Lamoni, IA Profile: Facts, Map & Data


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Lamoni, Iowa - Basic Facts

The City of Lamoni had a population of 2,358 as of July 1, 2017. Lamoni ranks in the upper quartile for Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Iowa. See peer rankings below.

The primary coordinate point for Lamoni is located at latitude 40.6202 and longitude -93.9342 in Decatur County. The formal boundaries for the City of Lamoni (see map below) encompass a land area of 3.34 sq. miles and a water area of 0.1 sq. miles. Decatur County is in the Central time zone (GMT -6). The elevation is 1,129 feet.

The City of Lamoni (GNIS ID: 468191) has a C2 Census Class Code which indicates an active incorporated place legally coextensive with a county subdivision but treated as independent of any county subdivision. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

The City of Lamoni is located within , a minor civil division (MCD) of Decatur County.

Beneath the boundary map are tables with Lamoni population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2017.

Neighborhood Data

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City of Lamoni, IA Boundary Map

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


Total Population 2,358
Daytime Population: Workers 1,398
Daytime Population: Residents 1,276
Total Daytime Population (TDP) 2,674
Ratio TDP/Total Population1 1.13
Population in Households 1,683
Population in Familes 1,177
Population in Group Qrtrs 675
Population Density2 706
Diversity Index3 32


Median Household Income $46,098
Average Household Income $55,208
Per Capita Income $19,811


Total Housing Units 916 (100%)
Owner Occupied HU 389 (42.5%)
Renter Occupied HU 345 (37.7%)
Vacant Housing Units 182 (19.9%)
Median Home Value $97,321
Average Home Value $128,149


Total Households 734
Average Household Size 2.29
Family Households 406
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 0.2% -0.36%
Households -0.66% -0.61%
Families -0.69% -0.75%
Median Household Income   2.83%
Per Capita Income   2.08%

Lamoni, IA - Peer Comparisons by Rank and Percentile

The table below compares Lamoni to the other 1,009 incorporated cities, towns and CDPs 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 # 146 86th
Population Density # 485 52nd
Diversity Index # 63 94th
Median Household Income # 820 19th
Per Capita Income # 992 2nd

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

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