Solar in Galveston, TX
With CenterPoint Energy Houston's electricity at about 17.6¢ per kWh and 1,490 kWh of sun per kW, solar is worth it for a typical Galveston home today: about a 12.9-year payback.
- Payback, typical home
- 12.9 yrsTexas: 14 yrs
- 25-year net
- $16,374after paying $12,950
- Sun
- 1,490kWh per kW per year
- Electricity
- 17.6¢2% below U.S. average
A typical Galveston home, by the numbers
| Utility | CenterPoint Energy Houston |
|---|---|
| Electricity use | 1,124 kWh a month |
| Best-value system | 4.5 kW, about 10 panels, 6,707 kWh a year (50% of use) |
| Cost | $12,950 |
| First-year savings | $987 |
| Payback | 12.9 years |
| Exported power | No statewide net metering (Texas rule) |
Cash purchase, no federal credit, 2.9% yearly rate increases. Run it with your own numbers.
Homes in Galveston
- Owner-occupied homes
- 46%
- Single-family detached
- 56%
- Median home value
- $326k
- Median year built
- 1973
- Population
- 53,424
- Roofs suitable for solar†
- 93%
Census ACS 2020–2024. †Share of 21,993 buildings Google Project Sunroof rated technically suitable (2019 snapshot).
Older housing stock. Many homes here were built before 1975. Have the roof and electrical panel checked before signing; a roof or panel upgrade can add thousands. Roof first?
Installers working in Galveston
Public installation records for Texas don't name installers, so we can't rank local companies here. Browse installers in Texas.
Always verify the license and get at least three quotes. Compare quotes side by side.
Questions about solar in Galveston
Is solar worth it in Galveston, TX?
For a typical home in Galveston, solar is worth it at 2026 prices: a 4.5 kW system costs about $12,950 after state incentives, saves about $987 in year one and pays back in about 12.9 years. Enter your address for an estimate based on your roof and bill.
How much solar power does a system produce in Galveston?
About 1,490 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 Texas average. East- or west-facing roofs produce roughly 10–20% less.
Who is the electric utility in Galveston?
Most homes in Galveston are served by CenterPoint Energy Houston, at about 17.6¢ per kWh on average. Some areas are served by TNMP, Entergy Texas.
How much do solar panels cost in Galveston?
A fair cash price is around $2.60 per watt before incentives, so about $12,950 for a 4.5 kW system. There's no federal tax credit for homeowners who buy in 2026.
Nearby
- Texas City 13.2 yrs
- Alvin 13.1 yrs
- League City 13.2 yrs
- Friendswood 13.1 yrs
- Lake Jackson 13.4 yrs
- Pearland 13.1 yrs
- La Porte 13.1 yrs
- Pasadena 13 yrs
- All of Texas
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.