Zip Code 51331 Map and Profile

Official Zip Code NameArnolds Park
Zip Code StateIowa
Zip Code TypeNon-Unique
Primary County: Dickinson
Area Code712
Current Population:1140
Racial Majority:White 92.35%
Public School Racial Majority:White 92.1%
Unemployment Rate:5.2%
Median Household Income$41765
Average Adjusted Gross Income$94060
School Test Performance:Average
Average Commute Time13 Minutes
Time Zone:Central Daylight Time
Elevation Range1414 - 1467 ft.
Area3 Sqm.
Coordinates(Y,X)43.36211100, -95.12904800

Zip Code 51331 Description

Zip Code 51331 is located in the state of Iowa in the Sioux City metro area. Zip code 51331 is primarily located in Dickinson County. The official US Postal Service name for 51331 is ARNOLDS PARK, Iowa. Portions of zip code 51331 are contained within or border the city limits of Arnolds Park, IA, West Okoboji, IA, and Okoboji, IA. The area code for zip code 51331 is 712. 51331 can be classified socioeconically as a Lower Middle Class class zipcode in comparison to other zipcodes in Iowa.

The current unemployment level in 51331 is 5.2% which is higher than the current county unemployment level of 3.5% and is higher than the current state unemployment at 4.6% and lower than the current national unemployment rate at 6.0%.

According the 2010 US Census, the population of 51331 increased to 1140 from 1031 over the past 10 years. The majority ethnicity residing in 51331 is White while the majority ethnicity attending 51331 public schools is White. 33.3% of students in 51331 public schools receive or are eligible to participate in free or reduced lunch programs.

 White 1026 92.35% 1126 -9%
 Black Or African American 13 1.17% 2 +550%
 Hispanic 54 4.86% 5 +980%
 American Indian Or Alaskan Native 2 0.18% 1 +100%
 Asian 2 0.18% 0 +0%
 Native Hawaiian & Other Pacific Islander 0 0% 0 +0%
 Other Race 1 0% 1 -100%
 Two Or More Races 5 1.26% 5 +180%

Zip Code 51331 Race/Ethnicity

 White 92.1%
 Black Or African American 0.4%
 Hispanic 2%
 Asian 1.6%
 Hawaii/Pacific Islander 0%
 American Indian Or Alaskan Native 0%
 Two or More Races 4%

Zip Code 51331 Public School Race/Ethnicity Profile

Total Population11401031
Male Population51.40%
Female Population48.60%
Total Households596
Test Score PerformanceAverage
Percentage of Students Eligible For
Free or Reduced Lunch
Percentage of Public Schools with
Title 1 Status
Median Household Income$41765
Income Under $50K Per Year59.70%
Income $50K to $100K Per Year29.50%
Income Above $100K Per Year10.90%
51331 US Congressional District
DistrictRepresentativeParty Affiliation
Iowa District 4Steve KingRepublican
Related Maps: Map of All Iowa Congressional Districts

Average Real Estate Asking Price$249400
Average Real Estate Sale Price$215965
Current Unemployment Level 5.2%
Previous Month Unemployment Level5.7%
Unemployment Level 1 Year Ago4.5%
2012 Hardiness ZoneZone 5a: -20F to -15F
1990 Hardiness ZoneZone 4b: -25F to -20F
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
Ecoregion 47b - Des Moines Lobe
Average First Frost DatesOctober 1 - 10
Average Last Frost DatesMay 1 - 10

Zip Code 51331 Annual Climate Data

Avg Min Temp (°F)4122335485761595038241035
Avg Max Temp (°F)23294157718083817360412755
Avg Precip (In.).61.611.913.013.734.543.713.892.792.061.73.7629.34
Core Based Statistical
Area (CBSA)
Spirit Lake, IA
CBSA Type51331
CBSA Population17216
Time ZoneCentral Daylight Time
IANA Time ZoneAmerica/Chicago
Follows DSTYes
GMT Difference-6 Hours