ZIP Code 51106 - Sioux City Iowa

ZIP Code 51106 is located in Sioux City Iowa. Portions of 51106 are also in Sergeant Bluff and Woodbury Township and Concord Township (Woodbury County). 51106 is entirely within Woodbury County. Regionally, it is located in the Sioux City Area.

Stats Demographics Geography Politics Schools Climate Related Pages

ZIP Code 51106 Quick Stats

ZIP Code NameSioux City
Primary CountyWoodbury County
ZIP Code TypeStandard
Population (2022)27,652
Area Code(s)712
Current Time

ZIP Code 51106 Map

51106 Demographics

51106 can be classified socioeconomically as Lower Middle Class class compared to other ZIP Codes in Iowa based on Median Household Income and Average Adjusted Gross Income. The majority race/ethnicity residing in 51106 is White. The majority race/ethnicity attending public schools in 51106 is White. The current unemployment level in 51106 is 3.0%.

Population Growth Rate2.22%
Population Density842 People per Square Mile
Total Households10,011
Percentage High Income Households1.5%
Median Household Income (2021)$72,919
Average Adjusted Gross Income (2020)$62,480
Current Unemployment Rate (April 2024)3.0%
Majority Race/EthnictyWhite - 84.26%
Public School Majority Race/EthnictyWhite - 61.97%

51106 Race/Ethnicty Breakdown

Native American1760.63%
Hawaiian/Pac. Islander1440.51%

51106 Public School Race/Ethnicty Breakdown

Native American661.6%
Hawaiian/Pac. Islander621.51%

51106 Educational Attainment Levels

Highest Education Level AttainedTotalPercentage
Less Than 1 Year of College1,3028.62%
Bachelor Degree2,60917.28%
High School Diploma4,93832.7%
No High School Diploma1981.31%
GED or Alternate6884.56%
1 or More Years of College2,55416.92%
Associates Degree1,57610.44%
Masters Degree9706.42%
Professional Degree1631.08%
Doctorate Degree1010.67%

51106 Geography

Adjacent ZIP Codes
Cities/Towns in 51106
RegionSioux City Area
Metropolitan/Micropolitan Stat AreaSioux City, IA-NE-SD
Time ZoneCentral Daylight Time
IANA TimezoneAmerica/Chicago
Area33 Square Miles

51106 Politics

US Congressional Districts in 51106
Iowa State Senate Districts in 51106
Iowa State House of Representatives Districts in 51106

51106 Weather and Climate Data

Plant Hardiness ZoneZone 5a: -20F to -15F
Average First Frost DateOctober 1 - 10
Average Last Frost DateApril 21 - 31
Koppen-Geiger Climate ZoneDfa - Humid Continental Hot Summers
Ecoregion47m - Western Loess Hills

51106 Annual Climate Data

Avg Min Temp (°F)8152637505964615139251337
Avg Max Temp (°F)28354762738286837664453159
Avg Precip (In.).62.652.082.863.913.733.4932.552.071.49.7527.21

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