Watertown, SD Micropolitan Statistical Area SD Demographic Data and Boundary Map


Watertown, SD Micropolitan Statistical Area Boundary Map

Watertown, SD Micropolitan Statistical Area Data & Demographics (As of July 1, 2017)


Total Population 28,572
Daytime Population: Workers 17,145
Daytime Population: Residents 12,459
Total Daytime Population (TDP) 29,604
Ratio TDP/Total Population1 1.04
Population in Households 28,191
Population in Familes 22,008
Population in Group Qrtrs 381
Population Density2 42
Diversity Index3 16


Median Household Income $50,501
Average Household Income $65,812
Per Capita Income $27,990


Total Housing Units 13,145 (100%)
Owner Occupied HU 8,204 (62.4%)
Renter Occupied HU 3,915 (29.8%)
Vacant Housing Units 1,026 ( 7.8%)
Median Home Value $164,097
Average Home Value $194,637


Total Households 12,119
Average Household Size 2.33
Family Households 7,568
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 0.67% 0.62%
Households 0.81% 0.71%
Families 0.66% 0.62%
Median Household Income   1.18%
Per Capita Income   2.49%