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Willow Lake city, South Dakota

Willow Lake city profile, demographic data, and geographic information.

Willow Lake city is a geographic entity located in Clark County, South Dakota. As of official census estimates, it has a reported population of 271. The land area covers 0.37 sq mi. [1]

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population (2025 PEP Estimate) 271 — 2025 / Census
Median Age 17.5 yrs ±6.9 2020-2024 / Census ACS 5-Year 2024
Total Households 111 ±37 2020-2024 / Census ACS 5-Year 2024
Source: U.S. Census Bureau (PEP, ACS 5-Year).

Housing & Real Estate Profile

Housing Metric Estimate / Value Margin of Error
Total Housing Units 122 ±37
Occupied Housing Units 111 ±37
Vacant Housing Units 11 ±12
Median Home Value $149,000 ±$51,858
Median Gross Rent $815 ±$256
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $72,875 ±$18,641
Per Capita Income $19,581 ±$5,993
Poverty Rate 1.2% ±1.5%
Population Below Poverty Level 5 ±7
Unemployment Rate 0% ±7.1%
Civilian Labor Force, Employed 140 ±50
Broadband Internet Rate 82.9% ±11%
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Local Government & Public Administration

Authoritative general-purpose local government units serving this area U.S. Census Bureau GUS (2026) / GMAF
Government Unit Unit Type Jurisdiction Role Contact / Address
CITY OF WILLOW LAKE
GUS Population: 268 (2024)
ID: 175031
Municipal Official Local Government
Contact: FINANCE OFFICER
PO BOX 317, WILLOW LAKE SD 57278-0317
COUNTY OF CLARK
GUS Population: 3,974 (2024)
ID: 174985
County Official County Government
Contact: CLARK COUNTY AUDITOR
PO BOX 294, CLARK SD 57225-0294

Education

Listing 7 local institutions (NCES 2024-2025) External reference via K12Guides
Institution Type Grades Location
Regular School Willow Lake KG-08 Willow Lake, SD
Regular School Willow Lake PK-05 Willow Lake, SD
Regular School Willow Lake 09-12 Willow Lake, SD
Regular School Willow Lake 06-08 Willow Lake, SD
Regular School Nearby KG-08 Iroquois, SD
Regular School Nearby KG-08 Carpenter, SD
6 Nearby 3-13 IROQUOIS, SD
Source: k12guides.com.

Community Facilities & Infrastructure

Displaying 3 civic institutions across 1 datasets queried CMS • IPEDS • IMLS
Facility Name Category Relationship Address / Location Contact
HAZEL L. MEYER MEMORIAL LIBRARY
Library 17.2 mi away 102 1ST STREET NE, DE SMET, SD, 57231
(605) 854-3842
EMIL M. LARSON LIBRARY
Library 17.9 mi away 120 N COMMERCIAL, CLARK, SD, 57225
(605) 532-5571
DOROTHEE PIKE MEMORIAL LIBRARY
Library 22.4 mi away 225 N MAIN AVE, LAKE PRESTON, SD, 57249
(605) 847-4843
Distances calculated from authoritative source coordinates. Source: CMS, IMLS, NCES IPEDS.

Climate & Weather Observations

NOAA Monthly Climate Normals

Observation Station: Climate data reflects NOAA 1991–2020 standard normals recorded at DE SMET, SD US, located 17.5 miles from Willow Lake city. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 23.2° 4.9° 14.1° 0.60" 6.2"
February 28.5° 9.2° 18.9° 0.88" 9.2"
March 40.6° 20.9° 30.7° 1.36" 6.9"
April 55.0° 33.2° 44.1° 2.30" 4.8"
May 67.1° 45.4° 56.3° 3.32" 0.0"
June 76.9° 56.1° 66.5° 4.06" 0.0"
July 81.5° 61.0° 71.2° 3.88" 0.0"
August 79.1° 58.9° 69.0° 3.07" 0.0"
September 71.6° 50.1° 60.9° 2.78" 0.0"
October 56.9° 35.9° 46.4° 1.98" 1.6"
November 40.7° 22.0° 31.4° 0.96" 5.4"
December 27.7° 10.3° 19.0° 0.74" 7.3"
Source: NOAA U.S. Climate Normals (1991–2020).

Local Weather Forecast

Weather forecast data is currently unavailable in the local cache.

Nearby Cities & Communities

Listing adjacent communities by spatial proximity (miles) Proximity discovery
Community Name Classification Distance Population
Willow Lake city City 0.0 mi —
Mayfield Colony CDP CDP 5.4 mi —
Collins Colony CDP CDP 6.4 mi —
Vienna town Town 8.5 mi —
Bryant city City 8.8 mi —
Bancroft town Town 11.1 mi —

Sources & Data Provenance

  1. Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 4602571940. • Official Source Dataset →
  2. Socioeconomic & Housing Metrics: U.S. Census Bureau American Community Survey (ACS) 5-year estimates and Population Estimates Program (PEP). Margin of Error (MOE) intervals are reported where published; suppressed values are never estimated or replaced with false zeros.
  3. Civic Directory Datasets: Centers for Medicare & Medicaid Services (CMS Hospital Directory), National Center for Education Statistics (NCES IPEDS Postsecondary Directory), and Institute of Museum and Library Services (IMLS Public Libraries Survey). Airport landing facilities are provided by airport-data.com.
  4. Weather & Climate Observations: National Oceanic and Atmospheric Administration (NOAA) U.S. Climate Normals 1991–2020 and National Weather Service (NWS) point forecasts.