Brentford, SD Profile: Facts, Map & Data


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Brentford, South Dakota - Basic Facts

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The Town of Brentford had a population of 78 as of July 1, 2017. Brentford ranks in the lower 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 Brentford is located at latitude 45.1592 and longitude -98.3226 in Spink County. The formal boundaries for the Town of Brentford (see map below) encompass a land area of 0.16 sq. miles and a water area of 0 sq. miles. Spink County is in the Central time zone (GMT -6). The elevation is 1,299 feet.

The Town of Brentford (GNIS ID: 1267294) 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 Brentford 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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Town of Brentford, SD Boundary Map

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


Total Population 78
Daytime Population: Workers 16
Daytime Population: Residents 51
Total Daytime Population (TDP) 67
Ratio TDP/Total Population1 0.86
Population in Households 73
Population in Familes 58
Population in Group Qrtrs 5
Population Density2 479
Diversity Index3 3


Median Household Income $50,000
Average Household Income $77,603
Per Capita Income $34,018


Total Housing Units 34 (100%)
Owner Occupied HU 25 (73.5%)
Renter Occupied HU 5 (14.7%)
Vacant Housing Units 4 (11.8%)
Median Home Value $62,500
Average Home Value $119,000


Total Households 30
Average Household Size 2.43
Family Households 20
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 0.18% 0.0%
Households 0.0% 0.0%
Families 0.71% 0.0%
Median Household Income   2.17%
Per Capita Income   4.17%

Brentford, SD - Peer Comparisons by Rank and Percentile

The table below compares Brentford 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 # 305 22nd
Population Density # 193 51st
Diversity Index # 367 6th
Median Household Income # 200 48th
Per Capita Income # 38 91st

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

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