Walnut, IA 51577 ZIP Code Profile

Related Place Profiles:
Walnut, IA

ZIP Code 51577: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Walnut, IA 51577

  • ZIP Code Type: STANDARD
  • County: Pottawattamie County
  • Centroid: Latitude 41.478, Longitude -95.219
  • Time Zone: Central Time Zone (UTC -6 hours)
  • Observes DST: Yes

ZIP Code 51577 has segments in 3 Counties (Cass, Pottawattamie, Shelby).

  • Businesses Addresses: 46
  • PO Box Addresses: 237
  • Residential Addresses: 231
    • Multi-Family Addresses: 0
    • Single Family Addresses: 231

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

Jump to... (On This Page!)
  1. 51577 2018 Demographic Data
  2. Growth Rates for 51577 (Historical & 5-Year Forecast)
  3. Peer Comparisons (Rank and Percentile)
  1. Neighborhoods Demographics (Home Values, Household Income, etc.)
  2. Iowa Research Tools (Easy Tools & Current Data)
  3. Iowa Data Comparison Tool - 2018 Demographics

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Boundary Maps, Demographic Data, School Zones Review maps and data for the neighborhood, city, county, ZIP Code, and school zone. July 1, 2018, data includes home values, household income, percentage of homes owned, rented or vacant, etc.


Walnut, IA 51577 Data & Demographics (As of July 1, 2018)


Total Population 1,175
Population in Households 1,175
Population in Familes 937
Population in Group Qrtrs 0
Population Density2 15
Diversity Index3 8


Median Household Income $58,394
Average Household Income $76,530
Per Capita Income $33,413


Total Housing Units 597 (100%)
Owner Occupied HU 354 (59.3%)
Renter Occupied HU 159 (26.6%)
Vacant Housing Units 84 (14.1%)
Median Home Value $113,571
Average Home Value $183,545


Total Households 513
Average Household Size 2.29
Family Households 332
Average Family Size 3
  1. Demographics are point estimates for July 1st of the current year and each for the forecast years. See References for more information.
  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.


2010-2018 2018-2023
Population -0.14% -0.02%
Households -0.12% 0.0%
Families -0.36% -0.18%
Median Household Income   1.23%
Per Capita Income   1.96%

Walnut, IA 51577 - Peer Comparisons by Rank and Percentile

The table below compares 51577 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 # 428 56th
Population Density # 663 31st
Diversity Index # 648 33rd
Median Household Income # 366 62nd
Per Capita Income # 215 78th

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

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