Dow City, IA 51528 ZIP Code Profile

Related Place Profiles:
Buck Grove, IA | Dow City, IA

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ZIP Code 51528: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Dow City, IA 51528

Not Acceptable, USPS
Buck Grove, IA 51528

  • ZIP Code Type: STANDARD
  • County: Crawford County
  • Centroid: Latitude 41.926, Longitude -95.476
  • Time Zone: Central Time Zone (UTC -6 hours)
  • Observes DST: Yes

ZIP Code 51528 has segments in 2 Counties (Crawford, Shelby).

  • Businesses Addresses: 21
  • PO Box Addresses: 199
  • Residential Addresses: 195
    • Multi-Family Addresses: 0
    • Single Family Addresses: 195

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

EXTREMELY LOCAL Demographic Data

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51528 ZIP Code Map

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Dow City, IA 51528 Data & Demographics (As of July 1, 2017)


Total Population 1,059
Daytime Population: Workers 141
Daytime Population: Residents 509
Total Daytime Population (TDP) 650
Ratio TDP/Total Population1 0.61
Population in Households 1,058
Population in Familes 883
Population in Group Qrtrs 1
Population Density2 13
Diversity Index3 26


Median Household Income $47,861
Average Household Income $59,346
Per Capita Income $24,214


Total Housing Units 473 (100%)
Owner Occupied HU 330 (69.8%)
Renter Occupied HU 102 (21.6%)
Vacant Housing Units 41 ( 8.7%)
Median Home Value $80,072
Average Home Value $114,318


Total Households 432
Average Household Size 2.45
Family Households 301
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 0.84% 0.19%
Households 0.83% 0.23%
Families 0.66% 0.13%
Median Household Income   2.45%
Per Capita Income   3.09%

Dow City, IA 51528 - Peer Comparisons by Rank and Percentile

The table below compares 51528 to the other 963 ZIP Codes in Iowa by rank and percentile using July 1, 2017 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 # 458 53rd
Population Density # 742 23rd
Diversity Index # 123 87th
Median Household Income # 765 21st
Per Capita Income # 833 14th

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

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