Carroll, IA 51401 ZIP Code Profile


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ZIP Code 51401: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Carroll, IA 51401

Not Acceptable, USPS
Maple River, IA 51401
Mount Carmel, IA 51401
Roselle, IA 51401
Willey, IA 51401

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 653
  • Single Family Addresses: 4,481
  • Multi-Family Addresses: 767
  • County: Carroll County
  • Centroid: Latitude 42.047, Longitude -94.865
  • Time Zone: Central Time Zone (UTC -6 hours)
  • Observes DST: Yes

Neighborhood Data

Address Based Hyperlocal Data Input an address and get data & demographics for the pertinent census block group (CBG), a searchable map and a customized directory. The CBG is the smallest geographical unit used by the Census Bureau for reporting certain data.


51401 ZIP Code Map

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Carroll, IA 51401 Data & Demographics (As of July 1, 2017)


Total Population 12,095
Daytime Population: Workers 9,063
Daytime Population: Residents 5,306
Total Daytime Population (TDP) 14,369
Ratio TDP/Total Population1 1.19
Population in Households 11,746
Population in Familes 9,196
Population in Group Qrtrs 349
Population Density2 71
Diversity Index3 16


Median Household Income $51,748
Average Household Income $65,595
Per Capita Income $27,916


Total Housing Units 5,533 (100%)
Owner Occupied HU 3,558 (64.3%)
Renter Occupied HU 1,533 (27.7%)
Vacant Housing Units 442 ( 8.0%)
Median Home Value $138,646
Average Home Value $165,486


Total Households 5,091
Average Household Size 2.31
Family Households 3,123
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 -0.11% -0.22%
Households -0.05% -0.18%
Families -0.24% -0.3%
Median Household Income   1.52%
Per Capita Income   2.13%

Carroll, IA 51401 - Peer Comparisons by Rank and Percentile

The table below compares 51401 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 # 72 93rd
Population Density # 230 76th
Diversity Index # 241 75th
Median Household Income # 615 36th
Per Capita Income # 492 49th

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

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