ZIP Code 51105 - Sioux City Iowa

ZIP Code 51105 is located in Sioux City Iowa. 51105 is entirely within Woodbury County. Regionally, it is located in the Sioux City Area.

Stats Demographics Geography Politics Schools Climate Related Pages

ZIP Code 51105 Quick Stats

ZIP Code NameSioux City
Primary CountyWoodbury County
ZIP Code TypeStandard
Population (2022)11,214
Area Code(s)712
Current Time

ZIP Code 51105 Map

51105 Demographics

51105 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 51105 is White. The majority race/ethnicity attending public schools in 51105 is Hispanic. The current unemployment level in 51105 is 3.0%.

Population Growth Rate12.95%
Population Density1,447 People per Square Mile
Total Households3,595
Percentage High Income Households0.2%
Median Household Income (2021)$41,469
Average Adjusted Gross Income (2021)$133,570
Current Unemployment Rate (May 2024)3.0%
Majority Race/EthnictyWhite - 53.04%
Public School Majority Race/EthnictyHispanic - 61.87%

51105 Race/Ethnicty Breakdown

Native American3973.23%
Hawaiian/Pac. Islander460.37%

51105 Public School Race/Ethnicty Breakdown

Native American352.99%
Hawaiian/Pac. Islander141.19%

51105 Educational Attainment Levels

Highest Education Level AttainedTotalPercentage
Less Than 1 Year of College50412.94%
Bachelor Degree3669.4%
High School Diploma1,44837.18%
No High School Diploma2777.11%
GED or Alternate45911.78%
1 or More Years of College55314.2%
Associates Degree2195.62%
Masters Degree571.46%
Professional Degree120.31%
Doctorate Degree00%

51105 Geography

Adjacent ZIP Codes
Cities/Towns in 51105
RegionSioux City Area
Metropolitan/Micropolitan Stat AreaSioux City, IA-NE-SD
Time ZoneCentral Daylight Time
IANA TimezoneAmerica/Chicago
Area8 Square Miles

51105 Politics

US Congressional Districts in 51105
Iowa State Senate Districts in 51105
Iowa State House of Representatives Districts in 51105

51105 Schools

School Districts in 51105

51105 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

51105 Annual Climate Data

Avg Min Temp (°F)8152637495963615139251337
Avg Max Temp (°F)28354762738286837664453159
Avg Precip (In.).62.672.112.9343.793.543.022.592.111.57.8127.78

Most Popular ZIP Code Searches in Iowa