SD area data
Longlake, SD
Longlake, SD.
Population: 108 (Census ACS)
Home values & appreciation
- House Price Index
- 496.2 (+2.9% YoY)
Affordability
- Cost of living index (Low)
- 88.6 (100 = US avg)
- Electricity rate (state-level)
- 13.4¢/kWh
- Natural gas rate (state-level)
- $9.90/MCF
- 30-year mortgage rate (national)
- 6.66%
- 15-year mortgage rate (national)
- 6.00%
Natural hazards & flood risk
- Overall hazard risk
- Very Low
- Top hazards
- coldWave, winterWeather
Climate (30-year normals)
- Average annual temperature
- 42.0°F
- Average high
- 52.0°F
- Average low
- 32.0°F
- Annual precipitation
- 19.5 in
Amenities
- Nearest airport
- Ashley Municipal Airport (ASY) (13 mi)
- Hospitals nearby (~15 mi)
- 5
- Avg hospital rating
- 5.0 / 5
- Solar radiation rating
- Fair (4.0 kWh/m²/day)
Housing stock
- Median year housing built
- 1,964
- Households with broadband internet
- 34.0%
Employment & development
- Total county employment
- 395
- Average weekly wage
- $800
- Top industries (by employment)
- Agriculture, Other Services, Construction
- Annual residential building permits (county)
- 8
Area data compiled from public government, academic, and industry research feeds. Data sources →
Data last updated
Most recent source refresh: Aug 2026. See all data sources →