ZIP code 51054
Where is ZIP code 51054?
Sergeant Bluff, Iowa
Woodbury County · Standard ZIP code
ZIP code 51054 belongs to Sergeant Bluff, Iowa in Woodbury County. 51054 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 5,583 people live in the 51054 area, where the median household income is $119,716. The closest ZIP codes are 51111 (Sioux City, 1 mi northwest), 51102 (Sioux City, 2.9 mi southeast) and 51106 (Sioux City, 4.5 mi north).
| ZIP code | 51054 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Sergeant Bluff |
| Also accepted | Sergeant Blf |
| State | Iowa (IA) |
| County | Woodbury County |
| Time zone | Central Time · now |
| Area codes | 402, 531, 712 |
| Coordinates | 42.4019, -96.3534 map |
| 3-digit prefix | 510 |
Population and income in 51054
| Population | 5,583 · higher than 86% of Iowa ZIP codes |
|---|---|
| People per square mile | 144 · higher than 82% of Iowa ZIP codes |
| Median age | 37 years · lower than 82% of Iowa ZIP codes |
| Men / women | 50% / 50% |
| Median household income | $119,716 · higher than 97% of Iowa ZIP codes |
| Income per person | $47,922 |
| Below the poverty line | 8.9% |
| Bachelor’s degree or higher | 37% of adults 25+ |
| Median home value | $301,900 · higher than 93% of Iowa ZIP codes |
| Median rent | $1,156 a month |
| Housing units | 2,110 |
| Households | 1,961 (2.81 people on average) |
| Owners / renters | 75% / 25% |
| Land area | 38.68 sq mi (plus 0.79 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 51054. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 51054
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 51111 | Sioux City, IA | 1 mi NW | Standard |
| 51102 | Sioux City, IA | 2.9 mi SE | PO Box only |
| 51106 | Sioux City, IA | 4.5 mi N | Standard |
| 68731 | Dakota City, NE | 5.3 mi W | Standard |
| 68776 | South Sioux City, NE | 5.5 mi NW | Standard |
| 51052 | Salix, IA | 6 mi SE | Standard |
| 51101 | Sioux City, IA | 7.1 mi N | Standard |
| 51105 | Sioux City, IA | 7.2 mi N | Standard |
| 68030 | Homer, NE | 7.5 mi SW | Standard |
| 51007 | Bronson, IA | 8.1 mi E | Standard |
| 51103 | Sioux City, IA | 8.2 mi NW | Standard |
| 51104 | Sioux City, IA | 8.9 mi N | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 51054 or measure the distance to another ZIP code.
How to address mail to 51054
123 MAIN ST
SERGEANT BLUFF IA 51054
Put the city, the two-letter state code and the ZIP code on the last line. USPS also accepts SERGEANT BLF as the city name for 51054. Avoid Sgt Bluff: USPS doesn’t recognize it as the city for this ZIP code. Adding the 4-digit ZIP+4 code (51054-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 51054?
- 51054 is a Sergeant Bluff, Iowa ZIP code. Sergeant Blf is also accepted as the city name.
- What county is 51054 in?
- ZIP code 51054 is in Woodbury County, Iowa.
- What time zone is ZIP code 51054 in?
- 51054 is in the Central Time zone (America/Chicago).
- What area code is 51054?
- Phone numbers in ZIP code 51054 use area codes 402, 531 and 712.
- What is the population of ZIP code 51054?
- About 5,583 people live in ZIP code 51054, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 51054?
- The median household income in 51054 is $119,716 a year, higher than 97% of Iowa ZIP codes.
- What ZIP codes are near 51054?
- The nearest ZIP codes to 51054 are 51111 (Sioux City, 1 miles), 51102 (Sioux City, 2.9 miles), 51106 (Sioux City, 4.5 miles) and 68731 (Dakota City, 5.3 miles).