ZIP Code 51545 - Little Sioux Iowa

51545 Overview

ZIP Code 51545 is located in Little Sioux Iowa. Portions of 51545 are also in River Sioux and Little Sioux Township (Harrison County) and Jackson Township (Harrison County) and Sherman Township (Monona County). 51545 is primarily within Harrison County, with some portions in Monona County. Regionally, 51545 is located in the Omaha Area.

Stats Demographics Geography Politics Climate Related Pages

ZIP Code 51545 Quick Stats

ZIP Code NameLittle Sioux
Primary CountyHarrison County
ZIP Code TypeStandard
Population (2022)271
Area Code(s)712
Current Time
CST

ZIP Code 51545 Map

51545 Demographics

51545 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 51545 is White. The current unemployment level in 51545 is 3.0%.

Population271
Population Growth Rate-6.03%
Population Density7 People per Square Mile
Total Households187
Median Household Income (2021)$37,250
Average Adjusted Gross Income (2021)$175,900
Current Unemployment Rate (December 2024)3.0%
Majority Race/EthnictyWhite - 86.25%

51545 Race/Ethnicty Breakdown

Race/EthnictyTotalPercentage
White27686.25%
Black144.38%
Hispanic309.38%
Asian00%
Native American00%
Hawaiian/Pac. Islander00%

51545 Educational Attainment Levels

Highest Education Level AttainedTotalPercentage
Less Than 1 Year of College3512.46%
Bachelor Degree217.47%
High School Diploma12845.55%
No High School Diploma20.71%
GED or Alternate3913.88%
1 or More Years of College3512.46%
Associates Degree217.47%
Masters Degree00%
Professional Degree00%
Doctorate Degree00%

51545 Geography

Coordinates41.82607651,-96.04042816
Adjacent ZIP Codes
Cities/Towns in 51545
RegionsOmaha Area
Sioux City Area
Metropolitan/Micropolitan Stat AreaOmaha-Council Bluffs, NE-IA
Time ZoneCentral Standard Time
IANA TimezoneAmerica/Chicago
Area38 Square Miles

51545 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

51545 Annual Climate Data

JanFebMarAprMayJunJulAugSepOctNovDecAnnual
Avg Min Temp (°F)10162738506065625240271539
Avg Max Temp (°F)30374963748387847765473361
Avg Precip (In.).71.772.253.084.274.233.813.43.162.321.6.8630.46

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