Lamoni, IA 50140 ZIP Code Profile

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Lamoni, IA

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ZIP Code 50140: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Lamoni, IA 50140

  • ZIP Code Type: STANDARD
  • County: Decatur County
  • Centroid: Latitude 40.622, Longitude -93.932
  • Time Zone: Central Time Zone (UTC -6 hours)
  • Observes DST: Yes

ZIP Code 50140 has segments in 2 Counties (Decatur, Ringgold).

  • Businesses Addresses: 95
  • PO Box Addresses: 31
  • Residential Addresses: 951
    • Multi-Family Addresses: 100
    • Single Family Addresses: 851

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.


50140 ZIP Code Map

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Lamoni, IA 50140 Data & Demographics (As of July 1, 2017)


Total Population 2,936
Daytime Population: Workers 1,622
Daytime Population: Residents 1,595
Total Daytime Population (TDP) 3,217
Ratio TDP/Total Population1 1.10
Population in Households 2,254
Population in Familes 1,641
Population in Group Qrtrs 682
Population Density2 36
Diversity Index3 28


Median Household Income $43,957
Average Household Income $55,185
Per Capita Income $19,465


Total Housing Units 1,124 (100%)
Owner Occupied HU 520 (46.3%)
Renter Occupied HU 392 (34.9%)
Vacant Housing Units 212 (18.9%)
Median Home Value $97,399
Average Home Value $139,375


Total Households 912
Average Household Size 2.47
Family Households 524
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% -0.35%
Households -0.62% -0.55%
Families -0.94% -0.74%
Median Household Income   3.51%
Per Capita Income   2.27%

Lamoni, IA 50140 - Peer Comparisons by Rank and Percentile

The table below compares 50140 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 # 206 79th
Population Density # 332 66th
Diversity Index # 103 89th
Median Household Income # 871 10th
Per Capita Income # 941 2nd

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

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