Willow Lake, SD 57278 ZIP Code Profile

Related Place Profiles:
Willow Lake, SD

Camera Icon Photos of the local Willow Lake, SD area

ZIP Code 57278: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Willow Lake, SD 57278

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 28
  • Single Family Addresses: 212
  • Multi-Family Addresses: 0
  • County: Clark County
  • Centroid: Latitude 44.633, Longitude -97.735
  • Time Zone: Central Time Zone (UTC -6 hours)
  • Observes DST: Yes

Neighborhood 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 certain data.


57278 ZIP Code Map

Search the map for:

Willow Lake, SD 57278 Data & Demographics (As of July 1, 2017)


Total Population 658
Daytime Population: Workers 322
Daytime Population: Residents 327
Total Daytime Population (TDP) 649
Ratio TDP/Total Population1 0.99
Population in Households 553
Population in Familes 458
Population in Group Qrtrs 105
Population Density2 4
Diversity Index3 23


Median Household Income $52,797
Average Household Income $66,505
Per Capita Income $27,500


Total Housing Units 295 (100%)
Owner Occupied HU 215 (72.9%)
Renter Occupied HU 37 (12.5%)
Vacant Housing Units 43 (14.6%)
Median Home Value $86,194
Average Home Value $129,767


Total Households 252
Average Household Size 2.19
Family Households 169
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 -0.69% -0.49%
Households -0.32% -0.24%
Families -0.48% -0.36%
Median Household Income   2.02%
Per Capita Income   3.58%

Willow Lake, SD 57278 - Peer Comparisons by Rank and Percentile

The table below compares 57278 to the other 368 ZIP Codes 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 # 184 50th
Population Density # 217 42nd
Diversity Index # 111 70th
Median Household Income # 154 58th
Per Capita Income # 208 44th

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: