Solar Panel Cost in Nashville, TN (2026)
Solar panel costs in Nashville, TN typically run near the Tennessee state average. A 6 kW system in Nashville costs about $16,050 before the 30% federal ITC, with payback around 9.9 years at local utility rates.
Quick answer
In Nashville, a 6 kW solar panel system costs about $16,050 installed (9.9-year payback). After the 30% federal tax credit, net cost is roughly $11,250. Annual savings: ~$1,050/year at 12.5¢/kWh.
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Estimate for Tennessee
$6,900net after 30% ITC
~4 kW · 10 panels · $9,900 before credits · 12.5¢/kWh
Annual savings
$698
Payback
9.9 yrs
25-year savings
$18,333
25-year savings timeline
Includes ~3% utility rate growth & 0.5%/yr panel degradation
Nashville vs US Average
| Metric | TN | US avg |
|---|---|---|
| 6 kW system (before credit) | $16,050 | $16,271 |
| Net cost after 30% ITC | $11,250 | $11,390 |
| Cost per watt | $0.00/W | — |
| Annual electricity savings | $1,050 | $1,335 |
| Payback period (years) | 9.9 yrs | 9 yrs |
| Electricity rate | 12.5¢/kWh | — |
Updated 2026-07-07. Estimates only.
What affects solar costs in Nashville?
NES and Middle Tennessee EMC territories serve the metro. Tennessee lacks state income tax — federal ITC is primary tax benefit.
Growing solar market with competitive pricing vs. early adopter markets.
Nashville install costs near TN average with 9–12 year typical payback.
Nashville solar snapshot
- 6 kW system: $12,450 – $22,100
- After 30% ITC: $11,250
- Electric rate: 12.5¢/kWh · Peak sun: 4.5 hrs/day
- Payback: ~9.9 years · Annual savings: ~$1,050
How to maximize solar ROI in Nashville
- Compare Nashville vs. Memphis quotes
- Verify TVA/local utility net metering
- Check storm/hail warranty terms
Frequently Asked Questions
How much do solar panels cost in Nashville?
A 6 kW solar system in Nashville, TN typically costs $12,450–$22,100 before incentives, or $11,250 after the 30% federal tax credit.
Is solar worth it in Nashville?
With 12.5¢/kWh electricity rates and 4.5 peak sun hours, Nashville homeowners often see 9.9-year payback. Use our calculator for your roof and usage.
How does Nashville compare to Tennessee?
Nashville install pricing is among the higher-cost metros in Tennessee.
Related pages
How We Calculate Solar Costs
MySunROI estimates combine NREL residential PV installed-price benchmarks, EIA state electricity rates, and regional labor modifiers — updated 2026-07-07.
Estimates only. Last updated 2026-07-07. Estimates based on NREL PV cost benchmarks, EIA electricity rates, and 2026 installer pricing surveys.