Postal Codes

61378 ZIP Code

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ZIP code 61378 covers West Brooklyn, Illinois, with a population of about 606 and a median household income of $84,464.

Population
60610 per square mile
Median age
29.69.1 points below the US average
Median household income
$84,464about the Illinois median
Poverty rate
2.1%10.3 points below the US average
Typical home value
$298,482
Median rent
$1,08811% below the Illinois median
Degree or higher
27.6%7.4 points below the US average
Homeownership
68%3 points above the US average
Time zone
Central UTC-06:00observes daylight saving time
Businesses
12

Where 61378 is

West Brooklyn, 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

Population606
Median age29.6
Family households66%
Born outside the US3%
Speaks a language other than English at home1.7%
White (non-Hispanic)94.2%
Black (non-Hispanic)0%
Asian (non-Hispanic)0.3%
Hispanic or Latino4.8%
Veterans2%
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$84,464
Income per person$37,714
Poverty rate2.1%
Households on SNAP or cash assistance18.9%

Household income distribution

Under $10k4.4%
$10–15k1.5%
$15–20k3.9%
$20–25k1.5%
$25–30k0.5%
$30–35k5.3%
$35–40k1.0%
$40–45k1.5%
$45–50k1.0%
$50–60k2.4%
$60–75k11.2%
$75–100k23.3%
$100–125k12.6%
$125–150k4.4%
$150–200k13.6%
$200k or more12.1%

Income as declared to the IRS

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

Tax returns filed220
Mean adjusted gross income$93,845
Returns declaring $200,000 or more0%
Returns, under $25k18.2%
Returns, $25k–$50k22.7%
Returns, $50k–$75k18.2%
Returns, $75k–$100k9.1%
Returns, $100k–$200k31.8%
Returns, $200k or more0.0%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$171,600
Median gross rent$1,088
Owner-occupied68%
Vacant homes8%
Median year built1938

What the homes are

Detached house95.5%
Attached house0.4%
Mobile home4%
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$298,482as of 2026-07
Typical home value, 1 yearup 9.4%
Typical home value since 2000
202220242026$298,482$231,314

$235,574 in 2022 to $298,482 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate0.4%
Bachelor's degree or higher27.6%
High school diploma or higher85%
Works from home26.4%
Drives to work alone69.4%
Takes public transport0%
Commutes 45 minutes or more38.7%
Health

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

Obesity38.1% 4.7 pts above the national average of 33.4%
Diagnosed diabetes12.7% 0.7 pts above the national average of 12%
Currently smokes15.2% 2 pts above the national average of 13.2%
High blood pressure38.1% 4 pts above the national average of 34.1%
Fair or poor general health19.4% 0.9 pts below the national average of 20.3%
No health insurance (18–64)7.7% 3.6 pts below the national average of 11.3%
Depression21.3% 0.6 pts below the national average of 21.9%
No leisure-time physical activity24.2% 1.2 pts below the national average of 25.4%
Arthritis29.7% 4.6 pts above the national average of 25.1%
Binge drinking18% 2 pts above the national average of 16%
Taking blood pressure medication78.5% 3.8 pts above the national average of 74.7%
Cancer (non-skin)9.9% 2.2 pts above the national average of 7.7%
Current asthma10.1% same as the national average of 10.4%
Coronary heart disease7.8% 1.6 pts above the national average of 6.2%
Routine check-up in past year78.8% 2.1 pts above the national average of 76.7%
Cholesterol screening88% 2.1 pts above the national average of 85.9%
Cognitive disability13.3% 1.5 pts below the national average of 14.8%
Colorectal screening69.1% 4.8 pts above the national average of 64.3%
COPD8.4% 1.8 pts above the national average of 6.6%
Visited a dentist63.8% 2.5 pts above the national average of 61.3%
Any disability30.8% same as the national average of 30.7%
Lacks emotional support24% 0.8 pts below the national average of 24.8%
Food insecurity12.4% 4.7 pts below the national average of 17.1%
Received food stamps11.4% 2.9 pts below the national average of 14.3%
Hearing disability8.3% 1.6 pts above the national average of 6.7%
High cholesterol39.3% 3.1 pts above the national average of 36.2%
Housing insecurity10.2% 3.6 pts below the national average of 13.8%
Independent living disability8% same as the national average of 8.4%
Lacks transport6.6% 2.6 pts below the national average of 9.2%
Loneliness31.7% 2.7 pts below the national average of 34.4%
Mammography use72.7% 3.2 pts below the national average of 75.9%
Poor mental health (14+ days)16.3% 0.5 pts below the national average of 16.8%
Mobility disability14.7% 0.7 pts above the national average of 14%
Poor physical health (14+ days)14.3% 0.8 pts above the national average of 13.5%
Self-care disability3.8% same as the national average of 4%
Utility shut-off threat6.3% 2.5 pts below the national average of 8.8%
Sleeps under 7 hours35.5% 0.9 pts below the national average of 36.4%
Stroke3.8% same as the national average of 3.4%
All natural teeth lost10.9% 2.1 pts below the national average of 13%
Vision disability4.7% 0.9 pts below the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments12
People employed38
Annual payroll$2,512,000
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 78.1% of US census tracts
FEMA ratingRelatively Moderate
Expected annual loss81.4 out of 100
Community resilience74.7 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.

Strong wind98.1Very High at its worst in this ZIP code
Drought97.3Relatively Moderate at its worst in this ZIP code
Hail91.5Relatively High at its worst in this ZIP code
Tornado89.4Very High at its worst in this ZIP code
River flooding83.5Relatively High at its worst in this ZIP code
Cold wave83.1Relatively High at its worst in this ZIP code
Landslide76.9Relatively Low at its worst in this ZIP code
Earthquake62.6Relatively Low at its worst in this ZIP code
Winter weather55.7Relatively Moderate at its worst in this ZIP code
Ice storm55.5Relatively Low at its worst in this ZIP code
Wildfire51.1Very Low at its worst in this ZIP code
Lightning49.5Relatively Moderate at its worst in this ZIP code
Hurricane34.5Very Low at its worst in this ZIP code
Heat wave21.4Relatively 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$84,464$81,702$78,538
Income per person$37,714$45,104$43,289
Poverty rate2.1%11.7%12.4%
Median home value$171,600$250,500$303,400
Median gross rent$1,088$1,227$1,348
Homeownership68%66.8%65%
Bachelor's degree or higher27.6%37.2%35%
Unemployment rate0.4%5.8%5.2%
Works from home26.4%14%13.5%
Born outside the US3%14.4%13.9%
Median age29.638.938.7
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 stationCOMPTON 1 NW, IL US7.9 km away

Average high and low by month

January28.3°F / 12.2°F
February33.1°F / 15.9°F
March46°F / 25.6°F
April59°F / 36.3°F
May70.9°F / 48.5°F
June79.5°F / 57.9°F
July82.6°F / 61.4°F
August81.2°F / 59.6°F
September75.3°F / 51.2°F
October62.7°F / 39.7°F
November47.4°F / 28.8°F
December34.3°F / 18.5°F
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 supermarketNone of this ZIP code
No vehicle and far from a supermarketNone of this ZIP code
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 7 school districts, so the address decides which one, not the ZIP code.

Mendota Community Consolidated School District 28931.1% of this ZIP code's land area
Mendota Township High School District 28031.1% of this ZIP code's land area
Ashton-Franklin Center CUSD 27521% of this ZIP code's land area
Amboy Community Unit School District 2726% of this ZIP code's land area
Paw Paw CUSD 2714.3% of this ZIP code's land area
Rochelle Township High School District 2123.3% of this ZIP code's land area
Steward Elementary School District 2203.3% 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 vulnerability33more vulnerable than 33% of US census tracts
Socioeconomic status41more vulnerable than 41% of US census tracts
Household characteristics50more vulnerable than 50% of US census tracts
Racial and ethnic minority status11more vulnerable than 11% of US census tracts
Housing type and transport32more vulnerable than 32% of US census tracts
Walkability3.8 out of 20Least walkable
Nearby ZIP codes

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

61331 Lee Center, IL7.9 km away
61318 Compton, IL9.9 km away
61367 Sublette, IL11.3 km away
61310 Amboy, IL13.3 km away
61006 Ashton, IL15.1 km away
61031 Franklin Grove, IL17.7 km away
61324 Eldena, IL18.9 km away
61353 Paw Paw, IL19.2 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.

Lee County100% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area60.58 sq mi
Water area0.12 sq mi
Population density10 people per sq mi
Latitude, longitude41.7292, -89.1909

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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