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TN area data

Signal Mountain, TN

Signal Mountain, TN.

Population: 17,188 (Census ACS)

The typical home value in Signal Mountain, TN is $640,306 — up 1.8% over the past year. Homes sell for a median $750,000 after a median 26 days on market. Typical rent runs $2,454/month. 3 schools serve the area (NCES). FEMA's National Risk Index rates the county's overall natural-hazard risk Relatively Moderate, with ice storm, inland flooding, lightning the top-rated hazards. Cost of living is 8.1% below the US average (BEA, metro/state-level).

Backed by 25+ public sourcesFEMA · U.S. Census · NOAA · Dept. of Education · EPA · and more

$640,306

Typical home value

+1.8%

1-year change

26

Median days on market

Relatively Moderate

Hazard risk (county)

Home values & appreciation

Typical home value
$640,306
1-year appreciation
+1.8%
3-year appreciation
+13.5%
5-year appreciation
+36.3%
10-year appreciation
+96.7%
Peak value since 2000 (Aug 2026)
$640,306
House Price Index (state)
484.9 (+0.8% YoY)

Sources: home value index (ZIP-level) · FHFA House Price Index (state-level)

Market activity

Median sale price
$750,000
Median list price
$772,450
Median price per sqft
$257
1-year sale-price change
+12.8%
Median days on market
26 days
Homes sold (recent period)
104
For-sale inventory
90
Sale-to-list ratio
97.9%
Active listings
70
1-year forecast
+0.5%
Days to pending
51 days
New listings (monthly)
22

Source: recent area sales and market data (ZIP-level)

Rents

Typical rent
$2,454/mo
Studio fair-market rent
$1,181/mo
1BR fair-market rent
$1,231/mo
2BR fair-market rent
$1,340/mo
3BR fair-market rent
$1,657/mo
4BR fair-market rent
$1,761/mo

Sources: market rent index (ZIP-level) · HUD Fair Market Rents (metro/county-level, 40th-percentile regulatory reference)

Affordability

Cost of living index (Below Average)
91.9 (100 = US avg)
Electricity rate (state-level)
13.2¢/kWh
Natural gas rate (state-level)
$11.80/MCF
30-year mortgage rate (national)
7.40%
15-year mortgage rate (national)
6.73%

Sources: BEA Regional Price Parities (metro/state-level) · EIA energy rates (state-level) · Freddie Mac PMMS (national)

Schools

Total schools
3
Elementary schools
2
Middle schools
0
High schools
1
Schools include
Signal Mountain Middle/High School, Thrasher Elementary School, Nolan Elementary School

Source: NCES school directory, 2024-25 (school-address-based)

Natural hazards & flood risk

Overall hazard risk (county)
Relatively Moderate
Top hazards (county)
ice storm, inland flooding, lightning, strong wind, tornado
Notable hazard ratings (county)
tornado: Relatively High · ice storm: Relatively High · lightning: Relatively High · strong wind: Relatively High · winter weather: Relatively High · inland flooding: Relatively High
Wildfire risk to homes (county)
Higher than 68% of US counties
Buildings in wildfire direct-exposure zone
53.5%
Radon potential (county)
Moderate radon potential — EPA Zone 2 of 3
EPA Superfund (NPL) sites within 5 mi
None
Nearest Superfund site
Southside Chattanooga Lead (8.6 mi)
EPA recommends radon testing for every home regardless of zone.

Sources: FEMA National Risk Index (county-level) · FEMA NFIP flood-insurance claims (ZIP-level) · USDA Forest Service Wildfire Risk to Communities (county-level) · EPA radon zones + Superfund NPL

Climate (30-year normals)

Average annual temperature
59.7°F
Average high
71.7°F
Average low
48.3°F
Annual precipitation
53.8 in
Annual snowfall
1.0 in
USDA plant hardiness zone
7b (extreme annual low 5 to 10°F)

Sources: NOAA Climate Normals (30-year, nearest-station) · USDA Plant Hardiness Zone Map (2023)

Air quality

Air quality rating
Good
Median AQI (annual)
44
Days with Good air quality
237
Days with Moderate air quality
126
Highest AQI recorded (year)
141

Source: EPA annual air quality index (county-level)

Amenities

National parks within ~60 mi
3
Nearest national park
Chickamauga & Chattanooga National Military Park (15 mi)
National parks include
Chickamauga & Chattanooga National Military Park, Russell Cave National Monument, Little River Canyon National Preserve
Airports within 30 mi
16
Nearest airport
Hog Lot Landing (7 mi)
Nearest major airport
Chattanooga Metropolitan Airport (Lovell Field) (CHA) (11 mi)
Hospitals in or near this ZIP
13
Hospitals include
HAMILTON MEDICAL CENTER, ADVENTHEALTH MURRAY, COMMONSPIRIT-MEMORIAL HOSPITAL-NORTH GEORGIA
Avg hospital rating (CMS)
3.4 / 5
Best hospital rating nearby (CMS)
5.0 / 5
Solar radiation rating
Fair (4.3 kWh/m²/day)

Sources: National Park Service · FAA airport data · CMS hospital data (same ZIP, else within ~40 mi) · DOE/NREL (proximity-based)

Migration

Net migration (county)
+2,003 tax filers

Source: IRS SOI county-to-county migration (county-level; published with a multi-year lag)

Housing stock

Median year housing built
1983
Housing built before 1970
30.7%
Housing built 2000 or later
22.9%
Median annual property tax
$3,148
Mean commute to work
22 min
Households with broadband internet
84.8%

Source: Census ACS 5-year estimates (ZIP-level)

Employment & development

Total county employment
196,986
Average weekly wage
$1,292
Top industries (by employment)
Health Care, Accommodation & Food, Administrative Services
Annual residential building permits (county)
1,887

Sources: BLS QCEW (county-level) · Census Building Permits (county-level)

How it compares

Signal MountainState medianUS median
Typical home value$640,306$269,266$288,527
Median sale price$750,000$315,000$325,000
Median days on market26 days73 days51 days
Typical rent$2,454/mo$1,599/mo$1,809/mo
Median annual property tax$3,148$970$2,006

State and US medians are computed across all US ZIP codes with sufficient public-data coverage, from the same sources as the figures above.

Area data compiled from public government, academic, and industry research feeds. Data sources →

Common questions

What is the typical home value in Signal Mountain, TN?
$640,306.
What is the median sale price in Signal Mountain, TN?
$750,000.
How long do homes take to sell in Signal Mountain, TN?
Median days on market: 26 days.
What is typical rent in Signal Mountain, TN?
Typical rent: $2,454/month.
What is the natural-hazard risk in Signal Mountain, TN?
Overall risk: Relatively Moderate (FEMA NRI, county-level). Top hazards: ice storm, inland flooding, lightning, strong wind, tornado.
What is the wildfire risk in Signal Mountain, TN?
Risk to homes is higher than 68% of US counties (USDA Forest Service Wildfire Risk to Communities, county-level).
What is the radon potential in Signal Mountain, TN?
Moderate radon potential — EPA Zone 2 of 3, county-level. EPA recommends testing every home regardless of zone.
Are there Superfund sites near Signal Mountain, TN?
No current or proposed National Priorities List sites within 5 miles (EPA).
How many schools serve Signal Mountain, TN?
3 schools (2 elementary, 1 high) (NCES, 2024-25).
What is the air quality in Signal Mountain, TN?
Good. Median AQI: 44. (EPA AQI).
What is the cost of living in Signal Mountain, TN?
Regional Price Parity: 91.9 (100 = US average) (Below Average) (BEA RPP, metro/state-level).

ZIP code for Signal Mountain

Listing a home in Signal Mountain, TN?

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Data last updated

Most recent source refresh: Oct 2026. See all data sources →

Data compiled by REAIGENT7 — AI listing platform for real estate agents