Harlan, IA 51537 ZIP Code Profile

Related Place Profiles:
Harlan, IA | Tennant, IA

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ZIP Code 51537: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Harlan, IA 51537

Acceptable Alternative
Tennant, IA 51537

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 316
  • Single Family Addresses: 2,669
  • Multi-Family Addresses: 180
  • County: Shelby County
  • Centroid: Latitude 41.652, Longitude -95.328
  • Time Zone: Central Time Zone (UTC -6 hours)
  • Observes DST: Yes

Neighborhood Data

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51537 ZIP Code Map

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Harlan, IA 51537 Data & Demographics (As of July 1, 2017)


Total Population 6,412
Daytime Population: Workers 4,833
Daytime Population: Residents 3,185
Total Daytime Population (TDP) 8,018
Ratio TDP/Total Population1 1.25
Population in Households 6,315
Population in Familes 4,975
Population in Group Qrtrs 97
Population Density2 40
Diversity Index3 13


Median Household Income $51,874
Average Household Income $64,176
Per Capita Income $27,403


Total Housing Units 3,043 (100%)
Owner Occupied HU 2,002 (65.8%)
Renter Occupied HU 720 (23.7%)
Vacant Housing Units 321 (10.5%)
Median Home Value $129,417
Average Home Value $166,046


Total Households 2,722
Average Household Size 2.32
Family Households 1,716
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 -0.49% -0.35%
Households -0.4% -0.3%
Families -0.57% -0.39%
Median Household Income   1.91%
Per Capita Income   2.36%

Harlan, IA 51537 - Peer Comparisons by Rank and Percentile

The table below compares 51537 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 # 120 88th
Population Density # 311 68th
Diversity Index # 317 68th
Median Household Income # 609 37th
Per Capita Income # 542 44th

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

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