Postal Codes

60551 ZIP Code

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ZIP code 60551 covers Sheridan, Illinois, with a population of about 4,984 and a median household income of $84,925.

Population
4,98484 per square mile
Median age
38.9about the US average
Median household income
$84,925about the Illinois median
Poverty rate
10.2%2.2 points below the US average
Typical home value
$308,978up 31.2% in five years
Median rent
$88828% below the Illinois median
Degree or higher
14.8%20.2 points below the US average
Homeownership
81.7%16.7 points above the US average
Time zone
Central UTC-06:00observes daylight saving time
Businesses
56

Where 60551 is

Sheridan, 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

Population4,984
Median age38.9
Family households73.2%
Born outside the US2.2%
Speaks a language other than English at home7.9%
White (non-Hispanic)69.2%
Black (non-Hispanic)19.8%
Asian (non-Hispanic)1.9%
Hispanic or Latino7%
Veterans9.1%
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$84,925
Income per person$31,887
Poverty rate10.2%
Households on SNAP or cash assistance14.8%

Household income distribution

Under $10k2.3%
$10–15k1.1%
$15–20k3.9%
$20–25k3.7%
$25–30k0.0%
$30–35k2.9%
$35–40k2.0%
$40–45k6.8%
$45–50k1.3%
$50–60k7.7%
$60–75k10.3%
$75–100k16.1%
$100–125k13.9%
$125–150k6.4%
$150–200k4.8%
$200k or more16.8%

Income as declared to the IRS

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

Tax returns filed1,720
Mean adjusted gross income$80,100
Returns declaring $200,000 or more5.2%
Returns, under $25k22.7%
Returns, $25k–$50k21.5%
Returns, $50k–$75k13.4%
Returns, $75k–$100k13.4%
Returns, $100k–$200k23.8%
Returns, $200k or more5.2%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$247,300
Median gross rent$888
Owner-occupied81.7%
Vacant homes1.1%
Median year built1985

What the homes are

Detached house89.2%
2 to 4 units1.9%
5 to 19 units0.5%
Mobile home8.5%
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$308,978as of 2026-07
Typical home value, 1 yearup 5.4%
Typical home value, 5 yearsup 31.2%
Typical home value, 10 yearsup 78.5%
Typical home value since 2000
200920172026$308,978$158,676

$183,710 in 2009 to $308,978 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate2.2%
Bachelor's degree or higher14.8%
High school diploma or higher82.1%
Works from home4%
Drives to work alone85.5%
Takes public transport0.1%
Commutes 45 minutes or more33.6%
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 diabetes9.9% 2.1 pts below the national average of 12%
Currently smokes15.2% 2 pts above the national average of 13.2%
High blood pressure32.3% 1.8 pts below the national average of 34.1%
Fair or poor general health18% 2.3 pts below the national average of 20.3%
No health insurance (18–64)10.1% 1.2 pts below the national average of 11.3%
Depression20% 1.9 pts below the national average of 21.9%
No leisure-time physical activity21.8% 3.6 pts below the national average of 25.4%
Arthritis21.8% 3.3 pts below the national average of 25.1%
Binge drinking22.2% 6.2 pts above the national average of 16%
Taking blood pressure medication69.3% 5.4 pts below the national average of 74.7%
Cancer (non-skin)6.5% 1.2 pts below the national average of 7.7%
Current asthma9.6% 0.8 pts below the national average of 10.4%
Coronary heart disease5.2% 1 pts below the national average of 6.2%
Routine check-up in past year74.7% 2 pts below the national average of 76.7%
Cholesterol screening83.8% 2.1 pts below the national average of 85.9%
Cognitive disability13.8% 1 pts below the national average of 14.8%
Colorectal screening61.5% 2.8 pts below the national average of 64.3%
COPD6.1% 0.5 pts below the national average of 6.6%
Visited a dentist57.9% 3.4 pts below the national average of 61.3%
Any disability27.4% 3.3 pts below the national average of 30.7%
Lacks emotional support29.6% 4.8 pts above the national average of 24.8%
Food insecurity15.8% 1.3 pts below the national average of 17.1%
Received food stamps13.5% 0.8 pts below the national average of 14.3%
Hearing disability5.6% 1.1 pts below the national average of 6.7%
High cholesterol32.5% 3.7 pts below the national average of 36.2%
Housing insecurity14.1% same as the national average of 13.8%
Independent living disability7.3% 1.1 pts below the national average of 8.4%
Lacks transport8.4% 0.8 pts below the national average of 9.2%
Loneliness35.9% 1.5 pts above the national average of 34.4%
Mammography use73.6% 2.3 pts below the national average of 75.9%
Poor mental health (14+ days)17.1% 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)12.1% 1.4 pts below the national average of 13.5%
Self-care disability3.3% 0.7 pts below the national average of 4%
Utility shut-off threat8.5% same as the national average of 8.8%
Sleeps under 7 hours38.9% 2.5 pts above the national average of 36.4%
Stroke2.8% 0.6 pts below the national average of 3.4%
All natural teeth lost11.9% 1.1 pts below the national average of 13%
Vision disability4.2% 1.4 pts below the national average of 5.6%
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments56
People employed373
Annual payroll$18,997,000
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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 80.6% of US census tracts
FEMA ratingRelatively Moderate to Relatively High across the 3 census tracts this ZIP code covers
Expected annual loss80 out of 100
Community resilience84.9 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 wave96.9Very High at its worst in this ZIP code
Drought96.3Relatively Moderate at its worst in this ZIP code
Strong wind89.4Relatively High at its worst in this ZIP code
Landslide87.2Relatively Low at its worst in this ZIP code
River flooding85.7Relatively High at its worst in this ZIP code
Tornado78.2Relatively High at its worst in this ZIP code
Earthquake73.9Relatively Low at its worst in this ZIP code
Lightning71.5Relatively High at its worst in this ZIP code
Hail70Relatively Moderate at its worst in this ZIP code
Winter weather69.6Relatively Moderate at its worst in this ZIP code
Ice storm65.3Relatively Moderate at its worst in this ZIP code
Wildfire60.7Very Low at its worst in this ZIP code
Heat wave50.8Relatively Moderate at its worst in this ZIP code
Hurricane33.5Very 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$84,925$81,702$78,538
Income per person$31,887$45,104$43,289
Poverty rate10.2%11.7%12.4%
Median home value$247,300$250,500$303,400
Median gross rent$888$1,227$1,348
Homeownership81.7%66.8%65%
Bachelor's degree or higher14.8%37.2%35%
Unemployment rate2.2%5.8%5.2%
Works from home4%14%13.5%
Born outside the US2.2%14.4%13.9%
Median age38.938.938.7
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 stationMARSEILLES LOCK, IL US22 km away
Rain in a year39 in
Snow in a year25 in

Average high and low by month

January31.4°F / 14.2°F1.95 in rain, 8.4 in snow
February35.4°F / 17.2°F1.9 in rain, 7.3 in snow
March47.5°F / 27.2°F2.54 in rain, 2.9 in snow
April61.2°F / 37.3°F3.59 in rain, 0.3 in snow
May72.6°F / 48.5°F4.7 in rain
June81.1°F / 58.1°F4.92 in rain
July84°F / 61.9°F3.85 in rain
August82.4°F / 60.5°F4.09 in rain
September77.1°F / 52.9°F3.46 in rain
October64.1°F / 41.2°F3.2 in rain
November49.1°F / 30°F2.72 in rain, 0.8 in snow
December36.6°F / 20.5°F2.11 in rain, 5.3 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 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 6 school districts, so the address decides which one, not the ZIP code.

Serena CUSD 262.5% of this ZIP code's land area
Somonauk Community Unit School District 4328.7% of this ZIP code's land area
Newark Community High School District 188.5% of this ZIP code's land area
Newark Community Consolidated School District 668.5% of this ZIP code's land area
Leland Community Unit School District 17.9% of this ZIP code's land area
Sandwich Community Unit School District 4304% 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 vulnerability38more vulnerable than 38% of US census tracts
Socioeconomic status43more vulnerable than 43% of US census tracts
Household characteristics20more vulnerable than 20% of US census tracts
Racial and ethnic minority status27more vulnerable than 27% of US census tracts
Housing type and transport57more vulnerable than 57% of US census tracts
Walkability4.7 out of 20Least walkable
Nearby ZIP codes

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

60549 Serena, IL6.9 km away
60537 Millington, IL7.9 km away
60557 Wedron, IL11.8 km away
60541 Newark, IL12 km away
60531 Leland, IL13.1 km away
60536 Millbrook, IL13.4 km away
60548 Sandwich, IL13.5 km away
60552 Somonauk, IL13.6 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.

LaSalle County100% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area59.3 sq mi
Water area0.72 sq mi
Population density84 people per sq mi
Latitude, longitude41.5164, -88.6706

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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