Castlewood, SD Profile: Facts, Map & Data


Castlewood Local Links & Resources:
Hotels | Resources | ALL Castlewood Content

Also See: Castlewood, SD ZIP Codes & ZIP Code Maps | Local Area Photos

Castlewood, South Dakota - Basic Facts

Real Estate Resources

The City of Castlewood had a population of 618 as of July 1, 2017.

The primary coordinate point for Castlewood is located at latitude 44.7242 and longitude -97.0309 in Hamlin County. The formal boundaries for the City of Castlewood (see map below) encompass a land area of 1.15 sq. miles and a water area of 0 sq. miles. Hamlin County is in the Central time zone (GMT -6). The elevation is 1,686 feet.

The City of Castlewood (GNIS ID: 1267313) 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 Castlewood 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 Castlewood: Keaton.

EXTREMELY LOCAL Demographic Data

Address Based Hyperlocal Data Input an address and get data & demographics for the pertinent census block group (CBG), a searchable map and a customized directory. The CBG is the smallest geographical unit used by the Census Bureau for reporting demographic data.


City of Castlewood, SD Boundary Map

Also See: BIG Map | Driving Directions | SD Congressional Districts
Boundary Maps: Hamlin County | South Dakota Counties

Search the map for:

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


Total Population 618
Daytime Population: Workers 162
Daytime Population: Residents 232
Total Daytime Population (TDP) 394
Ratio TDP/Total Population1 0.64
Population in Households 590
Population in Familes 500
Population in Group Qrtrs 28
Population Density2 537
Diversity Index3 17


Median Household Income $59,030
Average Household Income $79,438
Per Capita Income $29,598


Total Housing Units 293 (100%)
Owner Occupied HU 211 (72.0%)
Renter Occupied HU 47 (16.0%)
Vacant Housing Units 35 (11.9%)
Median Home Value $138,350
Average Home Value $208,608


Total Households 258
Average Household Size 2.29
Family Households 178
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 -0.2% 0.03%
Households -0.11% 0.08%
Families 1.66% 0.0%
Median Household Income   2.1%
Per Capita Income   3.49%

Castlewood, SD - Peer Comparisons by Rank and Percentile

The table below compares Castlewood 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 # 126 68th
Population Density # 180 54th
Diversity Index # 157 60th
Median Household Income # 75 81st
Per Capita Income # 128 68th

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

South Dakota Research Tools

South Dakota Census Data Comparison Tool

Compare South Dakota Census Data
Highest or Lowest: