County ProfileIA
Woodbury County
Population: 105,941 · 24 ZIP codes
Demographics
Source: U.S. Census Bureau (ACS/Decennial). Estimates vary by year.
People
Total population
105,941
People
Median age
36.1
Housing
Total households
40,699
Income
Median household income
$73,658
Housing
Total housing units
43,388
Employment
Employment rate
64.3%
Education
Bachelor’s degree or higher
24.3%
Healthcare
Insured population
92.7%
County details
Local time 04:36:47(CT)| Name | Woodbury |
|---|---|
| Total ZIP codes | 24total |
| ZIP codes (by type) | 23 Standard1 PO Box |
| Area code | 712 |
| Timezone | Central Time (CT) |
| Coordinates | 42.3932198, -96.0532956 |
| Land area | 872.9 sq miles(2,260.8 km²) |
Map of Woodbury county, Iowa with ZIP codes
Cities and Communities in Woodbury County
Compare the largest cities in Woodbury County by population, median income, and growth. Use the table below to analyze key demographic shifts across the region.
| City | Population | Median incomeHousehold | ZIP codes |
|---|---|---|---|
| Sioux City | 85,797 | $68,906 | 9ZIPs |
| Sergeant Bluff | 5,015 | $123,481 | 1ZIPs |
| Moville | 1,687 | $96,016 | 1ZIPs |
| Sloan | 1,042 | $68,125 | 1ZIPs |
| Lawton | 943 | $86,875 | 1ZIPs |
| Correctionville | 766 | $50,192 | 1ZIPs |
| Anthon | 545 | $51,250 | 1ZIPs |
| Pierson | 337 | $75,000 | 1ZIPs |
| Danbury | 320 | $64,375 | 1ZIPs |
| Salix | 295 | $62,500 | 1ZIPs |
| Bronson | 294 | $86,458 | 1ZIPs |
| Hornick | 255 | $85,938 | 1ZIPs |
| Cushing | 230 | $66,875 | 1ZIPs |
| Smithland | 181 | $98,750 | 1ZIPs |
| Climbing Hill | 97 | $87,500 | 1ZIPs |
| Oto | 72 | — | 1ZIPs |
— Data unavailable or suppressed by the U.S. Census Bureau for areas with small sample sizes to protect individual privacy.
ZIP Codes in Woodbury County
Review the most populated postal areas across Woodbury County. Use the ranking below to compare resident density and demographic scales between the county's major zones.
| ZIP | City | Median incomeHousehold | Population (ZIP) |
|---|---|---|---|
| 51106 | Sioux City | $78,434 | 28,655 |
| 51104 | Sioux City | $75,362 | 23,080 |
| 51103 | Sioux City | $58,197 | 16,827 |
| 51105 | Sioux City | $51,786 | 10,565 |
| 51108 | Sioux City | $81,205 | 5,967 |
| 51054 | Sergeant Bluff | $119,716 | 5,737 |
| 51109 | Sioux City | $79,034 | 3,109 |
| 51039 | Moville | $110,000 | 2,576 |
| 51030 | Lawton | $86,167 | 1,780 |
| 51055 | Sloan | $72,143 | 1,381 |
| 51016 | Correctionville | $51,875 | 1,361 |
| 51101 | Sioux City | $15,300 | 1,146 |
| 51004 | Anthon | $43,882 | 956 |
| 51052 | Salix | $108,750 | 956 |
| 51026 | Hornick | $80,500 | 741 |
| 51019 | Danbury | $75,000 | 715 |
| 51007 | Bronson | $117,125 | 678 |
| 51048 | Pierson | $83,158 | 571 |
| 51056 | Smithland | $103,313 | 404 |
| 51018 | Cushing | $60,833 | 385 |
Data Sources & Citations
The geographic and demographic information presented on this site is compiled from publicly available, authoritative sources, including:
- United States Census BureauDemographic, population, housing, and socioeconomic data sourced from Census Bureau datasets, including the Decennial Census and the American Community Survey (ACS).Census Data
- United States Postal Service (USPS)ZIP code classifications, delivery types, and postal designations used for reference purposes. USPS ZIP codes are intended for mail delivery and may not always align exactly with Census geographic boundaries.USPS