WI area data
Sister Bay, WI
Sister Bay, WI.
Population: 2,158 (Census ACS)
Home values & appreciation
- Median home value
- $528,989
- 1-year appreciation
- +1.8%
- 3-year appreciation
- +5.7%
- 5-year appreciation
- +29.0%
- 10-year appreciation
- +83.3%
- All-time peak (2026-04)
- $533,013
- House Price Index
- 459.9 (+5.7% YoY)
Market activity
- New listings (monthly)
- 13
Affordability
- Cost of living index (Average)
- 97.5 (100 = US avg)
- Electricity rate (state-level)
- 18.2¢/kWh
- Natural gas rate (state-level)
- $10.70/MCF
- 30-year mortgage rate (national)
- 6.66%
- 15-year mortgage rate (national)
- 6.00%
Natural hazards & flood risk
- Overall hazard risk
- Relatively Low
- Top hazards
- coldWave
Climate (30-year normals)
- Average annual temperature
- 44.0°F
- Average high
- 53.0°F
- Average low
- 36.0°F
- Annual precipitation
- 34.5 in
- Annual snowfall
- 65.6 in
Air quality
- Air quality rating
- Good
- Median AQI (annual)
- 41
- Days with Good air quality
- 155
- Days with Unhealthy air quality
- 1
Amenities
- National parks within ~60 mi
- 1
- Nearest national park
- Sleeping Bear Dunes National Lakeshore (55 mi)
- Nearest airport
- Mave's Lakeview Road Airport (4 mi)
- Hospitals nearby (~15 mi)
- 1,090
- Avg hospital rating
- 3.1 / 5
- EV charging stations (within 10 mi)
- 30
- Solar radiation rating
- Fair (3.7 kWh/m²/day)
Migration
- Net migration
- +144 tax filers
Housing stock
- Median year housing built
- 1,990
- Median annual property tax
- $3,574
- Households with broadband internet
- 68.7%
Employment & development
- Total county employment
- 12,149
- Average weekly wage
- $853
- Top industries (by employment)
- Accommodation & Food, Health Care, Construction
- Annual residential building permits (county)
- 98
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 →