ZIP code 61439
Where is ZIP code 61439?
Henderson, Illinois
Knox County · PO Box only ZIP code
ZIP code 61439 belongs to Henderson, Illinois in Knox County. 61439 is a PO Box only ZIP code: it is used for post office boxes at the Henderson post office, not for street addresses. It is in the Central Time zone and uses area code 309. About 299 people live in the 61439 area, where the median household income is $59,125. The closest ZIP codes are 61488 (Wataga, 4.5 mi east), 61401 (Galesburg, 5.3 mi south) and 61402 (Galesburg, 5.6 mi south).
| ZIP code | 61439 |
|---|---|
| Type | PO Box only (no street delivery) |
| Status | Active |
| City | Henderson |
| State | Illinois (IL) |
| County | Knox County |
| Time zone | Central Time · now |
| Area code | 309 |
| Coordinates | 41.0276, -90.3575 map |
| 3-digit prefix | 614 |
Population and income in 61439
| Population | 299 · lower than 88% of Illinois ZIP codes |
|---|---|
| People per square mile | 239 · higher than 66% of Illinois ZIP codes |
| Median age | 37.3 years · lower than 79% of Illinois ZIP codes |
| Men / women | 57% / 44% |
| Median household income | $59,125 · lower than 80% of Illinois ZIP codes |
| Income per person | $27,228 |
| Below the poverty line | 23% |
| Bachelor’s degree or higher | 20% of adults 25+ |
| Median home value | $113,900 · lower than 72% of Illinois ZIP codes |
| Median rent | $663 a month |
| Housing units | 136 |
| Households | 123 (2.43 people on average) |
| Owners / renters | 70% / 30% |
| Land area | 1.25 sq mi |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 61439. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 61439
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 61488 | Wataga, IL | 4.5 mi E | Standard |
| 61401 | Galesburg, IL | 5.3 mi S | Standard |
| 61402 | Galesburg, IL | 5.6 mi S | PO Box only |
| 61472 | Rio, IL | 6 mi N | Standard |
| 61430 | East Galesburg, IL | 6.5 mi S | Standard |
| 61467 | Oneida, IL | 7.3 mi NE | Standard |
| 61466 | North Henderson, IL | 7.9 mi NW | Standard |
| 61448 | Knoxville, IL | 8.9 mi SE | Standard |
| 61412 | Alexis, IL | 9.8 mi W | Standard |
| 61435 | Gerlaw, IL | 10.4 mi W | Standard |
| 61413 | Alpha, IL | 11.5 mi N | Standard |
| 61490 | Woodhull, IL | 11.5 mi N | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 61439 or measure the distance to another ZIP code.
How to address mail to 61439
PO BOX 123
HENDERSON IL 61439
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (61439-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 61439?
- 61439 is a Henderson, Illinois ZIP code.
- What county is 61439 in?
- ZIP code 61439 is in Knox County, Illinois.
- What time zone is ZIP code 61439 in?
- 61439 is in the Central Time zone (America/Chicago).
- What area code is 61439?
- Phone numbers in ZIP code 61439 use area code 309.
- What is the population of ZIP code 61439?
- About 299 people live in ZIP code 61439, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 61439?
- The median household income in 61439 is $59,125 a year, lower than 80% of Illinois ZIP codes.
- Can I use 61439 for a street address?
- No. 61439 is only for PO Boxes. Street addresses in Henderson use another ZIP code.
- What ZIP codes are near 61439?
- The nearest ZIP codes to 61439 are 61488 (Wataga, 4.5 miles), 61401 (Galesburg, 5.3 miles), 61402 (Galesburg, 5.6 miles) and 61472 (Rio, 6 miles).