📍 View location on OpenStreetMap (42.598730, -96.478040)
| Data Metric | Local Statistic |
|---|---|
| Postal / Zip Code | 51109 |
| Primary City | Sioux City |
| State / Province | IA |
| County | Plymouth |
| Total Population | 3,606 |
| Population Density | 79.1 people/sq mi |
| Timezone | America/Chicago |
| Metric | ZIP 51109 | Plymouth County records | IA records |
|---|---|---|---|
| Population estimate | 3,606 | 34,178 (sum) | 3,210,984 (sum) |
| Population Density | 79.1 /sq mi | -- | -- |
| County population rank | #3 of 11 | -- | -- |
| State population rank | #173 of 969 | -- | -- |
Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.
| ZIP Code | City | Distance | Population estimate |
|---|---|---|---|
| ZIP 51103 | Sioux City | 5.6 mi | 16,895 |
| ZIP 51104 | Sioux City | 5.8 mi | 23,197 |
| ZIP 51108 | Sioux City | 7.0 mi | 5,960 |
| ZIP 51062 | Westfield | 8.0 mi | 503 |
| ZIP 51101 | Sioux City | 8.4 mi | 1,031 |
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 →