Little Sioux, IA 51545 ZIP Code Profile

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Little Sioux, IA

ZIP Code 51545: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Little Sioux, IA 51545

  • ZIP Code Type: STANDARD
  • 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).

  • Businesses Addresses: 7
  • PO Box Addresses: 0
  • Residential Addresses: 166
    • Multi-Family Addresses: 0
    • Single Family Addresses: 166

The ZIP Code maps and database are updated 4 times per year.
Database updated: August 1, 2018, Maps updated: August 1, 2018.

EXTREMELY LOCAL Demographic Data

Address Based Hyperlocal Data Input an address and get data & demographics for the pertinent census block group (CBG), a searchable map and a customized directory. The CBG is the smallest geographical unit used by the Census Bureau for reporting demographic data.


Little Sioux, IA 51545 Data & Demographics (As of July 1, 2018)


Total Population 354
Population in Households 354
Population in Familes 277
Population in Group Qrtrs 0
Population Density2 9
Diversity Index3 11


Median Household Income $47,231
Average Household Income $56,876
Per Capita Income $24,421


Total Housing Units 287 (100%)
Owner Occupied HU 111 (38.7%)
Renter Occupied HU 41 (14.3%)
Vacant Housing Units 135 (47.0%)
Median Home Value $51,042
Average Home Value $138,514


Total Households 152
Average Household Size 2.33
Family Households 95
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood 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.


2010-2017 2017-2022
Population -0.37% -0.51%
Households -0.24% -0.4%
Families -0.38% -0.64%
Median Household Income   1.94%
Per Capita Income   2.64%

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

The table below compares 51545 to the other 961 ZIP Codes in Iowa by rank and percentile using July 1, 2018 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 # 783 19th
Population Density # 879 9th
Diversity Index # 433 56th
Median Household Income # 815 15th
Per Capita Income # 863 10th

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

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