61439 ZIP Code — Henderson, IL

Knox County, Illinois

ZIP code 61439 is located in Henderson, Illinois, within Knox County. It covers approximately 1.25 square miles and serves a population of 250 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 309.

About ZIP code 61439

The housing stock consists of predominantly single-family detached homes. Most homes were built in the pre-1940, giving the area an established character. Median home value is $95,600. Owner-occupancy sits near the national average at 75%.

Median household income is $55,500. Poverty affects 30% of residents, above the national average. 48% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 25 minutes is near the national average.

College attainment at 16% is below the national average, consistent with a trades and production-oriented local economy.

Overall, ZIP code 61439 reflects a community defined by a trades-oriented workforce, economic challenges above the national average, and a significant Social Security-dependent population.

250
population
1.25
sq mi land
Standard
ZIP type
Central (CT)
timezone
61439 ZIP code map
Cities in ZIP code 61439

Below are the cities the US Postal Service accepts for ZIP code 61439. Using any city not on this list may result in mail delivery delays.

City Status
Henderson Acceptable
Demographics updated 05/2026
Population
Total population 250
Population density 200 / sq mi
State FIPS 17
County FIPS 095
Geography
Land area 1.25 sq mi
Water area 0.00 sq mi
Latitude 41.0276
Longitude -90.3603
Timezone Central (CT)
Area code 309
Total population by age
Gender
Race & ethnicity
Economics updated 05/2026
Household income
Income range This ZIP County avg State avg
Under $50k 48.1% 54.0% 37.2%
$50k – $100k 32.4% 29.8% 29.6%
$100k – $200k 18.5% 14.2% 24.4%
Over $200k 0.9% 2.0% 8.8%

Demographics & statistics

250
Population
200
People per sq mi
34.5
Median age
$55,500
Median household income
$25,002
Per capita income
$95,600
Median home value
$833
Median monthly rent
74.5%
Home ownership
30.4%
Poverty rate
7.1%
Unemployment
82
Housing units
16.4%
Bachelor's or higher

Age distribution

Male Female
11
Under 5
8
12
5–9
8
19
10–14
14
13
15–19
9
13
20–24
9
6
25–34
4
14
35–44
11
6
45–54
5
8
55–59
6
10
60–64
8
22
65–74
17
5
75–84
4
5
85+
3
← Male
Female →

Age summary

GroupCount%
Under 188634.4%
18 and over16465.6%
65 and over5622.4%
Median age34.5 years

Race & ethnicity

White 75.4%
Hispanic or Latino 9.4%
Two or more races 8.7%
Black or African American 5.4%
Other race 1.1%
GroupCount%
White20875.4%
Hispanic or Latino269.4%
Two or more races248.7%
Black or African American155.4%
Other race31.1%

Household income

Income range This ZIP County avg State avg
Under $50k 48.1% 54.0% 37.2%
$50k – $100k 32.4% 29.8% 29.6%
$100k – $200k 18.5% 14.2% 24.4%
Over $200k 0.9% 2.0% 8.8%
Under $10k 7.5%
$10k–$15k 1.9%
$15k–$25k 13.2%
$25k–$35k 17.0%
$35k–$50k 6.6%
$50k–$75k 18.9%
$75k–$100k 15.1%
$100k–$150k 16.0%
$150k–$200k 2.8%
$200k+ 0.9%
Range% of households
Under $10k7.5%
$10k–$15k1.9%
$15k–$25k13.2%
$25k–$35k17.0%
$35k–$50k6.6%
$50k–$75k18.9%
$75k–$100k15.1%
$100k–$150k16.0%
$150k–$200k2.8%
$200k+0.9%
Median income$55,500

Housing

Home values

Under $50k 11.4%
$50k–$100k 43.0%
$100k–$150k 25.3%
$150k–$200k 6.3%
$200k–$300k 13.9%

Housing overview

MetricValue
Median home value$95,600
Median rent / month$833
Owner occupied74.5%
Renter occupied25.5%
Vacant2.8%
Single-family detached93.6%
Large apartment buildings0.0%
Mobile homes0.0%
Median rooms6.1
Avg household size (owned)2.13

Year built

Era%
2020 or later0.0%
2010–20190.0%
2000–20090.0%
1990–19991.8%
1980–198911.0%
1970–197927.5%
1960–196915.6%
1950–195912.8%
1940–19492.8%
1939 or earlier28.4%

Bedrooms

Size% of units
No bedroom (studio)0.0%
1 bedroom11.9%
2 bedrooms30.3%
3 bedrooms40.4%
4 bedrooms15.6%
5+ bedrooms1.8%

Vehicles per household

Vehicles% of households
No vehicle5.7%
1 vehicle26.4%
2 vehicles50.9%
3 or more17.0%

Heating fuel

Fuel type%
Utility gas84.0%
Electricity16.0%

Households & families

Household typeCount%
Married-couple family4037.7%
Cohabiting couple65.7%
Male householder, no spouse2119.8%
Female householder, no spouse3936.8%
Households with children under 182624.5%
Households with seniors (65+)4441.5%
Average household size2.36

Marital status

StatusMaleFemale
Never married46.7%21.6%
Married42.2%40.9%
Separated0.0%0.0%
Widowed3.3%18.2%
Divorced7.8%19.3%

Education

Less than 9th grade 7.5%
Some HS, no diploma 10.4%
HS graduate 28.4%
Some college, no degree 18.7%
Associate's degree 18.7%
Bachelor's degree 14.2%
Graduate / professional 2.2%
Metric%
HS diploma or higher82.1%
Bachelor's or higher16.4%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool79.7%
Kindergarten00.0%
Elementary school3852.8%
High school1926.4%
College / grad school811.1%

Employment

Industry of employment

Education & healthcare 25.0%
Arts, food & hospitality 20.7%
Retail trade 16.3%
Other services 13.0%
Construction 5.4%
Public administration 5.4%
Transportation & utilities 4.3%
Information 3.3%
Agriculture & mining 2.2%
Finance & real estate 2.2%
Manufacturing 1.1%
Professional & management 1.1%

Occupation

Category%
Management, business & arts34.8%
Service31.5%
Sales & office14.1%
Natural resources & construction9.8%
Production & transportation9.8%

Employment type

Type%
Private sector83.7%
Government12.0%
Self-employed4.3%
Unpaid family workers0.0%

Commute

Method%
Drive alone93.5%
Carpool4.3%
Public transit0.0%
Walk0.0%
Work from home2.2%
Other means0.0%
Avg commute (minutes)24.9

Poverty

All people 30.4%
Under 18 years 60.5%
18 and over 14.6%
Married-couple families 2.5%
Female-led households 41.2%

Income support

Source% of households
Social Security48.1%
Retirement income35.8%
Supplemental Security3.8%
Cash public assistance0.0%
Food stamps / SNAP17.0%

Health indicators

Condition%
Obesity35.4%
High blood pressure38.2%
High cholesterol38.6%
Diabetes12.1%
Heart disease8.4%
Stroke3.7%
Asthma9.5%
Arthritis32.7%
Kidney disease3.5%
Pulmonary disease8.7%
Cancer8.8%
Behavior / access%
Smoking17.9%
Binge drinking13.4%
No physical activity25.5%
Less than 7 hrs sleep32.6%
Depression17.4%
Fair or poor health15.1%
Poor mental health11.8%
Poor physical health10.9%
No health insurance9.8%
Visited doctor (checkup)78.3%
Visited dentist64.4%
Cholesterol screening91.8%
Teeth loss12.9%

Veterans & disability

VeteransCount%
Civilian veterans159.1%
Disability%
Any disability10.0%
Under 188.1%
18–64 years2.8%
65 and over26.8%

Health insurance coverage

Type%
Private insurance54.4%
Public insurance61.2%
No insurance12.0%
Uninsured under 1914.8%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only23192.4%
Spanish00.0%
Other Indo-European00.0%
Asian & Pacific Islander00.0%
Other languages00.0%

Place of birth & citizenship

OriginCount%
Native born (US)24296.8%
Born in same state24296.8%
Born in different state18674.4%
Foreign born00.0%
Naturalized citizen83.2%
Not a US citizen450.0%

Ancestry

AncestryCount%
Italian228.8%
French135.2%
Arab114.4%
AncestryCount%
English10.4%
Polish10.4%

Technology access

Metric% of households
Computer access42.4%
Internet access88.7%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 61439

What city is ZIP code 61439 in?

ZIP code 61439 is primarily assigned to Henderson, Illinois.

What county is ZIP code 61439 in?

ZIP code 61439 falls within Knox County, Illinois.

Is ZIP code 61439 family-oriented?

34% of residents in ZIP code 61439 are under 18, reflecting a younger, family-oriented community.

What is the poverty rate in ZIP code 61439?

30% of residents in ZIP code 61439 live below the poverty line, above the national average.

Does ZIP code 61439 have a large retiree population?

48% of households in ZIP code 61439 receive Social Security income, suggesting a significant retiree or disability population.

What is the typical home value in ZIP code 61439?

The median home value in ZIP code 61439 is $95,600.

What timezone is ZIP code 61439 in?

ZIP code 61439 observes the CST timezone.

Need the complete ZIP code database? Download all 42,000+ US ZIP codes — Excel, CSV, or Access. Includes lat/lng, county FIPS & timezone.
Download database →