Gilman, IA Profile: Facts & Data


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Gilman, Iowa - Basic Facts

The City of Gilman had a population of 488 as of July 1, 2018. Gilman ranks in the lower 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 Gilman is located at latitude 41.8789 and longitude -92.7894 in Marshall County. The formal boundaries for the City of Gilman (see map below) encompass a land area of 0.54 sq. miles and a water area of 0 sq. miles. Marshall County is in the Central time zone (GMT -6). The elevation is 1,030 feet.

The City of Gilman (GNIS ID: 2394900) has a C1 Census Class Code which indicates an active incorporated place that does not serve as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

The City of Gilman is located within Township of Greencastle, a minor civil division (MCD) of Marshall County.

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  1. Gilman 2018 Demographic Data
  2. Growth Rates for Gilman (Historical & 5-Year Forecast)
  3. Peer Comparisons (Rank and Percentile)
  1. Neighborhoods Demographics (Home Values, Household Income, etc.)
  2. Iowa Research Tools (Easy Tools & Current Data)
  3. Iowa Data Comparison Tool - 2018 Demographics

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Boundary Maps, Demographic Data, School Zones Review maps and data for the neighborhood, city, county, ZIP Code, and school zone. July 1, 2018, data includes home values, household income, percentage of homes owned, rented or vacant, etc.


Gilman, IA Data & Demographics (As of July 1, 2018)


Total Population 488
Population in Households 488
Population in Familes 380
Population in Group Qrtrs 0
Population Density2 902
Diversity Index3 5


Median Household Income $52,380
Average Household Income $64,572
Per Capita Income $29,265


Total Housing Units 243 (100%)
Owner Occupied HU 170 (70.0%)
Renter Occupied HU 53 (21.8%)
Vacant Housing Units 19 ( 7.8%)
Median Home Value $86,798
Average Home Value $99,561


Total Households 224
Average Household Size 2.18
Family Households 136
Average Family Size 3
  1. Demographics are point estimates for July 1st of the current year and each for the forecast years. See References for more information.
  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.


2010-2018 2018-2023
Population -0.51% -0.41%
Households -0.48% -0.45%
Families -0.52% -0.6%
Median Household Income   3.78%
Per Capita Income   3.06%

Gilman, IA - Peer Comparisons by Rank and Percentile

The table below compares Gilman to the other 1,009 incorporated cities, towns and CDPs in Iowa by rank and percentile using July 1, 2018 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 # 476 53rd
Population Density # 363 64th
Diversity Index # 884 12th
Median Household Income # 640 37th
Per Capita Income # 463 54th

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

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