Postal Codes

60543 ZIP Code

Advertisement

English Español

ZIP code 60543 covers Oswego, Illinois, with a population of about 41,723 and a median household income of $116,507.

Population
41,723995 per square mile
Median age
39.20.5 points above the US average
Median household income
$116,5071.4× the Illinois median
Poverty rate
2.7%9.7 points below the US average
Typical home value
$425,806up 40.4% in five years
Median rent
$1,5581.3× the Illinois median
Degree or higher
42.3%7.3 points above the US average
Homeownership
86.2%21.2 points above the US average
Time zone
Central UTC-06:00observes daylight saving time
Businesses
943

Where 60543 is

Oswego, 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

Population41,723
Median age39.2
Family households79.8%
Born outside the US13.2%
Speaks a language other than English at home21.3%
White (non-Hispanic)64%
Black (non-Hispanic)10%
Asian (non-Hispanic)3.8%
Hispanic or Latino17.8%
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$116,507
Income per person$45,795
Poverty rate2.7%
Households on SNAP or cash assistance9.4%

Household income distribution

Under $10k2.7%
$10–15k0.6%
$15–20k0.2%
$20–25k1.4%
$25–30k2.2%
$30–35k0.9%
$35–40k1.3%
$40–45k2.5%
$45–50k2.5%
$50–60k4.7%
$60–75k9.3%
$75–100k13.8%
$100–125k14.0%
$125–150k11.3%
$150–200k14.9%
$200k or more17.9%

Income as declared to the IRS

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

Tax returns filed19,920
Mean adjusted gross income$94,998
Returns declaring $200,000 or more10.3%
Returns, under $25k23.9%
Returns, $25k–$50k16.8%
Returns, $50k–$75k13.0%
Returns, $75k–$100k10.7%
Returns, $100k–$200k25.3%
Returns, $200k or more10.3%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$319,300
Median gross rent$1,558
Rent as a share of household income34%
Owner-occupied86.2%
Vacant homes0.9%
Median year built1999

What the homes are

Detached house71.7%
Attached house16.7%
2 to 4 units4.3%
5 to 19 units4.9%
20 or more units2.4%
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$425,806as of 2026-07
Typical home value, 1 yearup 2.8%
Typical home value, 5 yearsup 40.4%
Typical home value, 10 yearsup 80.5%
Typical asking rent$2,380as of 2026-07
Typical asking rent, 1 yearup 2.3%
Typical home value since 2000
200120132026$425,806$196,514

$208,821 in 2001 to $425,806 in 2026.

Typical asking rent
202220242026$2,380$1,966

$1,966 in 2022 to $2,380 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate2.9%
Bachelor's degree or higher42.3%
High school diploma or higher94.2%
Works from home15.1%
Drives to work alone74.4%
Takes public transport0.5%
Commutes 45 minutes or more23.7%
Health

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

Obesity38.6% 5.2 pts above the national average of 33.4%
Diagnosed diabetes9% 3 pts below the national average of 12%
Currently smokes10.5% 2.7 pts below the national average of 13.2%
High blood pressure29.4% 4.7 pts below the national average of 34.1%
Fair or poor general health14% 6.3 pts below the national average of 20.3%
No health insurance (18–64)7.2% 4.1 pts below the national average of 11.3%
Depression19.8% 2.1 pts below the national average of 21.9%
No leisure-time physical activity18.1% 7.3 pts below the national average of 25.4%
Arthritis21.5% 3.6 pts below the national average of 25.1%
Binge drinking20% 4 pts above the national average of 16%
Taking blood pressure medication73.3% 1.4 pts below the national average of 74.7%
Cancer (non-skin)7.2% 0.5 pts below the national average of 7.7%
Current asthma9.7% 0.7 pts below the national average of 10.4%
Coronary heart disease4.4% 1.8 pts below the national average of 6.2%
Routine check-up in past year77.4% 0.7 pts above the national average of 76.7%
Cholesterol screening88.3% 2.4 pts above the national average of 85.9%
Cognitive disability11% 3.8 pts below the national average of 14.8%
Colorectal screening63.1% 1.2 pts below the national average of 64.3%
COPD4.7% 1.9 pts below the national average of 6.6%
Visited a dentist69.6% 8.3 pts above the national average of 61.3%
Any disability22.4% 8.3 pts below the national average of 30.7%
Lacks emotional support23.7% 1.1 pts below the national average of 24.8%
Food insecurity10.3% 6.8 pts below the national average of 17.1%
Received food stamps8.2% 6.1 pts below the national average of 14.3%
Hearing disability4.9% 1.8 pts below the national average of 6.7%
High cholesterol33% 3.2 pts below the national average of 36.2%
Housing insecurity9.8% 4 pts below the national average of 13.8%
Independent living disability5.9% 2.5 pts below the national average of 8.4%
Lacks transport5.8% 3.4 pts below the national average of 9.2%
Loneliness32.3% 2.1 pts below the national average of 34.4%
Mammography use75.1% 0.8 pts below the national average of 75.9%
Poor mental health (14+ days)15.2% 1.6 pts below the national average of 16.8%
Mobility disability9.4% 4.6 pts below the national average of 14%
Poor physical health (14+ days)10.6% 2.9 pts below the national average of 13.5%
Self-care disability2.5% 1.5 pts below the national average of 4%
Utility shut-off threat5.7% 3.1 pts below the national average of 8.8%
Sleeps under 7 hours34.4% 2 pts below the national average of 36.4%
Stroke2.4% 1 pts below the national average of 3.4%
All natural teeth lost8% 5 pts below the national average of 13%
Vision disability3.3% 2.3 pts below the national average of 5.6%
Advertisement
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments943
People employed9,943
Annual payroll$417,565,000
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 71.4% of US census tracts
FEMA ratingRelatively Moderate to Relatively High across the 13 census tracts this ZIP code covers
Expected annual loss89.7 out of 100
Community resilience93.9 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 wave97Very High at its worst in this ZIP code
Tornado89.1Very High at its worst in this ZIP code
Strong wind87.5Relatively High at its worst in this ZIP code
Drought80.9Relatively Low at its worst in this ZIP code
River flooding72.7Relatively High at its worst in this ZIP code
Landslide62.5Very Low at its worst in this ZIP code
Winter weather56.1Relatively Moderate at its worst in this ZIP code
Wildfire49.3Very Low at its worst in this ZIP code
Earthquake48.9Relatively Low at its worst in this ZIP code
Heat wave44Relatively Moderate at its worst in this ZIP code
Hail43.3Relatively Low at its worst in this ZIP code
Lightning42.2Relatively Moderate at its worst in this ZIP code
Ice storm38.4Relatively Low at its worst in this ZIP code
Hurricane19.5Very 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$116,507$81,702$78,538
Income per person$45,795$45,104$43,289
Poverty rate2.7%11.7%12.4%
Median home value$319,300$250,500$303,400
Median gross rent$1,558$1,227$1,348
Homeownership86.2%66.8%65%
Bachelor's degree or higher42.3%37.2%35%
Unemployment rate2.9%5.8%5.2%
Works from home15.1%14%13.5%
Born outside the US13.2%14.4%13.9%
Median age39.238.938.7
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 stationAURORA, IL US11 km away
Rain in a year39 in
Snow in a year28 in

Average high and low by month

January30.5°F / 16°F1.86 in rain, 9.1 in snow
February34.9°F / 19.5°F1.83 in rain, 7.9 in snow
March47°F / 28.9°F2.35 in rain, 2.6 in snow
April59.8°F / 39.3°F4.05 in rain, 0.6 in snow
May71.1°F / 50.1°F4.86 in rain
June80.5°F / 60.1°F4.5 in rain
July84°F / 64.8°F4.19 in rain
August82.1°F / 63.1°F3.86 in rain
September75.8°F / 55.3°F3.37 in rain
October62.8°F / 43.1°F3.7 in rain
November47.8°F / 31.7°F2.71 in rain, 1.3 in snow
December35.6°F / 21.8°F2.19 in rain, 6.4 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 supermarket40% of this ZIP code's area
No vehicle and far from a supermarket36% 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 2 school districts, so the address decides which one, not the ZIP code.

Oswego Community Unit School District 30894.9% of this ZIP code's land area
Yorkville Community Unit School District 1154.9% 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 vulnerability13more vulnerable than 13% of US census tracts
Socioeconomic status15more vulnerable than 15% of US census tracts
Household characteristics40more vulnerable than 40% of US census tracts
Racial and ethnic minority status50more vulnerable than 50% of US census tracts
Housing type and transport9more vulnerable than 9% of US census tracts
Walkability7.2 out of 20Below average
Nearby ZIP codes

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

60538 Montgomery, IL3.8 km away
60512 Bristol, IL8.1 km away
60503 Aurora, IL8.5 km away
60507 Aurora, IL8.7 km away
60568 Aurora, IL8.7 km away
60572 Aurora, IL8.7 km away
60506 Aurora, IL9.1 km away
60505 Aurora, IL9.1 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.

Kendall County99.2% of this ZIP code's land area
Will County0.6% of this ZIP code's land area
Kane County0.2% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area41.95 sq mi
Water area0.48 sq mi
Population density995 people per sq mi
Latitude, longitude41.6849, -88.3453

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.

Advertisement