Denison, IA 51442 ZIP Code Profile

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Denison, IA

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ZIP Code 51442: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Denison, IA 51442

  • ZIP Code Type: STANDARD
  • County: Crawford County
  • Centroid: Latitude 42.021, Longitude -95.347
  • Time Zone: Central Time Zone (UTC -6 hours)
  • Observes DST: Yes
  • Businesses Addresses: 402
  • PO Box Addresses: 282
  • Residential Addresses: 3,452
    • Multi-Family Addresses: 308
    • Single Family Addresses: 3,144

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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51442 ZIP Code Map

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Denison, IA 51442 Data & Demographics (As of July 1, 2017)


Total Population 9,762
Daytime Population: Workers 6,255
Daytime Population: Residents 5,410
Total Daytime Population (TDP) 11,665
Ratio TDP/Total Population1 1.19
Population in Households 9,218
Population in Familes 7,448
Population in Group Qrtrs 544
Population Density2 59
Diversity Index3 78


Median Household Income $50,204
Average Household Income $63,163
Per Capita Income $22,162


Total Housing Units 3,608 (100%)
Owner Occupied HU 2,190 (60.7%)
Renter Occupied HU 1,144 (31.7%)
Vacant Housing Units 274 ( 7.6%)
Median Home Value $116,857
Average Home Value $129,897


Total Households 3,334
Average Household Size 2.76
Family Households 2,226
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 -0.1% -0.2%
Households -0.28% -0.3%
Families -0.44% -0.38%
Median Household Income   2.5%
Per Capita Income   2.65%

Denison, IA 51442 - Peer Comparisons by Rank and Percentile

The table below compares 51442 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 # 80 92nd
Population Density # 247 74th
Diversity Index # 5 100th
Median Household Income # 678 30th
Per Capita Income # 911 6th

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

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