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U.S. ZIP Code 51104
5-digit United States postal code #51104, Sioux City, IA
ZIP code 51104 is located in the city (place name) Sioux City, сounty Woodbury in the state of Iowa. The population in ZIP code 51104 is 22104 and the population density is 1098.8. ZIP code 51104 refers to сounty Woodbury having сounty FIPS 19193, the ratio of people from different counties in this ZIP code is as follows: all county weights - 19193: 100%. In the area of the ZIP code 51104 valid time zone America/Chicago.
ZIP: 51104
County: Woodbury
Place Name: Sioux City
State: Iowa
State Abbreviation: IA
Coordinates: 42° 32' 7.44" N, 96° 24' 14.904" W
Latitude: 42.535400000000
Longitude: -96.404140000000
Population: 22104
Density: 1098.8/km2
Time zone: America/Chicago
County FIPS: 19193
All county weights: 19193: 100%