Zip Code 51054 — Sergeant Bluff, IA
51054 is a ZIP Code associated with Sergeant Bluff, IA, located within Woodbury. 51054 ranks #5 out of 20 ZIP codes in Woodbury County by population (and #136 out of 970 in IA). The area supports an estimated population of 5,583 residents across Data Pending housing units, with a population density of 55.7 people per square mile.
WorldPlaceData database updated: October 2026
📍 View location on OpenStreetMap (42.378320, -96.331590)
| Data Metric | Local Statistic |
|---|
| Postal / Zip Code | 51054 |
| Primary City | Sergeant Bluff |
| State / Province | IA |
| County | Woodbury |
| Total Population | 5,583 |
| Median Household Income | Data Pending |
| Total Housing Units | Data Pending |
| Population Density | 55.7 people/sq mi |
| Timezone | America/Chicago |
How 51054 Compares
| Metric | ZIP 51054 | Woodbury County | IA State Average |
|---|
| Population | 5,583 | 97,439 (Total) | 3,210,984 (Total) |
| Average ZIP Income | Data Pending | N/A | N/A |
| Population Density | 55.7 /sq mi | -- | -- |
| County Pop Rank | #5 of 20 | -- | -- |
Nearby ZIP Codes
Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →