Dedham, IA 51440 ZIP Code Profile

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Dedham, IA

ZIP Code 51440: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Dedham, IA 51440

  • ZIP Code Type: STANDARD
  • County: Carroll County
  • Centroid: Latitude 41.908, Longitude -94.82
  • Time Zone: Central Time Zone (UTC -6 hours)
  • Observes DST: Yes
  • Businesses Addresses: 21
  • PO Box Addresses: 71
  • Residential Addresses: 77
    • Multi-Family Addresses: 0
    • Single Family Addresses: 77

The ZIP Code maps and database are updated 4 times per year.
Database updated: February 1, 2019, Maps updated: February 1, 2019.

Jump to... (On This Page!)
  1. 51440 2018 Demographic Data
  2. Growth Rates for 51440 (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.


Dedham, IA 51440 Data & Demographics (As of July 1, 2018)


Total Population 411
Population in Households 411
Population in Familes 346
Population in Group Qrtrs 0
Population Density2 15
Diversity Index3 2


Median Household Income $60,049
Average Household Income $75,638
Per Capita Income $27,789


Total Housing Units 167 (100%)
Owner Occupied HU 130 (77.8%)
Renter Occupied HU 21 (12.6%)
Vacant Housing Units 16 ( 9.6%)
Median Home Value $108,824
Average Home Value $194,808


Total Households 151
Average Household Size 2.72
Family Households 107
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 0.09% 0.05%
Households 0.0% 0.0%
Families -0.11% -0.19%
Median Household Income   2.94%
Per Capita Income   2.59%

Dedham, IA 51440 - Peer Comparisons by Rank and Percentile

The table below compares 51440 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 # 746 22nd
Population Density # 647 33rd
Diversity Index # 943 2nd
Median Household Income # 306 68th
Per Capita Income # 627 35th

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

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