Plainfield, IA 50666 ZIP Code Profile

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Plainfield, IA

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ZIP Code 50666: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Plainfield, IA 50666

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 21
  • Single Family Addresses: 315
  • Multi-Family Addresses: 0
  • County: Bremer County
  • Centroid: Latitude 42.846, Longitude -92.535
  • Time Zone: Central Time Zone (UTC -6 hours)
  • Observes DST: Yes

ZIP Code 50666 has segments in 2 Counties (Bremer, Butler).

Neighborhood Data

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50666 ZIP Code Map

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Plainfield, IA 50666 Data & Demographics (As of July 1, 2016)


Total Population 1,039
Population in Households 1,039
Population in Familes 879
Population in Group Qrtrs 0
Population Density1 23
Diversity Index2 5


Total Households 418
Average Household Size 2.49
Family Households 302
Average Family Size 3


Total Housing Units 457 (100%)
Owner Occupied HU 345 (75.5%)
Renter Occupied HU 73 (16.0%)
Vacant Housing Units 39 ( 8.5%)
Median Home Value $125,704
Average Home Value $162,101


Median Household Income $50,000
Average Household Income $65,245
Per Capita Income $26,249
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 1.24% 1.22%
Households 1.37% 1.35%
Families 1.22% 1.23%
Median Household Income   3.15%
Per Capita Income   2.29%
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.

Plainfield, IA 50666 - Peer Comparisons by Rank and Percentile

The table below compares 50666 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 # 469 52nd
Population Density1 # 464 52nd
Diversity Index2 # 825 14th
Median Household Income # 625 34th
Per Capita Income # 598 38th

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

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