Armour, SD Profile: Facts, Map & Data


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Armour, South Dakota - Basic Facts

The City of Armour had a population of 701 as of July 1, 2017.

The primary coordinate point for Armour is located at latitude 43.3193 and longitude -98.3441 in Douglas County. The formal boundaries for the City of Armour (see map below) encompass a land area of 0.94 sq. miles and a water area of 0.01 sq. miles. Douglas County is in the Central time zone (GMT -6). The elevation is 1,529 feet.

The City of Armour (GNIS ID: 1267268) has a C5 Census Class Code which indicates an active incorporated place that is independent of any county subdivision and serves as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

Beneath the boundary map are tables with Armour 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 Armour, SD Boundary Map

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Armour, SD Data & Demographics (As of July 1, 2017)


Total Population 701
Daytime Population: Workers 655
Daytime Population: Residents 336
Total Daytime Population (TDP) 991
Ratio TDP/Total Population1 1.41
Population in Households 655
Population in Familes 493
Population in Group Qrtrs 46
Population Density2 742
Diversity Index3 13


Median Household Income $43,986
Average Household Income $59,692
Per Capita Income $28,052


Total Housing Units 386 (100%)
Owner Occupied HU 248 (64.2%)
Renter Occupied HU 83 (21.5%)
Vacant Housing Units 55 (14.2%)
Median Home Value $65,190
Average Home Value $87,298


Total Households 331
Average Household Size 1.98
Family Households 188
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 0.04% 0.11%
Households 0.25% 0.18%
Families 0.52% 0.11%
Median Household Income   2.17%
Per Capita Income   2.5%

Armour, SD - Peer Comparisons by Rank and Percentile

The table below compares Armour to the other 391 incorporated cities, towns and CDPs in South Dakota 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 # 111 72nd
Population Density # 139 65th
Diversity Index # 208 47th
Median Household Income # 274 30th
Per Capita Income # 185 53rd

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

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