Interior, SD Profile: Facts, Map & Data


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Interior, South Dakota - Basic Facts

The Town of Interior had a population of 95 as of July 1, 2017. Interior ranks in the lower quartile for Population Density and the upper quartile for Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in South Dakota. See peer rankings below.

The primary coordinate point for Interior is located at latitude 43.7273 and longitude -101.9833 in Jackson County. The formal boundaries for the Town of Interior (see map below) encompass a land area of 1.34 sq. miles and a water area of 0 sq. miles. Jackson County is in the Mountain time zone (GMT -7). The elevation is 2,382 feet.

The Town of Interior (GNIS ID: 1267435) 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 Interior population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2017.

Alternate Unofficial Names for Interior: Black.

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Town of Interior, SD Boundary Map

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


Total Population 95
Daytime Population: Workers 42
Daytime Population: Residents 37
Total Daytime Population (TDP) 79
Ratio TDP/Total Population1 0.83
Population in Households 95
Population in Familes 74
Population in Group Qrtrs 0
Population Density2 71
Diversity Index3 28


Median Household Income $47,167
Average Household Income $73,516
Per Capita Income $32,156


Total Housing Units 55 (100%)
Owner Occupied HU 33 (60.0%)
Renter Occupied HU 8 (14.5%)
Vacant Housing Units 14 (25.5%)
Median Home Value $85,000
Average Home Value $123,485


Total Households 41
Average Household Size 2.32
Family Households 26
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 0.15% 0.0%
Households 0.34% 0.0%
Families 1.11% 0.0%
Median Household Income   2.93%
Per Capita Income   4.23%

Interior, SD - Peer Comparisons by Rank and Percentile

The table below compares Interior 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 # 292 26th
Population Density # 341 13th
Diversity Index # 80 80th
Median Household Income # 239 39th
Per Capita Income # 64 84th

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

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