Lake township, South Dakota
Lake township profile, demographic data, and geographic information.
Lake township is a geographic entity located in Codington County, South Dakota. As of official census estimates, it has a reported population of 668. The land area covers 20.42 sq mi. [1]
Demographics & Population
| Demographic Metric | Estimate / Count | Margin of Error | Survey Period / Source |
|---|---|---|---|
| Total Population (2025 PEP Estimate) | 668 | — | 2025 / Census |
| Median Age | 34.9 yrs | ±25.5 | 2020-2024 / Census ACS 5-Year 2024 |
| Total Households | 245 | ±81 | 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 | 270 | ±91 |
| Occupied Housing Units | 245 | ±81 |
| Vacant Housing Units | 25 | ±40 |
| Median Home Value | $349,600 | ±$27,858 |
| Median Gross Rent | Suppressed | — |
Source: U.S. Census Bureau ACS 5-Year (2020-2024).
Economy & Workforce
| Economic Metric | Estimate / Value | Margin of Error |
|---|---|---|
| Median Household Income | $106,830 | ±$23,163 |
| Per Capita Income | $33,452 | ±$12,497 |
| Poverty Rate | 8.6% | ±12.8% |
| Population Below Poverty Level | 73 | ±114 |
| Unemployment Rate | 0% | ±2.4% |
| Civilian Labor Force, Employed | 423 | ±179 |
| Broadband Internet Rate | 93.5% | ±11.8% |
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 |
|---|---|---|---|
|
TOWNSHIP OF LAKE
GUS Population: 669 (2024)
ID: 175237
|
Township | Official Local Government |
Contact: CLERK
16651 451ST AVE, WATERTOWN SD 57201-7561
|
|
GUS Population: 29,278 (2024)
ID: 209456
|
County | Official County Government |
Contact: COUNTY AUDITOR
14 1ST AVE SE, WATERTOWN SD 57201-3611
|
Education
Listing 10 local institutions (NCES 2024-2025)
External reference via K12Guides
| Institution | Type | Grades | Location |
|---|---|---|---|
| Regular School Nearby | PK-05 | Florence, SD | |
| Regular School Nearby | 09-12 | Florence, SD | |
| Regular School Nearby | 06-08 | Florence, SD | |
| Regular School Nearby | PK-05 | Henry, SD | |
| Regular School Nearby | 09-12 | Henry, SD | |
| Regular School Nearby | 06-08 | Henry, SD | |
| Regular School Nearby | 01-04 | Watertown, SD | |
| Regular School Nearby | 01-04 | Watertown, SD | |
| Regular School Nearby | PK-KG | Watertown, SD | |
| Regular School Nearby | 01-04 | Watertown, SD |
Source: k12guides.com.
Community Facilities & Infrastructure
Displaying 5 civic institutions across 2 datasets queried
CMS • IPEDS • IMLS
| Facility Name | Category | Relationship | Address / Location | Contact |
|---|---|---|---|---|
|
Lake Area Technical College
|
College | 4.9 mi away | 1201 Arrow Ave, Watertown, SD, 57201-0730 |
6058825284
|
|
WATERTOWN REGIONAL LIBRARY
|
Library | 4.6 mi away | 160 6TH ST NE, WATERTOWN, SD, 57201 |
(605) 882-6220
|
|
HAMLIN-CODINGTON REGIONAL LIBRARY
|
Library | 4.9 mi away | 3 8TH AVE. SE, WATERTOWN, SD, 57201 |
(605) 753-1011
|
|
HAMLIN-CODINGTON REGIONAL LIBRARY-BOOKMOBILE
|
Library | 4.9 mi away | 3 8TH AVE SE, WATERTOWN, SD, 57201 |
(605) 753-1011
|
|
GRANT COUNTY-STRANDBURG BRANCH
|
Library | 20.0 mi away | 118 N MAIN STREET, STRANDBURG, SD, 57265 | — |
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 RAUVILLE 2 W, SD US, located 1.2 miles from Lake township. Local microclimates, topography, and elevation may cause municipal conditions to differ.
| Month | High (°F) | Low (°F) | Mean (°F) | Precip (in) | Snow (in) |
|---|---|---|---|---|---|
| January | 21.4° | 1.5° | 11.5° | 0.65" | 5.7" |
| February | 26.2° | 5.1° | 15.7° | 0.69" | 6.5" |
| March | 38.3° | 18.2° | 28.3° | 1.10" | 4.8" |
| April | 54.0° | 30.8° | 42.4° | 2.27" | 4.0" |
| May | 67.1° | 44.8° | 56.0° | 2.70" | 0.0" |
| June | 76.4° | 54.9° | 65.7° | 3.18" | 0.0" |
| July | 81.7° | 59.8° | 70.8° | 3.59" | 0.0" |
| August | 79.9° | 56.3° | 68.1° | 2.66" | 0.0" |
| September | 72.1° | 46.2° | 59.2° | 2.74" | 0.0" |
| October | 57.3° | 34.2° | 45.8° | 2.33" | 1.1" |
| November | 40.9° | 20.8° | 30.9° | 0.83" | 2.1" |
| December | 27.1° | 9.1° | 18.1° | 0.70" | 7.6" |
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 |
|---|---|---|---|
| Watertown city | City | 3.3 mi | — |
| Waverly CDP | CDP | 9.4 mi | — |
| Florence town | Town | 10.7 mi | — |
| Kranzburg town | Town | 13.0 mi | — |
| South Shore town | Town | 14.9 mi | — |
| Henry town | Town | 15.8 mi | — |
Sources & Data Provenance
- Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 4602934860. • Official Source Dataset →
- 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.
- 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.
- Weather & Climate Observations: National Oceanic and Atmospheric Administration (NOAA) U.S. Climate Normals 1991–2020 and National Weather Service (NWS) point forecasts.