Cost of Living in Signal Mountain, TN
Population 8,861 · Tennessee · Data vintage 2023
(100 = US avg)
Under 25,000 residents gives Signal Mountain a small-town character that shows up in every data point below — from the commute patterns to the rental inventory. A typical home runs $482,000. An unemployment rate of 2.1% points to a labor market well on the tight side of the national distribution.
Geographically, Signal Mountain sits roughly 8 miles northwest of Chattanooga. Median home values run roughly 86% higher than Chattanooga's $259,000.
Cost Overview
Scale: 100 = US national average. Green < 90, Red > 110.
About the Cost of Living in Signal Mountain
The median home value in Signal Mountain is $482,300 — 58% above the national median of $305,000. Median rent runs $1,843/month, 40% higher than the national median of $1,314/month. The median household income of $139,714/year is 87% higher than the US median of $74,580. The local unemployment rate is 2.1%, below the national average of 4.8%. Tennessee charges no state income tax, a meaningful advantage for take-home pay. The climate averages highs of 72.2°F and lows of 51.5°F, with about 3.6" of annual snowfall. Overall, Signal Mountain has a cost of living index of 151 versus the US average of 100, meaning it is 51% more expensive.
Signal Mountain has limited residential data
Detailed housing and income data is limited for this location. Here are the nearest cities with full cost of living data:
🏠 Housing
HUD Fair Market Rents by Bedroom
💰 Estimated Monthly Budget
Estimates based on median data and national averages. Actual costs vary.
🛒 Food & Groceries
National BLS average prices (2023). Local prices may vary.
🚗 Transportation
Commute Mode
⚡ Utilities
📋 Taxes
💼 Income & Employment
🎓 Education
👥 Demographics
🌤 Climate
NOAA 1991–2020 Climate Normals
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High °F | 51 | 56 | 64 | 74 | 81 | 88 | 91 | 90 | 84 | 74 | 62 | 53 |
| Low °F | 32 | 36 | 42 | 50 | 59 | 67 | 71 | 70 | 64 | 51 | 40 | 35 |
| Precip" | 5.02 | 5.03 | 5.34 | 4.87 | 3.94 | 4.18 | 5.08 | 3.67 | 4.23 | 3.59 | 4.80 | 5.25 |
| Snow" | 1.0 | 1.2 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.3 |
💨 Air Quality
EPA AQS 2023 — county-level monitoring data
Frequently Asked Questions
What is the cost of living in Signal Mountain, TN?
Signal Mountain has a cost index of 151 (100 = national average). It is 51% above the national average.
What is average rent in Signal Mountain, TN?
The median gross rent in Signal Mountain is $1,843 per month based on 2023 Census data.
What is the average home price in Signal Mountain?
The median home value in Signal Mountain is $482,300 according to Zillow and Census data.
What is the median income in Signal Mountain?
The median household income in Signal Mountain is $139,714 per year (2023 ACS 5-year estimates).
What is the sales tax in Signal Mountain, TN?
The combined state and local sales tax rate in Signal Mountain is 9.6%. Tennessee has no state income tax.
Is Signal Mountain, TN affordable?
Signal Mountain is above average in cost of living, with an index of 151 — about 51% higher than the national average.
What is the weather like in Signal Mountain?
Signal Mountain has average high temperatures of 72.2°F and average lows of 51.5°F. Annual precipitation is 55". Average annual snowfall is 3.6". Data from NOAA 1991–2020 Climate Normals.
Signal Mountain at a Glance
- Population
- 8,861
- Median Income
- $139,714
- Home Value
- $482,300
- Median Rent
- $1,843/mo
- Unemployment
- 2.1%
- Avg High Temp
- 72.2°F
- Sales Tax
- 9.6%
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