ZIP code 51401
Where is ZIP code 51401?
Carroll, Iowa
Carroll County · Standard ZIP code
ZIP code 51401 belongs to Carroll, Iowa in Carroll County. 51401 is a standard ZIP code, so it covers street addresses as well as PO Boxes. It is in the Central Time zone and uses area code 712. About 11,990 people live in the 51401 area, where the median household income is $70,702. The closest ZIP codes are 51452 (Lidderdale, 6 mi northeast), 51444 (Halbur, 7.2 mi southwest) and 51443 (Glidden, 7.8 mi east).
| ZIP code | 51401 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Carroll |
| State | Iowa (IA) |
| County | Carroll County |
| Time zone | Central Time · now |
| Area code | 712 |
| Coordinates | 42.072, -94.8667 map |
| 3-digit prefix | 514 |
Population and income in 51401
| Population | 11,990 · higher than 93% of Iowa ZIP codes |
|---|---|
| People per square mile | 71 · higher than 76% of Iowa ZIP codes |
| Median age | 43 years · higher than 52% of Iowa ZIP codes |
| Men / women | 49% / 51% |
| Median household income | $70,702 · lower than 59% of Iowa ZIP codes |
| Income per person | $41,907 |
| Below the poverty line | 7.9% |
| Bachelor’s degree or higher | 27% of adults 25+ |
| Median home value | $195,700 · higher than 68% of Iowa ZIP codes |
| Median rent | $726 a month |
| Housing units | 5,670 |
| Households | 5,310 (2.18 people on average) |
| Owners / renters | 74% / 26% |
| Land area | 168.53 sq mi (plus 0.24 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 51401. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 51401
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 51452 | Lidderdale, IA | 6 mi NE | PO Box only |
| 51444 | Halbur, IA | 7.2 mi SW | PO Box only |
| 51443 | Glidden, IA | 7.8 mi E | Standard |
| 51430 | Arcadia, IA | 8.8 mi W | Standard |
| 51436 | Breda, IA | 9.9 mi NW | Standard |
| 51463 | Templeton, IA | 11.5 mi S | Standard |
| 51440 | Dedham, IA | 11.8 mi S | Standard |
| 51451 | Lanesboro, IA | 11.9 mi NE | PO Box only |
| 51459 | Ralston, IA | 12.2 mi E | Standard |
| 51467 | Westside, IA | 13.6 mi W | Standard |
| 51433 | Auburn, IA | 14.1 mi N | Standard |
| 51455 | Manning, IA | 15 mi SW | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 51401 or measure the distance to another ZIP code.
How to address mail to 51401
123 MAIN ST
CARROLL IA 51401
Put the city, the two-letter state code and the ZIP code on the last line. Avoid Maple River, Mount Carmel, Roselle and Willey: USPS doesn’t recognize them as the city for this ZIP code. Adding the 4-digit ZIP+4 code (51401-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 51401?
- 51401 is a Carroll, Iowa ZIP code.
- What county is 51401 in?
- ZIP code 51401 is in Carroll County, Iowa.
- What time zone is ZIP code 51401 in?
- 51401 is in the Central Time zone (America/Chicago).
- What area code is 51401?
- Phone numbers in ZIP code 51401 use area code 712.
- What is the population of ZIP code 51401?
- About 11,990 people live in ZIP code 51401, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 51401?
- The median household income in 51401 is $70,702 a year, lower than 59% of Iowa ZIP codes.
- What ZIP codes are near 51401?
- The nearest ZIP codes to 51401 are 51452 (Lidderdale, 6 miles), 51444 (Halbur, 7.2 miles), 51443 (Glidden, 7.8 miles) and 51430 (Arcadia, 8.8 miles).