Zip Code 51109 Map and Profile

Official Zip Code NameSioux City
Zip Code StateIowa
Zip Code TypeNon-Unique
Primary County: Plymouth
Secondary County: Woodbury
Area Code712
Current Population:3098
Racial Majority:White 92.55%
Public School Racial Majority:White 72.7%
Unemployment Rate:4.3%
Median Household Income$46000
Average Adjusted Gross Income$45360
School Test Performance:Below Average
Average Commute Time19.4 Minutes
Time Zone:Central Daylight Time
Elevation Range1161 - 1368 ft.
Area17 Sqm.
Coordinates(Y,X)42.58589800, -96.47332800

Zip Code 51109 Description

Zip Code 51109 is located in the state of Iowa in the Sioux City metro area. Zip code 51109 is primarily located in Plymouth County. Portions of 51109 are also located in Woodbury County. The official US Postal Service name for 51109 is SIOUX CITY, Iowa. Portions of zip code 51109 are contained within or border the city limits of Sioux City, IA, North Sioux City, SD, . The area code for zip code 51109 is 712. 51109 can be classified socioeconically as a Lower Middle Class class zipcode in comparison to other zipcodes in Iowa.

The current unemployment level in 51109 is 4.3% which is higher than the current county unemployment level of 2.9% and is higher than the current state unemployment at 4.0% and lower than the current national unemployment rate at 5.2%.

According the 2010 US Census, the population of 51109 increased to 3098 from 2947 over the past 10 years. The majority ethnicity residing in 51109 is White while the majority ethnicity attending 51109 public schools is White. 71.6% of students in 51109 public schools receive or are eligible to participate in free or reduced lunch programs.

 White 2707 92.55% 2761 -2%
 Black Or African American 21 0.72% 32 -34%
 Hispanic 178 6.09% 225 -21%
 American Indian Or Alaskan Native 12 0.41% 22 -45%
 Asian 0 0% 12 -100%
 Native Hawaiian & Other Pacific Islander 0 0% 1 -100%
 Other Race 0 0% 0 +0%
 Two Or More Races 45 0.24% 45 -84%

Zip Code 51109 Race/Ethnicity

 White 72.7%
 Black Or African American 2.8%
 Hispanic 18.2%
 Asian 0.6%
 Hawaii/Pacific Islander 0.9%
 American Indian Or Alaskan Native 1.4%
 Two or More Races 3.4%

Zip Code 51109 Public School Race/Ethnicity Profile

Total Population30982947
Male Population49.30%
Female Population50.70%
Total Households1298
Test Score PerformanceBelow Average
Percentage of Students Eligible For
Free or Reduced Lunch
Percentage of Public Schools with
Title 1 Status
Median Household Income$46000
Income Under $50K Per Year53.30%
Income $50K to $100K Per Year31.30%
Income Above $100K Per Year15.40%
51109 US Congressional District
DistrictRepresentativeParty Affiliation
Iowa District 4Steve KingRepublican
Iowa District 1Abby FinkenauerDemocrat
Related Maps: Map of All Iowa Congressional Districts

Average Real Estate Asking Price$108100
Average Real Estate Sale Price$205764
Current Unemployment Level 4.3%
Previous Month Unemployment Level5.1%
Unemployment Level 1 Year Ago5.2%
2012 Hardiness ZoneZone 5a: -20F to -15F
1990 Hardiness ZoneZone 4b: -25F to -20F
Köppen Climate ClassificationDfa - Humid Continental Hot Summers
Ecoregion 47d - Missouri Alluvial Plain
Average First Frost DatesOctober 1 - 10
Average Last Frost DatesMay 1 - 10

Zip Code 51109 Annual Climate Data

Avg Min Temp (°F)9152637505964615139251337
Avg Max Temp (°F)29354762738286847664453260
Avg Precip (In.).62.662.122.9343.853.5132.562.111.55.827.7
Core Based Statistical
Area (CBSA)
Sioux City, IA-NE-SD
CBSA Type51109
CBSA Population144026
Time ZoneCentral Daylight Time
IANA Time ZoneAmerica/Chicago
Follows DSTYes
GMT Difference-6 Hours