🇺🇸 51101 ZIP Code Details

Find detailed information for ZIP Code 51101 in Sioux City, Iowa, including county, population, area codes, maps, and official USPS mailing information.

Home › United States › Iowa › 51101
🇺🇸
51101
Sioux City, Iowa
Woodbury · 🇺🇸 United States
ZIP Code
Population
1,031
Density/mi²
330
Complete ZIP Code Details
ZIP Code51101
CitySioux City
StateIowa (IA)
CountyWoodbury
TimezoneAmerica/Chicago
Coordinates42.4941300, -96.3936100
Population1,031
ZIP TypeSTANDARD
CountryUnited States

About 51101 - Sioux City, Iowa

ZIP code 51101 covers the community of Sioux City in Iowa, the United States. This area falls under Woodbury County.

Around 1,031 people live in the 51101 ZIP code area. It's a quieter, less populous area than the typical Iowa ZIP code (avg. ~3,313).

Population density runs around 330 people per sq. mile, making it a rural area.

Nearby communities in Iowa include Ankeny, Cedar Falls, Dubuque.

51101 vs. Iowa Average
Population Share vs. Nearby ZIP Codes
Frequently Asked Questions
What is the ZIP code for Sioux City?

The ZIP code for Sioux City, Iowa is 51101.

What county is 51101 located in?

51101 is located in Woodbury County, Iowa.

What is the population of 51101?

The population of 51101 (Sioux City) is approximately 1,031 people.

Is 51101 bigger or smaller than a typical Iowa ZIP code?

51101 is less populated than the typical Iowa ZIP code, which averages around 3,313 people.

What are the ZIP code codes near 51101?

ZIP code codes near 51101 include 50023, 50613, 52001.