Solar Panel Savings in Brentwood, TN
Calculate how much you can save with solar panels in Brentwood, Tennessee. Based on 5 peak sun hours/day and 9.4¢/kWh average electricity rate.
5
Peak Sun Hours/Day
9.4¢
Avg Rate (¢/kWh)
16.6 yr
Payback Period
$28k
25-Year Savings
Brentwood Solar Overview
Calculate Your Brentwood Solar Savings
Brentwood average: $85/mo
South-facing roofs produce the most energy
Add $8,000-$12,000 for whole-home battery backup
Annual Production
kWh/year
Annual Savings
per year
Net System Cost
after 30% ITC
Payback Period
break-even time
25-Year Total Savings
$28,180
Monthly Savings
$69
Federal Tax Credit
$5,742
Cumulative Savings vs System Cost
Cost Breakdown
| Item | Brentwood | National Avg |
|---|---|---|
| Gross System Cost (6kW) | $19,140 | $17,100 |
| Federal Tax Credit (30%) | -$5,742 | -$5,130 |
| Net System Cost | $13,398 | $11,970 |
| Cost Per Watt | $3.19/W | $2.85/W |
Solar Potential in Brentwood
Sun Hours vs National Average
Brentwood gets 11% more sun than the national average.
Climate Advantages
- 204 sunny days per year
- Average temperature: 59°F — cooler temps actually improve panel efficiency
- Average roof size: 1,763 sq ft — enough for a 97-panel system
Brentwood Solar Incentives & Programs
Federal Investment Tax Credit (ITC)
30% of total system cost deducted from federal taxes. For a $19,140 system, that's a $5,742 credit. Valid through 2032.
Tennessee State Incentives
Federal 30% ITC; check local utility for additional rebates.
Net Metering — TVA
TVA does not currently offer standard net metering in Brentwood. Alternative buyback programs may be available — contact them for details.
Environmental Impact in Brentwood
3.7
Tons CO2 Offset/Year
60
Equivalent Trees Planted
0.8
Homes Worth of Energy
Based on 8,760 kWh annual production with a 6kW system. EPA average: 0.417 metric tons CO2 per MWh, 10,632 kWh per US home.
Solar Energy in Brentwood, Tennessee
Brentwood, Tennessee receives an average of 5 peak sun hours per day, providing excellent conditions for residential solar installations. With electricity rates averaging 9.4¢ per kWh from TVA, below the national average, but with rates rising 2-3% annually, the long-term savings are still meaningful.
A typical 6kW solar system in Brentwood produces approximately 8,760 kWh per year, saving homeowners an estimated $825 annually. The system pays for itself in about 16.2 years, after which you enjoy essentially free electricity for the remaining 9+ years of the system's warranty life.
Brentwood has a solar penetration rate of 6.8% — showing growing adoption of residential solar, with significant room for expansion. The cost of living index of 83.4 (national average: 100) reflects a lower cost of living, keeping installation costs competitive.
Other Cities in Tennessee
Chattanooga, TN
Clarksville, TN
Knoxville, TN
Memphis, TN
Murfreesboro, TN
Nashville, TN
Frequently Asked Questions
How much do solar panels cost in Brentwood, TN?
The average cost of a 6kW solar panel system in Brentwood is approximately $19,140 before incentives ($3.19/watt). After the 30% federal Investment Tax Credit, the net cost is about $13,398. Federal 30% ITC; check local utility for additional rebates.
How many peak sun hours does Brentwood get?
Brentwood, TN receives an average of 5 peak sun hours per day and approximately 204 sunny days per year. This is above the national average of 4.5 hours, making it an excellent location for solar energy.
What is the solar payback period in Brentwood?
The average solar payback period in Brentwood is approximately 16.6 years. After payback, your solar panels generate essentially free electricity for the remaining 15-20 years of their warranty. Over 25 years, total savings can reach $28,180.
Does Brentwood have net metering?
Brentwood does not currently have standard net metering. However, TVA may offer alternative solar buyback programs. Contact them for current rates and policies.
Is solar worth it in Brentwood, TN?
Solar can still be worthwhile in Brentwood, especially with rising electricity rates. The 16.6-year payback means long-term savings of $28,180 over the system lifetime. The 30% federal tax credit and local incentives help make solar financially attractive.