Armstrong, IA Profile: Facts, Map & Data


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Armstrong, Iowa - Basic Facts

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The City of Armstrong had a population of 902 as of July 1, 2017.

The primary coordinate point for Armstrong is located at latitude 43.3944 and longitude -94.4832 in Emmet County. The formal boundaries for the City of Armstrong (see map below) encompass a land area of 0.88 sq. miles and a water area of 0 sq. miles. Emmet County is in the Central time zone (GMT -6). The elevation is 1,250 feet.

The City of Armstrong (GNIS ID: 2393989) 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 Armstrong is located within Township of Armstrong Grove, a minor civil division (MCD) of Emmet County.

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

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City of Armstrong, IA Boundary Map

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Boundary Maps: Township of Armstrong Grove | Emmet County | Iowa Counties

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


Total Population 902
Daytime Population: Workers 622
Daytime Population: Residents 471
Total Daytime Population (TDP) 1,093
Ratio TDP/Total Population1 1.21
Population in Households 864
Population in Familes 686
Population in Group Qrtrs 38
Population Density2 1,030
Diversity Index3 8


Median Household Income $54,644
Average Household Income $62,696
Per Capita Income $28,103


Total Housing Units 446 (100%)
Owner Occupied HU 315 (70.6%)
Renter Occupied HU 83 (18.6%)
Vacant Housing Units 48 (10.8%)
Median Home Value $82,540
Average Home Value $122,627


Total Households 398
Average Household Size 2.17
Family Households 252
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 -0.36% -0.47%
Households -0.17% -0.46%
Families -0.27% -0.64%
Median Household Income   3.35%
Per Capita Income   2.84%

Armstrong, IA - Peer Comparisons by Rank and Percentile

The table below compares Armstrong 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 # 318 68th
Population Density # 285 72nd
Diversity Index # 647 36th
Median Household Income # 477 53rd
Per Capita Income # 436 57th

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

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