Sioux City ZIP Code, Iowa USA

Sioux City is one of the popular cities of Iowa, covers 9 zip codes 2 counties, and accommodates a total population of 85,469 residents, based on the 2022 American Community Survey (ACS 5-year) data. The 51106 ZIP code's location SIOUX CITY is the most populated location having 27,652 residents, among all ZIP code locations in Sioux City, IA. This resource summarizes its demographic information such as Sioux City zip codes, population, area codes, household income, per capita income including other useful socio-economic indicators.

Sioux City, IA ZIP Codes Cover 9 Locations

The ZIP codes of Sioux City covers 9 major locations in Iowa in the United States.

ZIP Code	Post Office Location	Post Office	Population
51101	SIOUX CITY 214 JACKSON ST	Standard	1070
51102	SIOUX CITY 214 JACKSON ST	Post-Box Only using 51101 Facility	-
51103	SIOUX CITY 214 JACKSON ST	Post-Box Only using 51101 Facility	17005
51104	SIOUX CITY 214 JACKSON ST	Post-Box Only using 51101 Facility	22759
51105	SIOUX CITY 214 JACKSON ST	Post-Box Only using 51101 Facility	11214
51106	SIOUX CITY 214 JACKSON ST	Post-Box Only using 51101 Facility	27652
51108	SIOUX CITY 214 JACKSON ST	Post-Box Only using 51101 Facility	5555
51109	SIOUX CITY 214 JACKSON ST	Post-Box Only using 51101 Facility	3619
51111	SIOUX CITY 214 JACKSON ST	Post-Box Only using 51101 Facility	124

All 9 ZIP Codes of Sioux City, IA Part of 2 Counties

9 ZIP code locations of Sioux City, IA spread across 2 counties of Iowa in the United States.

• Plymouth County
• Woodbury County

712 Area Code is used in Sioux City, IA

NPA code 712 is being used in all Sioux City, IA ZIP code locations in the United States, according to North American Numbering Plan Administrator (NANPA).

• 712 Area Code

City of Sioux City, IA Socio-economic and Demographic Data

Sioux City is a city in Plymouth County and Woodbury County, Iowa, USA. This socio-economic and demographic dynamics of Sioux City, IA briefly summarizes how its total population of 85,469 residents (42,694 males and 42,775 females) connected to education, employment, income, housing and more.

City	Sioux City
County	Plymouth County and Woodbury County
State	Iowa
Total Population	85,469
Median Age	34
Total Male Population	42,694
Total Female Population	42,775
Male Female Ratio	998 female per 1,000 male
Younger Ppulation below 16 years	19,948
White Population	62,231
Hispanic or Latino Population	18,264
Black Population	4,452
Asian Population	2,218
Total US Natives or Citizens	85,469
Total Non US Citizens	5,431
Per Capita Income	$31,428
Total Household Income	$81,401
Total Housing Units	32,449
Vacant Housing Units	1,973

This population information for Sioux City is sourced from 2022 American Community Survey (ACS 5-year) data.