Postal Codes

61233 ZIP Code

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ZIP code 61233 covers Andover, Illinois, with a population of about 245 and a median household income of $66,146.

Population
245340 per square mile
Median age
51.813.1 points above the US average
Median household income
$66,14619% below the Illinois median
Poverty rate
4.5%7.9 points below the US average
Median home value
$172,50031% below the Illinois median
Degree or higher
13.2%21.8 points below the US average
Homeownership
73.8%8.8 points above the US average
Time zone
Central UTC-06:00observes daylight saving time
Businesses
11

Where 61233 is

Andover, 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

Population245
Median age51.8
Family households72%
Born outside the US2%
Speaks a language other than English at home5%
White (non-Hispanic)86.1%
Black (non-Hispanic)0%
Asian (non-Hispanic)0%
Hispanic or Latino4.9%
Veterans3.6%
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$66,146
Income per person$33,736
Poverty rate4.5%
Households on SNAP or cash assistance5.6%

Household income distribution

Under $10k0.0%
$10–15k11.2%
$15–20k0.0%
$20–25k5.6%
$25–30k0.0%
$30–35k5.6%
$35–40k7.5%
$40–45k1.9%
$45–50k5.6%
$50–60k7.5%
$60–75k25.2%
$75–100k4.7%
$100–125k6.5%
$125–150k4.7%
$150–200k14.0%
$200k or more0.0%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$172,500
Rent as a share of household income20.7%
Owner-occupied73.8%
Vacant homes0%
Median year built1965

What the homes are

Detached house94.4%
5 to 19 units5.6%
Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate6.7%
Bachelor's degree or higher13.2%
High school diploma or higher97.4%
Works from home3.6%
Drives to work alone69.4%
Takes public transport0%
Commutes 45 minutes or more11.2%
Health

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

Obesity35.4% 2 pts above the national average of 33.4%
Diagnosed diabetes10.8% 1.2 pts below the national average of 12%
Currently smokes13.3% same as the national average of 13.2%
High blood pressure34.6% 0.5 pts above the national average of 34.1%
Fair or poor general health16.8% 3.5 pts below the national average of 20.3%
No health insurance (18–64)6.7% 4.6 pts below the national average of 11.3%
Depression22.3% same as the national average of 21.9%
No leisure-time physical activity21.6% 3.8 pts below the national average of 25.4%
Arthritis27.9% 2.8 pts above the national average of 25.1%
Binge drinking19.5% 3.5 pts above the national average of 16%
Taking blood pressure medication77.5% 2.8 pts above the national average of 74.7%
Cancer (non-skin)9.7% 2 pts above the national average of 7.7%
Current asthma10.1% same as the national average of 10.4%
Coronary heart disease6.6% same as the national average of 6.2%
Routine check-up in past year77.6% 0.9 pts above the national average of 76.7%
Cholesterol screening87.2% 1.3 pts above the national average of 85.9%
Cognitive disability12.8% 2 pts below the national average of 14.8%
Colorectal screening70.3% 6 pts above the national average of 64.3%
COPD7.3% 0.7 pts above the national average of 6.6%
Visited a dentist66.4% 5.1 pts above the national average of 61.3%
Any disability28.8% 1.9 pts below the national average of 30.7%
Lacks emotional support23.5% 1.3 pts below the national average of 24.8%
Food insecurity10.4% 6.7 pts below the national average of 17.1%
Received food stamps9.3% 5 pts below the national average of 14.3%
Hearing disability7.3% 0.6 pts above the national average of 6.7%
High cholesterol37% 0.8 pts above the national average of 36.2%
Housing insecurity8.6% 5.2 pts below the national average of 13.8%
Independent living disability7.3% 1.1 pts below the national average of 8.4%
Lacks transport5.9% 3.3 pts below the national average of 9.2%
Loneliness32.8% 1.6 pts below the national average of 34.4%
Mammography use72.6% 3.3 pts below the national average of 75.9%
Poor mental health (14+ days)16.5% same as the national average of 16.8%
Mobility disability12.7% 1.3 pts below the national average of 14%
Poor physical health (14+ days)12.8% 0.7 pts below the national average of 13.5%
Self-care disability3.1% 0.9 pts below the national average of 4%
Utility shut-off threat5.4% 3.4 pts below the national average of 8.8%
Sleeps under 7 hours35.1% 1.3 pts below the national average of 36.4%
Stroke3.3% same as the national average of 3.4%
All natural teeth lost12.1% 0.9 pts below the national average of 13%
Vision disability3.9% 1.7 pts below the national average of 5.6%
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments11
People employed35
Annual payroll$1,273,000
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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 64.3% of US census tracts
FEMA ratingRelatively Moderate
Expected annual loss75.5 out of 100
Community resilience76 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 wind99.4Very High at its worst in this ZIP code
Drought97.4Relatively Moderate at its worst in this ZIP code
Hail88.5Relatively Moderate at its worst in this ZIP code
Landslide83.4Relatively Low at its worst in this ZIP code
Ice storm82.1Relatively Moderate at its worst in this ZIP code
Winter weather78.7Relatively Moderate at its worst in this ZIP code
Tornado78.5Relatively High at its worst in this ZIP code
Lightning76.9Relatively Moderate at its worst in this ZIP code
Cold wave72.9Relatively Moderate at its worst in this ZIP code
Heat wave70.8Relatively Moderate at its worst in this ZIP code
Earthquake54.4Relatively Low at its worst in this ZIP code
River flooding50.8Relatively Moderate at its worst in this ZIP code
Wildfire42.2Very Low at its worst in this ZIP code
Hurricane31.4Very 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$66,146$81,702$78,538
Income per person$33,736$45,104$43,289
Poverty rate4.5%11.7%12.4%
Median home value$172,500$250,500$303,400
Median gross rent$1,227$1,348
Homeownership73.8%66.8%65%
Bachelor's degree or higher13.2%37.2%35%
Unemployment rate6.7%5.8%5.2%
Works from home3.6%14%13.5%
Born outside the US2%14.4%13.9%
Median age51.838.938.7
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 stationGENESEO, IL US21 km away
Rain in a year39 in
Snow in a year28 in

Average high and low by month

January30.8°F / 14.6°F1.64 in rain, 9.8 in snow
February35.7°F / 18.6°F1.81 in rain, 6.1 in snow
March48.9°F / 29.3°F2.7 in rain, 2.8 in snow
April62.2°F / 39.9°F3.96 in rain, 0.7 in snow
May73.7°F / 51.6°F4.87 in rain
June82.8°F / 61.5°F4.42 in rain
July85.7°F / 65.1°F4.13 in rain
August83.4°F / 62.9°F4.1 in rain
September77.1°F / 54.5°F3.57 in rain
October64°F / 42.9°F3.21 in rain, 0.1 in snow
November48.8°F / 30.7°F2.56 in rain, 1.6 in snow
December35.9°F / 20.5°F2.12 in rain, 7.3 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 2 school districts, so the address decides which one, not the ZIP code.

Orion Community Unit School District 22384.6% of this ZIP code's land area
Cambridge Community Unit School District 22715.4% 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 vulnerability27more vulnerable than 27% of US census tracts
Socioeconomic status23more vulnerable than 23% of US census tracts
Household characteristics37more vulnerable than 37% of US census tracts
Racial and ethnic minority status8more vulnerable than 8% of US census tracts
Housing type and transport51more vulnerable than 51% of US census tracts
Walkability4.4 out of 20Least walkable
Nearby ZIP codes

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

61262 Lynn Center, IL3.4 km away
61274 Osco, IL7.8 km away
61238 Cambridge, IL9.4 km away
61468 Ophiem, IL9.4 km away
61273 Orion, IL10.9 km away
61490 Woodhull, IL12.3 km away
61413 Alpha, IL13.7 km away
61281 Sherrard, IL17 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.

Henry County100% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area0.72 sq mi
Population density340 people per sq mi
Latitude, longitude41.2954, -90.2905

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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