What city is ZIP code 61426?

61426 is a Castleton, Illinois ZIP code.

What county is 61426 in?

ZIP code 61426 is in Stark County, Illinois.

What time zone is ZIP code 61426 in?

61426 is in the Central Time zone (America/Chicago).

What area code is 61426?

Phone numbers in ZIP code 61426 use area code 309.

What is the population of ZIP code 61426?

About 41 people live in ZIP code 61426, according to the Census Bureau’s American Community Survey (2020–2024).

Can I use 61426 for a street address?

No. 61426 is only for PO Boxes. Street addresses in Castleton use another ZIP code.

What ZIP codes are near 61426?

The nearest ZIP codes to 61426 are 61421 (Bradford, 3.7 miles), 61424 (Camp Grove, 4.7 miles), 61491 (Wyoming, 5.5 miles) and 61483 (Toulon, 8.1 miles).

ZIP code 61426

Where is ZIP code 61426?

Castleton, Illinois

Stark County · PO Box only ZIP code

ZIP code 61426 belongs to Castleton, Illinois in Stark County. 61426 is a PO Box only ZIP code: it is used for post office boxes at the Castleton post office, not for street addresses. It is in the Central Time zone and uses area code 309. About 41 people live in the 61426 area. The closest ZIP codes are 61421 (Bradford, 3.7 mi northeast), 61424 (Camp Grove, 4.7 mi southeast) and 61491 (Wyoming, 5.5 mi southwest).

ZIP code	61426
Type	PO Box only (no street delivery)
Status	Active
City	Castleton
State	Illinois (IL)
County	Stark County
Time zone	Central Time · now
Area code	309
Coordinates	41.1183, -89.7071 map
3-digit prefix	614

Population and income in 61426

Population	41 · lower than 99% of Illinois ZIP codes
People per square mile	13 · lower than 89% of Illinois ZIP codes
Median age	29.8 years · lower than 97% of Illinois ZIP codes
Men / women	24% / 76%
Income per person	$0
Below the poverty line	37%
Bachelor’s degree or higher	52% of adults 25+
Housing units	18
Households	18 (2.28 people on average)
Owners / renters	100% / 0.0%
Land area	3.06 sq mi

Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 61426. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.

ZIP codes near 61426

ZIP code	City	Distance	Type
61421	Bradford, IL	3.7 mi NE	Standard
61424	Camp Grove, IL	4.7 mi SE	PO Box only
61491	Wyoming, IL	5.5 mi SW	Standard
61483	Toulon, IL	8.1 mi W	Standard
61479	Speer, IL	9.5 mi S	Standard
61345	Neponset, IL	12.7 mi N	Standard
61449	La Fayette, IL	12.9 mi W	Standard
61526	Edelstein, IL	13.5 mi SE	Standard
61314	Buda, IL	13.6 mi N	Standard
61443	Kewanee, IL	14.3 mi NW	Standard
61560	Putnam, IL	14.8 mi E	Standard
61559	Princeville, IL	14.8 mi S	Standard

Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 61426 or measure the distance to another ZIP code.

How to address mail to 61426

JANE SMITH
PO BOX 123
CASTLETON IL 61426

Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (61426-XXXX) helps mail sort faster but isn’t required.

Questions

What city is ZIP code 61426?: 61426 is a Castleton, Illinois ZIP code.
What county is 61426 in?: ZIP code 61426 is in Stark County, Illinois.
What time zone is ZIP code 61426 in?: 61426 is in the Central Time zone (America/Chicago).
What area code is 61426?: Phone numbers in ZIP code 61426 use area code 309.
What is the population of ZIP code 61426?: About 41 people live in ZIP code 61426, according to the Census Bureau’s American Community Survey (2020–2024).
Can I use 61426 for a street address?: No. 61426 is only for PO Boxes. Street addresses in Castleton use another ZIP code.
What ZIP codes are near 61426?: The nearest ZIP codes to 61426 are 61421 (Bradford, 3.7 miles), 61424 (Camp Grove, 4.7 miles), 61491 (Wyoming, 5.5 miles) and 61483 (Toulon, 8.1 miles).