Postal Codes

60441 ZIP Code

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ZIP code 60441 covers Lockport, Illinois, with a population of about 36,841 and a median household income of $104,271.

Population
36,8411,309 per square mile
Median age
38.7about the US average
Median household income
$104,2711.3× the Illinois median
Poverty rate
6.7%5.7 points below the US average
Typical home value
$366,666up 27.8% in five years
Median rent
$1,4881.2× the Illinois median
Degree or higher
35.5%0.5 points above the US average
Homeownership
82.9%17.9 points above the US average
Time zone
Central UTC-06:00observes daylight saving time
Businesses
789

Where 60441 is

Lockport, 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

Population36,841
Median age38.7
Family households69.4%
Born outside the US7.2%
Speaks a language other than English at home14.2%
White (non-Hispanic)76.2%
Black (non-Hispanic)6.9%
Asian (non-Hispanic)0.7%
Hispanic or Latino12%
Veterans4.7%
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$104,271
Income per person$44,044
Poverty rate6.7%
Households on SNAP or cash assistance7.4%

Household income distribution

Under $10k2.4%
$10–15k1.2%
$15–20k1.9%
$20–25k1.7%
$25–30k2.6%
$30–35k2.2%
$35–40k1.6%
$40–45k3.1%
$45–50k2.8%
$50–60k6.6%
$60–75k6.7%
$75–100k13.5%
$100–125k13.9%
$125–150k10.9%
$150–200k14.0%
$200k or more14.9%

Income as declared to the IRS

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

Tax returns filed17,740
Mean adjusted gross income$86,855
Returns declaring $200,000 or more7.7%
Returns, under $25k23.3%
Returns, $25k–$50k18.4%
Returns, $50k–$75k14.8%
Returns, $75k–$100k12.0%
Returns, $100k–$200k23.9%
Returns, $200k or more7.7%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$287,100
Median gross rent$1,488
Rent as a share of household income27.1%
Owner-occupied82.9%
Vacant homes5%
Median year built1993

What the homes are

Detached house72.1%
Attached house16%
2 to 4 units6.5%
5 to 19 units4.6%
20 or more units0.6%
Mobile home0.2%
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$366,666as of 2026-07
Typical home value, 1 yearup 3.7%
Typical home value, 5 yearsup 27.8%
Typical home value, 10 yearsup 59%
Typical asking rent$2,136as of 2026-07
Typical asking rent, 1 yearup 4.2%
Typical asking rent, 5 yearsup 45.3%
Typical home value since 2000
200020132026$366,666$177,780

$177,780 in 2000 to $366,666 in 2026.

Typical asking rent
202120232026$2,136$1,470

$1,470 in 2021 to $2,136 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate4.9%
Bachelor's degree or higher35.5%
High school diploma or higher91.9%
Works from home11.3%
Drives to work alone79.5%
Takes public transport1.7%
Commutes 45 minutes or more26.5%
Health

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

Obesity38.3% 4.9 pts above the national average of 33.4%
Diagnosed diabetes9.5% 2.5 pts below the national average of 12%
Currently smokes12.4% 0.8 pts below the national average of 13.2%
High blood pressure30.4% 3.7 pts below the national average of 34.1%
Fair or poor general health16.9% 3.4 pts below the national average of 20.3%
No health insurance (18–64)8.4% 2.9 pts below the national average of 11.3%
Depression20.2% 1.7 pts below the national average of 21.9%
No leisure-time physical activity22.2% 3.2 pts below the national average of 25.4%
Arthritis22.9% 2.2 pts below the national average of 25.1%
Binge drinking21.1% 5.1 pts above the national average of 16%
Taking blood pressure medication73.7% 1 pts below the national average of 74.7%
Cancer (non-skin)7.1% 0.6 pts below the national average of 7.7%
Current asthma9.9% 0.5 pts below the national average of 10.4%
Coronary heart disease4.9% 1.3 pts below the national average of 6.2%
Routine check-up in past year76% 0.7 pts below the national average of 76.7%
Cholesterol screening86.9% 1 pts above the national average of 85.9%
Cognitive disability12.3% 2.5 pts below the national average of 14.8%
Colorectal screening59.4% 4.9 pts below the national average of 64.3%
COPD5.5% 1.1 pts below the national average of 6.6%
Visited a dentist67.3% 6 pts above the national average of 61.3%
Any disability24.7% 6 pts below the national average of 30.7%
Lacks emotional support25.1% same as the national average of 24.8%
Food insecurity12.2% 4.9 pts below the national average of 17.1%
Received food stamps10.7% 3.6 pts below the national average of 14.3%
Hearing disability5.3% 1.4 pts below the national average of 6.7%
High cholesterol32.6% 3.6 pts below the national average of 36.2%
Housing insecurity11.2% 2.6 pts below the national average of 13.8%
Independent living disability6.7% 1.7 pts below the national average of 8.4%
Lacks transport6.8% 2.4 pts below the national average of 9.2%
Loneliness33.5% 0.9 pts below the national average of 34.4%
Mammography use72.5% 3.4 pts below the national average of 75.9%
Poor mental health (14+ days)16.5% same as the national average of 16.8%
Mobility disability10.7% 3.3 pts below the national average of 14%
Poor physical health (14+ days)11.5% 2 pts below the national average of 13.5%
Self-care disability2.9% 1.1 pts below the national average of 4%
Utility shut-off threat6.8% 2 pts below the national average of 8.8%
Sleeps under 7 hours37.4% 1 pts above the national average of 36.4%
Stroke2.7% 0.7 pts below the national average of 3.4%
All natural teeth lost9.7% 3.3 pts below the national average of 13%
Vision disability3.9% 1.7 pts below the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments789
People employed7,075
Annual payroll$344,566,000
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 49.1% of US census tracts
FEMA ratingVery Low to Relatively High across the 17 census tracts this ZIP code covers
Expected annual loss61.4 out of 100
Community resilience87.7 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 wave90Very High at its worst in this ZIP code
Tornado82Very High at its worst in this ZIP code
Drought68.8Very Low at its worst in this ZIP code
Landslide64.7Relatively Low at its worst in this ZIP code
River flooding54.8Relatively High at its worst in this ZIP code
Winter weather52.4Relatively Moderate at its worst in this ZIP code
Heat wave49.9Relatively Moderate at its worst in this ZIP code
Wildfire49.1Relatively Low at its worst in this ZIP code
Earthquake43.8Relatively Moderate at its worst in this ZIP code
Lightning36.7Relatively Moderate at its worst in this ZIP code
Ice storm32.5Relatively Moderate at its worst in this ZIP code
Hail31.4Relatively Low at its worst in this ZIP code
Strong wind19.3Relatively Low at its worst in this ZIP code
Hurricane17.5Very 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$104,271$81,702$78,538
Income per person$44,044$45,104$43,289
Poverty rate6.7%11.7%12.4%
Median home value$287,100$250,500$303,400
Median gross rent$1,488$1,227$1,348
Homeownership82.9%66.8%65%
Bachelor's degree or higher35.5%37.2%35%
Unemployment rate4.9%5.8%5.2%
Works from home11.3%14%13.5%
Born outside the US7.2%14.4%13.9%
Median age38.738.938.7
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 stationROMEOVILLE WFO, IL US3.1 km away
Rain in a year41 in
Snow in a year33 in

Average high and low by month

January31.7°F / 16.1°F2.19 in rain, 10.6 in snow
February36.3°F / 19.7°F1.98 in rain, 8.7 in snow
March48.5°F / 29.7°F2.71 in rain, 4.2 in snow
April61°F / 39.6°F4.11 in rain, 0.9 in snow
May72.4°F / 50.3°F4.81 in rain
June81.5°F / 60.3°F4.68 in rain
July84.7°F / 64.5°F4.5 in rain
August82.7°F / 63°F4.36 in rain
September76.4°F / 55.4°F3.31 in rain
October63.8°F / 43.5°F3.67 in rain, 0.1 in snow
November48.9°F / 31.9°F2.67 in rain, 1.2 in snow
December36.8°F / 22°F2.15 in rain, 7.5 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 supermarket13% of this ZIP code's area
Far from a supermarket77% of this ZIP code's area
No vehicle and far from a supermarket8% 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 8 school districts, so the address decides which one, not the ZIP code.

Lockport Township High School District 20547.7% of this ZIP code's land area
Will County School District 9217.4% of this ZIP code's land area
Homer Community Consolidated School District 33C8.3% of this ZIP code's land area
Fairmont School District 897.3% of this ZIP code's land area
Chaney-Monge School District 885.6% of this ZIP code's land area
Valley View Community Unit School District 365U4.1% of this ZIP code's land area
Lockport School District 913.9% of this ZIP code's land area
Richland School District 88A2.6% 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 vulnerability26more vulnerable than 26% of US census tracts
Socioeconomic status35more vulnerable than 35% of US census tracts
Household characteristics34more vulnerable than 34% of US census tracts
Racial and ethnic minority status42more vulnerable than 42% of US census tracts
Housing type and transport20more vulnerable than 20% of US census tracts
Walkability8.6 out of 20Below average
Nearby ZIP codes

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

60446 Romeoville, IL5.5 km away
60403 Crest Hill, IL5.8 km away
60432 Joliet, IL6.2 km away
60491 Homer Glen, IL7.6 km away
60434 Joliet, IL8 km away
60435 Joliet, IL8.5 km away
60433 Joliet, IL9 km away
60440 Bolingbrook, IL12 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 County100% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area28.15 sq mi
Water area0.37 sq mi
Population density1,309 people per sq mi
Latitude, longitude41.5930, -88.0507

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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