Zip Code 51455 — Manning, IA
51455 is a ZIP Code associated with Manning, IA, located within Carroll. 51455 ranks #2 out of 11 ZIP codes in Carroll County by population (and #251 out of 970 in IA). The area supports an estimated population of 2,279 residents across Data Pending housing units, with a population density of 7.8 people per square mile.
WorldPlaceData database updated: October 2026
📍 View location on OpenStreetMap (41.908290, -95.055900)
| Data Metric | Local Statistic |
|---|
| Postal / Zip Code | 51455 |
| Primary City | Manning |
| State / Province | IA |
| County | Carroll |
| Total Population | 2,279 |
| Median Household Income | Data Pending |
| Total Housing Units | Data Pending |
| Population Density | 7.8 people/sq mi |
| Timezone | America/Chicago |
How 51455 Compares
| Metric | ZIP 51455 | Carroll County | IA State Average |
|---|
| Population | 2,279 | 19,141 (Total) | 3,210,984 (Total) |
| Average ZIP Income | Data Pending | N/A | N/A |
| Population Density | 7.8 /sq mi | -- | -- |
| County Pop Rank | #2 of 11 | -- | -- |
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 →