Barnum, IA 50518 ZIP Code Profile

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Barnum, IA

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ZIP Code 50518: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Barnum, IA 50518

  • ZIP Code Type: STANDARD
  • County: Webster County
  • Centroid: Latitude 42.51, Longitude -94.365
  • Time Zone: Central Time Zone (UTC -6 hours)
  • Observes DST: Yes
  • Businesses Addresses: 4
  • PO Box Addresses: 22
  • Residential Addresses: 117
    • Multi-Family Addresses: 0
    • Single Family Addresses: 117

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

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 demographic data.


50518 ZIP Code Map

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Barnum, IA 50518 Data & Demographics (As of July 1, 2017)


Total Population 311
Daytime Population: Workers 59
Daytime Population: Residents 123
Total Daytime Population (TDP) 182
Ratio TDP/Total Population1 0.59
Population in Households 311
Population in Familes 277
Population in Group Qrtrs 0
Population Density2 12
Diversity Index3 11


Median Household Income $72,364
Average Household Income $98,035
Per Capita Income $39,088


Total Housing Units 133 (100%)
Owner Occupied HU 111 (83.5%)
Renter Occupied HU 13 ( 9.8%)
Vacant Housing Units 9 ( 6.8%)
Median Home Value $132,143
Average Home Value $202,027


Total Households 124
Average Household Size 2.51
Family Households 97
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 -0.22% -0.32%
Households -0.11% -0.32%
Families -0.28% -0.21%
Median Household Income   2.17%
Per Capita Income   2.88%

Barnum, IA 50518 - Peer Comparisons by Rank and Percentile

The table below compares 50518 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 # 803 17th
Population Density # 769 20th
Diversity Index # 419 57th
Median Household Income # 75 92nd
Per Capita Income # 37 96th

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

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