Avoca, IA 51521 ZIP Code Profile

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Avoca, IA

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ZIP Code 51521: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Avoca, IA 51521

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 91
  • Single Family Addresses: 556
  • Multi-Family Addresses: 20
  • County: Pottawattamie County
  • Centroid: Latitude 41.477, Longitude -95.34
  • Time Zone: Central Time Zone (UTC -6 hours)
  • Observes DST: Yes

ZIP Code 51521 has segments in 2 Counties (Pottawattamie, Shelby).

Neighborhood Data

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51521 ZIP Code Map

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Avoca, IA 51521 Data & Demographics (As of July 1, 2016)


Total Population 2,074
Population in Households 2,058
Population in Familes 1,673
Population in Group Qrtrs 16
Population Density1 25
Diversity Index2 6


Total Households 885
Average Household Size 2.33
Family Households 593
Average Family Size 3


Total Housing Units 949 (100%)
Owner Occupied HU 660 (69.5%)
Renter Occupied HU 225 (23.7%)
Vacant Housing Units 64 ( 6.7%)
Median Home Value $124,603
Average Home Value $166,364


Median Household Income $50,645
Average Household Income $68,157
Per Capita Income $29,194
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.37% 0.24%
Households 0.35% 0.22%
Families 0.22% 0.17%
Median Household Income   1.8%
Per Capita Income   2.4%
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.

Avoca, IA 51521 - Peer Comparisons by Rank and Percentile

The table below compares 51521 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 # 279 71st
Population Density1 # 434 55th
Diversity Index2 # 740 22nd
Median Household Income # 588 39th
Per Capita Income # 336 65th

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

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