Henderson, IL · standard
ZIP Code 61439
Knox County, Illinois - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 269
- 154/sq mi High-density area
- $59,125
- Median income Below-median income area
- $113,900
- Median home value Below-median home value
- 20.2%
- Bachelor's or higher Near-average bachelor's attainment
National ZIP placement
Henderson pairs a below-median household income with among the most affordable home values nationally, in a rural, homeowner-dominated area.
- 28th pct
- household income, US ZIPs
- 14th pct
- home value, US ZIPs
- 154
- people per sq mi
- 70%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 61439 against every reporting US ZIP.
ZIP code 61439 is a sparsely populated ZIP (a standard USPS delivery area) in Henderson, Knox County, Illinois, home to just 269 residents across 1.7 square miles, a density of 154 people per square mile, in the Chicago time zone.
ZIP 61439 reports a modest median household income of $59,125 (26% below the average Illinois ZIP), while per-capita income is $27,228. The poverty rate is 22.5%, so the area-level income figures should not be treated as typical household experience. Home values sit below the statewide ZIP benchmark: the median is $113,900 (41% below the average Illinois ZIP), and median rent is $663; owner occupancy is 69.9%.
Educational attainment sits below the national norm: 20.2% of adults hold a bachelor's degree or higher, the median age is 37.3, and the average commute is -. The page also surfaces 8 ZIP codes within roughly 10 miles and 6 more in Knox County, so 61439 can be compared with both its immediate and county-level context.
Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 61439, Henderson, IL · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.
Quick Facts
269
Population
1.7
Area (sq mi)
154
People / sq mi
Chicago
Time Zone
standard
ZIP Type
Who lives in ZIP 61439?
37.3
Median Age
56.5%
Male
43.5%
Female
3.0%
Foreign-Born
Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How much do residents earn?
$59,125
Median Household Income
-26% vs state ZIP avg
$27,228
Per Capita Income
22.5%
Poverty Rate
7.6%
Unemployment Rate
How ZIP 61439 ranks among Illinois ZIPs
Henderson, IL household income vs. every Illinois ZIP code
Median household income among 1,334 reporting Illinois ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$59,125 20th percentile higher than 20% of 1,334 Illinois ZIPs
Each bar is a $20K-wide band; taller bars hold more Illinois ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
Housing stock: occupied vs vacant
136housing units
136
Total Housing Units
123
Occupied Units
13
Vacant Units
2.43
Avg Household Size
Occupancy Type
$113,900
Median Home Value
-41% vs state ZIP avg
$663
Median Rent
1970
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
Nearby ZIP Codes
Want a side-by-side? Compare 61439 vs 61488 →
ZIP 61439 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 61401
Galesburg (61401)
34,788 residents
- 61448 3,823
Knoxville (61448)
3,823 residents
- 61488 1,120
Wataga (61488)
1,120 residents
- 61467 1,048
Oneida (61467)
1,048 residents
- 61430 828
East Galesburg (61430)
828 residents
- 61423 682
Cameron (61423)
682 residents
- 61472 648
Rio (61472)
648 residents
- 61466 342
North Henderson (61466)
342 residents
- 61439 269
Henderson (61439)
269 residents
What this shows Among its immediate neighbors, ZIP 61439 ranks #9 by population - useful context the national average alone can't give.
ZIP 61439 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 61467
Oneida (61467)
$88,472 median income
- 61448
Knoxville (61448)
$82,500 median income
- 61430
East Galesburg (61430)
$79,333 median income
- 61423
Cameron (61423)
$78,594 median income
- 61472
Rio (61472)
$76,500 median income
- 61466
North Henderson (61466)
$73,462 median income
- 61488
Wataga (61488)
$68,333 median income
- 61439
Henderson (61439)
$59,125 median income
- 61401
Galesburg (61401)
$50,546 median income
What this shows By household income, ZIP 61439 ranks #8 of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 61439, both outside IL so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Knox County
Related Areas
Frequently Asked Questions
What county is ZIP code 61439 in?
ZIP code 61439 (Henderson) is located in Knox County, Illinois. Knox County contains multiple ZIP codes, see the full list at /counties/knox-il.
What is the population of ZIP code 61439?
ZIP code 61439 in Henderson, IL has a population of 269 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 61439?
The median household income in ZIP 61439 is $59,125, which is 22% below the national average of $76,288.
What is the average home value in ZIP 61439?
The median home value in ZIP 61439 is $113,900, which is 59% below the national average of $278,155.
What is the demographic makeup of ZIP 61439?
The largest racial group in ZIP 61439 is White at 77.6%. Hispanic or Latino residents make up 11.0% of the population.
What is the education level in ZIP code 61439?
In ZIP code 61439, 49.1% of residents aged 25+ have a high school diploma or higher, and 20.2% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What percentage of residents own vs. rent in ZIP 61439?
In ZIP code 61439, approximately 69.9% of occupied housing units are owner-occupied and 30.1% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 61439?
The poverty rate in ZIP code 61439 is 22.5% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
Take this with you
What to do with ZIP 61439's numbers, next.
- See how ZIP 61439 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Henderson, IL ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
- Save this ZIP to your shortlist to track alongside others you're considering View your shortlist
ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.