ZIP Code 51105 Map
Census ZIP Code Tabulation Area 51105 in Sioux City, IA (Woodbury County). ZCTA boundaries closely approximate USPS delivery areas.
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ZIP 51105 Demographics
Source: U.S. Census Bureau, American Community Survey 2020-2024 5-year estimates.
Population
10,415
Households
3,596
Median household income
$51,786
Median age
29.6 years
Median home value
$96,200
Median gross rent
$859/mo
Owner-occupied homes
48.2%
Bachelor's degree or higher
7.8%
Below poverty level
21.6%
Land area
6 sq mi
Population density
1,750 / sq mi