinois median
Poverty rate
4.8%7.6 points below the US average
Typical home value
$357,147up 27.9% in five years
Median rent
$1,4081.1× the Illinois median
Degree or higher
31.1%3.9 points below the US average
Homeownership
91.1%26.1 points above the US average
Time zone
Central UTC-06:00observes daylight saving time
Businesses
479

Where 60431 is

Joliet, Illinois — the area the Census Bureau draws for this ZIP code. ZIP codes are sets of delivery routes rather than areas, so this is the Census approximation of one, not a Postal Service boundary.

People and households

American Community Survey 2019–2023 five-year estimates

Population26,789
Median age35.8
Family households77.5%
Born outside the US6.9%
Speaks a language other than English at home17.5%
White (non-Hispanic)56.5%
Black (non-Hispanic)14.1%
Asian (non-Hispanic)2%
Hispanic or Latino24%
Veterans4.4%
Population by age
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Income and poverty

American Community Survey 2019–2023 five-year estimates

Median household income$114,098
Income per person$43,827
Poverty rate4.8%
Households on SNAP or cash assistance7.4%

Household income distribution

Under $10k3.7%
$10–15k0.1%
$15–20k0.7%
$20–25k1.3%
$25–30k1.2%
$30–35k1.9%
$35–40k1.9%
$40–45k1.3%
$45–50k1.5%
$50–60k3.1%
$60–75k8.7%
$75–100k15.7%
$100–125k16.4%
$125–150k13.1%
$150–200k15.3%
$200k or more14.2%

Income as declared to the IRS

Filed returns rather than survey responses, so this counts tax units and not households.

Tax returns filed14,230
Mean adjusted gross income$82,258
Returns declaring $200,000 or more4.6%
Returns, under $25k22.8%
Returns, $25k–$50k20.2%
Returns, $50k–$75k15.9%
Returns, $75k–$100k12.4%
Returns, $100k–$200k24.2%
Returns, $200k or more4.6%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$275,100
Median gross rent$1,408
Rent as a share of household income29.1%
Owner-occupied91.1%
Vacant homes4.5%
Median year built1999

What the homes are

Detached house75.6%
Attached house15.7%
2 to 4 units1.5%
5 to 19 units2.9%
20 or more units4.3%
Mobile home0.1%
Home values and rents today

Zillow Home Value Index and Zillow Observed Rent Index, courtesy of Zillow. Monthly and current, where the Census figures above are a five-year average and are capped at $2,000,000.

Typical home value$357,147as of 2026-07
Typical home value, 1 yearup 2.5%
Typical home value, 5 yearsup 27.9%
Typical home value, 10 yearsup 69.3%
Typical asking rent$2,508as of 2026-07
Typical home value since 2000
200020132026$357,147$166,539

$166,539 in 2000 to $357,147 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate3.6%
Bachelor's degree or higher31.1%
High school diploma or higher94.3%
Works from home8.4%
Drives to work alone82.1%
Takes public transport2.6%
Commutes 45 minutes or more24.9%
Health

CDC PLACES 2025 release, model-based estimates. These are modelled small-area estimates for adults, not counts of diagnosed cases.

Obesity39.5% 6.1 pts above the national average of 33.4%
Diagnosed diabetes9.8% 2.2 pts below the national average of 12%
Currently smokes12.2% 1 pts below the national average of 13.2%
High blood pressure30.2% 3.9 pts below the national average of 34.1%
Fair or poor general health17.1% 3.2 pts below the national average of 20.3%
No health insurance (18–64)9.5% 1.8 pts below the national average of 11.3%
Depression20.1% 1.8 pts below the national average of 21.9%
No leisure-time physical activity23% 2.4 pts below the national average of 25.4%
Arthritis22.3% 2.8 pts below the national average of 25.1%
Binge drinking20% 4 pts above the national average of 16%
Taking blood pressure medication73.8% 0.9 pts below the national average of 74.7%
Cancer (non-skin)6.6% 1.1 pts below the national average of 7.7%
Current asthma10.1% same as the national average of 10.4%
Coronary heart disease4.7% 1.5 pts below the national average of 6.2%
Routine check-up in past year76.4% same as the national average of 76.7%
Cholesterol screening86.9% 1 pts above the national average of 85.9%
Cognitive disability12.7% 2.1 pts below the national average of 14.8%
Colorectal screening59.5% 4.8 pts below the national average of 64.3%
COPD5.3% 1.3 pts below the national average of 6.6%
Visited a dentist66.2% 4.9 pts above the national average of 61.3%
Any disability25.2% 5.5 pts below the national average of 30.7%
Lacks emotional support25.8% 1 pts above the national average of 24.8%
Food insecurity13.6% 3.5 pts below the national average of 17.1%
Received food stamps11.6% 2.7 pts below the national average of 14.3%
Hearing disability5.1% 1.6 pts below the national average of 6.7%
High cholesterol32.2% 4 pts below the national average of 36.2%
Housing insecurity12.6% 1.2 pts below the national average of 13.8%
Independent living disability6.9% 1.5 pts below the national average of 8.4%
Lacks transport7.3% 1.9 pts below the national average of 9.2%
Loneliness34.4% same as the national average of 34.4%
Mammography use71.6% 4.3 pts below the national average of 75.9%
Poor mental health (14+ days)16.8% same as the national average of 16.8%
Mobility disability10.9% 3.1 pts below the national average of 14%
Poor physical health (14+ days)11.6% 1.9 pts below the national average of 13.5%
Self-care disability3% 1 pts below the national average of 4%
Utility shut-off threat7.4% 1.4 pts below the national average of 8.8%
Sleeps under 7 hours37.8% 1.4 pts above the national average of 36.4%
Stroke2.6% 0.8 pts below the national average of 3.4%
All natural teeth lost9.5% 3.5 pts below the national average of 13%
Vision disability4.1% 1.5 pts below the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments479
People employed7,597
Annual payroll$366,329,000
Natural hazard risk

FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.

Overall riskHigher than 73.7% of US census tracts
FEMA ratingRelatively Low to Relatively High across the 11 census tracts this ZIP code covers
Expected annual loss77.8 out of 100
Community resilience89.4 out of 100

By hazard

Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.

Cold wave94.5Very High at its worst in this ZIP code
Tornado90.2Very High at its worst in this ZIP code
River flooding79.8Very High at its worst in this ZIP code
Drought77.6Relatively Moderate at its worst in this ZIP code
Landslide67.2Relatively Low at its worst in this ZIP code
Winter weather62.4Relatively Moderate at its worst in this ZIP code
Earthquake61.8Relatively Moderate at its worst in this ZIP code
Heat wave59.3Relatively Moderate at its worst in this ZIP code
Wildfire51.2Relatively Low at its worst in this ZIP code
Lightning48.6Relatively Moderate at its worst in this ZIP code
Ice storm45.9Relatively Low at its worst in this ZIP code
Hail43.4Relatively Low at its worst in this ZIP code
Strong wind43.4Relatively High at its worst in this ZIP code
Hurricane22.4Very Low at its worst in this ZIP code
Compared with Illinois and the United States

State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates

This ZIPIllinoisUnited States
Median household income$114,098$81,702$78,538
Income per person$43,827$45,104$43,289
Poverty rate4.8%11.7%12.4%
Median home value$275,100$250,500$303,400
Median gross rent$1,408$1,227$1,348
Homeownership91.1%66.8%65%
Bachelor's degree or higher31.1%37.2%35%
Unemployment rate3.6%5.8%5.2%
Works from home8.4%14%13.5%
Born outside the US6.9%14.4%13.9%
Median age35.838.938.7
Climate

NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.

Weather stationJOLIET BRANDON RD DAM, IL US14.1 km away
Rain in a year38 in
Snow in a year17 in

Average high and low by month

January31.1°F / 16.6°F1.99 in rain, 5 in snow
February35.4°F / 19.8°F1.78 in rain, 6.2 in snow
March47°F / 29.2°F2.27 in rain, 2.1 in snow
April59.9°F / 38.9°F3.93 in rain, 0.1 in snow
May71°F / 49.4°F4.53 in rain
June80.3°F / 59.9°F4.3 in rain
July83.6°F / 64.1°F4.55 in rain
August81.8°F / 62.9°F3.97 in rain
September76.2°F / 55.3°F3.17 in rain
October63.3°F / 43.4°F3.14 in rain
November48.5°F / 32.3°F2.46 in rain, 0.3 in snow
December36.4°F / 22.4°F1.94 in rain, 3.2 in snow
Access to food

USDA Food Access Research Atlas, estimated for this ZIP code from census tract data. Each figure is the share of the ZIP code's land area that falls in a tract carrying that flag.

Low income and far from a supermarketNone of this ZIP code
Far from a supermarket54% of this ZIP code's area
No vehicle and far from a supermarket13% of this ZIP code's area
School districts

NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.

This ZIP code is served by 5 school districts, so the address decides which one, not the ZIP code.

Troy Community Consolidated School District 30C32.8% of this ZIP code's land area
Joliet Township High School District 20430.4% of this ZIP code's land area
Plainfield School District 20213.2% of this ZIP code's land area
Minooka Community High School District 11112.9% of this ZIP code's land area
Minooka Community Consolidated School District 20110.5% of this ZIP code's land area
Community and walkability

CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.

Overall social vulnerability31more vulnerable than 31% of US census tracts
Socioeconomic status20more vulnerable than 20% of US census tracts
Household characteristics41more vulnerable than 41% of US census tracts
Racial and ethnic minority status56more vulnerable than 56% of US census tracts
Housing type and transport44more vulnerable than 44% of US census tracts
Walkability8.3 out of 20Below average
Nearby ZIP codes

The closest ZIP codes by centre point, which is not the same as sharing a border.

60451 New Lenox, IL4.4 km away
60442 Manhattan, IL5.7 km away
60448 Mokena, IL8.1 km away
60423 Frankfort, IL10.4 km away
60433 Joliet, IL10.8 km away
60432 Joliet, IL12.3 km away
60421 Elwood, IL13.3 km away
60487 Tinley Park, IL13.5 km away
Location, counties and time zone

County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.

Will County73.7% of this ZIP code's land area
Kendall County26.3% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area12.84 sq mi
Water area0.07 sq mi
Population density2,086 people per sq mi
Latitude, longitude41.4712, -87.9391

Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.

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