Little Sioux, IA 51545 ZIP Code Profile

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Little Sioux, IA

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ZIP Code 51545: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Little Sioux, IA 51545

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 8
  • Single Family Addresses: 182
  • Multi-Family Addresses: 0
  • County: Harrison County
  • Centroid: Latitude 41.807, Longitude -96.025
  • Time Zone: Central Time Zone (UTC -6 hours)
  • Observes DST: Yes

ZIP Code 51545 has segments in 2 Counties (Harrison, Monona).

Neighborhood Data

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51545 ZIP Code Map

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Little Sioux, IA 51545 Data & Demographics (As of July 1, 2016)


Total Population 377
Population in Households 377
Population in Familes 300
Population in Group Qrtrs 0
Population Density1 9
Diversity Index2 7


Total Households 159
Average Household Size 2.37
Family Households 101
Average Family Size 3


Total Housing Units 282 (100%)
Owner Occupied HU 120 (42.6%)
Renter Occupied HU 39 (13.8%)
Vacant Housing Units 123 (43.6%)
Median Home Value $50,000
Average Home Value $111,875


Median Household Income $47,344
Average Household Income $55,856
Per Capita Income $23,557
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population -0.54% -0.54%
Households -0.4% -0.38%
Families -0.47% -0.6%
Median Household Income   0.5%
Per Capita Income   1.55%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.

Little Sioux, IA 51545 - Peer Comparisons by Rank and Percentile

The table below compares 51545 to the other 963 ZIP Codes in Iowa by rank and percentile using July 1, 2016 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 770 20th
Population Density1 # 855 11th
Diversity Index2 # 635 34th
Median Household Income # 712 26th
Per Capita Income # 830 14th

Additional comparisons and rankings can be made with a VERY EASY TO USE Iowa Census Data Comparison Tool.

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