ZIP code 51555
Where is ZIP code 51555?
Missouri Valley, Iowa
Harrison County · Standard ZIP code
ZIP code 51555 belongs to Missouri Valley, Iowa in Harrison County. 51555 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 codes 402, 531 and 712. About 4,952 people live in the 51555 area, where the median household income is $85,273. The closest ZIP codes are 51556 (Modale, 7 mi northwest), 51542 (Honey Creek, 7 mi south) and 51546 (Logan, 7.6 mi northeast).
| ZIP code | 51555 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Missouri Valley |
| Also accepted | Missouri Vly, Mo Valley |
| State | Iowa (IA) |
| County | Harrison County |
| Time zone | Central Time · now |
| Area codes | 402, 531, 712 |
| Coordinates | 41.5644, -95.8913 map |
| 3-digit prefix | 515 |
Population and income in 51555
| Population | 4,952 · higher than 85% of Iowa ZIP codes |
|---|---|
| People per square mile | 34 · higher than 64% of Iowa ZIP codes |
| Median age | 42.6 years · lower than 51% of Iowa ZIP codes |
| Men / women | 48% / 52% |
| Median household income | $85,273 · higher than 72% of Iowa ZIP codes |
| Income per person | $41,354 |
| Below the poverty line | 6.7% |
| Bachelor’s degree or higher | 24% of adults 25+ |
| Median home value | $188,700 · higher than 65% of Iowa ZIP codes |
| Median rent | $812 a month |
| Housing units | 2,324 |
| Households | 2,148 (2.26 people on average) |
| Owners / renters | 77% / 23% |
| Land area | 146.1 sq mi (plus 2.44 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 51555. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 51555
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 51556 | Modale, IA | 7 mi NW | Standard |
| 51542 | Honey Creek, IA | 7 mi S | Standard |
| 51546 | Logan, IA | 7.6 mi NE | Standard |
| 51550 | Magnolia, IA | 8.9 mi N | Standard |
| 68023 | Fort Calhoun, NE | 11.4 mi SW | Standard |
| 51557 | Mondamin, IA | 11.6 mi NW | Standard |
| 51559 | Neola, IA | 13.3 mi SE | Standard |
| 68008 | Blair, NE | 14 mi W | Standard |
| 51526 | Crescent, IA | 14.2 mi S | Standard |
| 51579 | Woodbine, IA | 15.5 mi NE | Standard |
| 68112 | Omaha, NE | 16.6 mi S | Standard |
| 51563 | Persia, IA | 16.8 mi E | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 51555 or measure the distance to another ZIP code.
How to address mail to 51555
123 MAIN ST
MISSOURI VALLEY IA 51555
Put the city, the two-letter state code and the ZIP code on the last line. USPS also accepts MISSOURI VLY and MO VALLEY as the city name for 51555. Adding the 4-digit ZIP+4 code (51555-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 51555?
- 51555 is a Missouri Valley, Iowa ZIP code. Missouri Vly and Mo Valley are also accepted as the city name.
- What county is 51555 in?
- ZIP code 51555 is in Harrison County, Iowa.
- What time zone is ZIP code 51555 in?
- 51555 is in the Central Time zone (America/Chicago).
- What area code is 51555?
- Phone numbers in ZIP code 51555 use area codes 402, 531 and 712.
- What is the population of ZIP code 51555?
- About 4,952 people live in ZIP code 51555, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 51555?
- The median household income in 51555 is $85,273 a year, higher than 72% of Iowa ZIP codes.
- What ZIP codes are near 51555?
- The nearest ZIP codes to 51555 are 51556 (Modale, 7 miles), 51542 (Honey Creek, 7 miles), 51546 (Logan, 7.6 miles) and 51550 (Magnolia, 8.9 miles).