Marion, SD Profile: Facts, Map & Data


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Marion, South Dakota - Basic Facts

The City of Marion is an incorporated place (Class Code P1) located in Turner County at latitude 43.4236 and longitude -97.2606. Turner County is in the Central time zone (GMT -6). The elevation is 1,450 feet.

The formal official name is the City of Marion, but most people and references simply refer to it as Marion, South Dakota.

The P1 Census Class Code for Marion indicates a populated place that is also an incorporated place with the same name and the same census code. The Incorporated Place has a Functional Status Code "A" which identifies an active government providing primary general-purpose functions.

The formal boundaries for the City of Marion (see map below) encompass a land area of 0.87 sq. miles and a water area of 0 sq. miles.

Alternate Unofficial Names for Marion: Marion Junction, Turner Junction.

City of Marion, SD Boundary Map


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Boundary Maps: Turner County | South Dakota Counties

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Marion, SD Data & Demographics (As of July 1, 2014)


Total Population 781
Population in Households 734
Population in Familes 574
Population in Group Qrtrs 47
Population Density1 900
Diversity Index2 10


Total Households 354
Average Household Size 2.07
Family Households 219
Average Family Size 3


Total Housing Units 387 (100%)
Owner Occupied HU 250 (64.6%)
Renter Occupied HU 104 (26.9%)
Vacant Housing Units 33 ( 8.5%)
Median Home Value $78,505
Average Home Value $99,600


Median Household Income $44,887
Average Household Income $53,849
Per Capita Income $24,670
  (Compound Annual Growth Rates)


2010-2014 2014-2019
Population -0.09% 0.08%
Households 0.2% 0.17%
Families 0.77% 0.0%
Median Household Income   2.13%
Per Capita Income   2.58%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood 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.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.


Marion, SD - Peer Comparisons by Rank and Percentile

The table below compares Marion to the other 390 incorporated cities, towns and CDPs in South Dakota by rank and percentile using July 1, 2014 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 # 97 76th
Population Density1 # 104 74th
Diversity Index2 # 207 47th
Median Household Income # 252 36th
Per Capita Income # 229 42nd

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