TN area data
Signal mountain, TN
Signal mountain, TN.
Population: 17,188 (Census ACS)
Home values & appreciation
- Median home value
- $644,856
- 1-year appreciation
- +1.6%
- 3-year appreciation
- +14.1%
- 5-year appreciation
- +38.1%
- 10-year appreciation
- +96.8%
- All-time peak (2026-07)
- $644,856
- House Price Index
- 475.9 (+0.5% YoY)
Market activity
- 1-year forecast
- +1.9%
- Days to pending
- 51 days
- New listings (monthly)
- 29
Rents
- Typical rent
- $2,292/mo
- 1BR fair-market rent
- $1,430/mo
- 3BR fair-market rent
- $1,960/mo
Affordability
- Cost of living index (Below Average)
- 90.5 (100 = US avg)
- Electricity rate (state-level)
- 13.2¢/kWh
- Natural gas rate (state-level)
- $11.80/MCF
- 30-year mortgage rate (national)
- 6.66%
- 15-year mortgage rate (national)
- 6.00%
Schools
- Total schools
- 3
- Elementary schools
- 2
- Middle schools
- 0
- High schools
- 1
Natural hazards & flood risk
- Overall hazard risk
- Relatively Moderate
- Top hazards
- iceStorm, inlandFlooding, lightning, strongWind, tornado
Climate (30-year normals)
- Average annual temperature
- 62.0°F
- Average high
- 72.0°F
- Average low
- 52.0°F
- Annual precipitation
- 56.1 in
Air quality
- Air quality rating
- Moderate
- Median AQI (annual)
- 51
- Days with Good air quality
- 175
Amenities
- National parks within ~60 mi
- 3
- Nearest national park
- Chickamauga & Chattanooga National Military Park (15 mi)
- Nearest airport
- Hog Lot Landing (7 mi)
- Nearest major airport
- Chattanooga Metropolitan Airport (Lovell Field) (CHA) (11 mi)
- Hospitals nearby (~15 mi)
- 6
- Avg hospital rating
- 3.2 / 5
- Solar radiation rating
- Fair (4.3 kWh/m²/day)
Migration
- Net migration
- +2,003 tax filers
Housing stock
- Median year housing built
- 1,983
- Median annual property tax
- $3,148
- Mean commute to work
- 22 min
- Households with broadband internet
- 84.8%
Employment & development
- Total county employment
- 192,511
- Average weekly wage
- $1,212
- Top industries (by employment)
- Health Care, Accommodation & Food, Administrative Services
- Annual residential building permits (county)
- 1,044
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 →