New Underwood, SD Profile: Facts, Map & Data


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New Underwood, South Dakota - Basic Facts

The City of New Underwood had a population of 719 as of July 1, 2016. New Underwood ranks in 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 New Underwood is located at latitude 44.0991 and longitude -102.8361 in Pennington County. The formal boundaries for the City of New Underwood (see map below) encompass a land area of 1 sq. miles and a water area of 0 sq. miles. Pennington County is in the Mountain time zone (GMT -7). The elevation is 2,844 feet.

The City of New Underwood (GNIS ID: 1267492) 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 New Underwood population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2016.

Alternate Unofficial Names for New Underwood: Underwood Station.

Neighborhood Data

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City of New Underwood, SD Boundary Map

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New Underwood, SD Data & Demographics (As of July 1, 2016)


Total Population 719
Population in Households 676
Population in Familes 546
Population in Group Qrtrs 43
Population Density1 715
Diversity Index2 26


Total Households 271
Average Household Size 2.49
Family Households 172
Average Family Size 3


Total Housing Units 303 (100%)
Owner Occupied HU 196 (64.7%)
Renter Occupied HU 75 (24.8%)
Vacant Housing Units 32 (10.6%)
Median Home Value $107,042
Average Home Value $97,449


Median Household Income $46,428
Average Household Income $55,546
Per Capita Income $22,554
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 1.38% 1.54%
Households 1.43% 1.64%
Families 0.96% 1.36%
Median Household Income   2.73%
Per Capita Income   2.4%
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.

New Underwood, SD - Peer Comparisons by Rank and Percentile

The table below compares New Underwood to the other 391 incorporated cities, towns and CDPs in South Dakota by rank and percentile using July 1, 2016 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 # 104 74th
Population Density1 # 147 63rd
Diversity Index2 # 90 77th
Median Household Income # 215 45th
Per Capita Income # 304 23rd

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