Solar in Gallatin, TN
With Cumberland Electric Member's electricity at about 14.1¢ per kWh and 1,344 kWh of sun per kW, solar is not worth it for a typical Gallatin home today: about a 22.9-year payback.
- Payback, typical home
- 22.9 yrsTennessee: 24 yrs
- 25-year net
- $2,799after paying $23,340
- Sun
- 1,344kWh per kW per year
- Electricity
- 14.1¢22% below U.S. average
A typical Gallatin home, by the numbers
| Utility | Cumberland Electric Member |
|---|---|
| Electricity use | 1,437 kWh a month |
| Best-value system | 6.4 kW, about 15 panels, 8,603 kWh a year (50% of use) |
| Cost | $23,340 |
| First-year savings | $966 |
| Payback | 22.9 years |
| Exported power | No statewide net metering (Tennessee rule) |
Cash purchase, no federal credit, 2.5% yearly rate increases. Run it with your own numbers.
Homes in Gallatin
- Owner-occupied homes
- 57%
- Single-family detached
- 56%
- Median home value
- $372k
- Median year built
- 2004
- Population
- 48,532
- Roofs suitable for solar†
- 94%
Census ACS 2020–2024. †Share of 84 buildings Google Project Sunroof rated technically suitable (2019 snapshot).
Installers working in Gallatin
Public installation records for Tennessee don't name installers, so we can't rank local companies here. Browse installers in Tennessee.
Always verify the license and get at least three quotes. Compare quotes side by side.
Questions about solar in Gallatin
Is solar worth it in Gallatin, TN?
For a typical home in Gallatin, solar is not worth it at 2026 prices: a 6.4 kW system costs about $23,340 after state incentives, saves about $966 in year one and pays back in about 22.9 years. Enter your address for an estimate based on your roof and bill.
How much solar power does a system produce in Gallatin?
About 1,344 kWh per year for each kW of panels on a south-facing roof, based on PVWatts and local weather. That's 2% less than the Tennessee average. East- or west-facing roofs produce roughly 10–20% less.
Who is the electric utility in Gallatin?
Most homes in Gallatin are served by Cumberland Electric Member, at about 14.1¢ per kWh on average. Some areas are served by City of Gallatin, Middle Tennessee E M C, Nashville Electric Service.
How much do solar panels cost in Gallatin?
A fair cash price is around $3.60 per watt before incentives, so about $23,340 for a 6.4 kW system. There's no federal tax credit for homeowners who buy in 2026.
Nearby
- Hendersonville 23.4 yrs
- Mount Juliet no payback
- Lebanon no payback
- Nashville 23.7 yrs
- La Vergne 23.4 yrs
- Smyrna no payback
- Brentwood 23.3 yrs
- Murfreesboro no payback
- All of Tennessee
Data: PVWatts (National Laboratory of the Rockies), EIA-861 2025 adjusted to 2026, U.S. Census ACS, LBNL Tracking the Sun, state policy research as of October 2026.