WI area data
Sussex, WI
Sussex, WI.
Population: 20,588 (Census ACS)
Home values & appreciation
- Median home value
- $556,373
- 1-year appreciation
- +4.9%
- 3-year appreciation
- +14.9%
- 5-year appreciation
- +27.9%
- 10-year appreciation
- +69.7%
- All-time peak (2026-07)
- $556,373
- House Price Index
- 459.9 (+5.7% YoY)
Market activity
- Median sale price
- $518,700
- Median list price
- $519,900
- Median days on market
- 59 days
- Sale-to-list ratio
- 100.2%
- Active listings
- 4
- 1-year forecast
- +2.3%
- New listings (monthly)
- 23
Rents
- 2-bedroom fair-market rent (HUD reference)
- $1,230/mo
- 3BR fair-market rent
- $1,599/mo
Affordability
- Cost of living index (Below Average)
- 93.0 (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%
Schools
- Total schools
- 6
- Elementary schools
- 3
- Middle schools
- 2
- High schools
- 1
Natural hazards & flood risk
- Overall hazard risk
- Relatively Moderate
- Top hazards
- coldWave, hail, tornado, winterWeather, heatWave
- FEMA flood zone
- X
- Flood risk level
- Minimal
Climate (30-year normals)
- Average annual temperature
- 47.0°F
- Average high
- 56.0°F
- Average low
- 38.0°F
- Annual precipitation
- 38.0 in
Air quality
- Air quality rating
- Moderate
- Median AQI (annual)
- 52
- Days with Good air quality
- 171
- Days with Unhealthy air quality
- 1
Walkability & transit
- Walkability index
- 4.8 / 20
- Transit service frequency
- -99,999
Amenities
- Nearest airport
- Capitol Drive Airport (5 mi)
- Nearest major airport
- General Mitchell International Airport (MKE) (22 mi)
- Hospitals nearby (~15 mi)
- 15
- Avg hospital rating
- 4.3 / 5
- Solar radiation rating
- Fair (3.8 kWh/m²/day)
Migration
- Net migration
- +948 tax filers
Housing stock
- Median year housing built
- 1,991
- Median annual property tax
- $4,867
- Mean commute to work
- 19 min
- Households with broadband internet
- 84.9%
Employment & development
- Total county employment
- 231,130
- Average weekly wage
- $1,311
- Top industries (by employment)
- Health Care, Construction, Accommodation & Food
- Annual residential building permits (county)
- 998
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 →