Solar in Weslaco, TX
With Magic Valley Electric Cooperative's electricity at about 10.9¢ per kWh and 1,540 kWh of sun per kW, solar is not worth it for a typical Weslaco home today: about a 18.6-year payback.
- Payback, typical home
- 18.6 yrsTexas: 14 yrs
- 25-year net
- $6,534after paying $14,420
- Sun
- 1,540kWh per kW per year
- Electricity
- 10.9¢39% below U.S. average
A typical Weslaco home, by the numbers
| Utility | Magic Valley Electric Cooperative |
|---|---|
| Electricity use | 1,336 kWh a month |
| Best-value system | 5.2 kW, about 12 panels, 8,008 kWh a year (50% of use) |
| Cost | $14,420 |
| First-year savings | $773 |
| Payback | 18.6 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 Weslaco
- Owner-occupied homes
- 56%
- Single-family detached
- 54%
- Median home value
- $140k
- Median year built
- 1995
- Population
- 42,229
Census ACS 2020–2024.
Installers working in Weslaco
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 Weslaco
Is solar worth it in Weslaco, TX?
For a typical home in Weslaco, solar is not worth it at 2026 prices: a 5.2 kW system costs about $14,420 after state incentives, saves about $773 in year one and pays back in about 18.6 years. Enter your address for an estimate based on your roof and bill.
How much solar power does a system produce in Weslaco?
About 1,540 kWh per year for each kW of panels on a south-facing roof, based on PVWatts and local weather. That's 1% more than the Texas average. East- or west-facing roofs produce roughly 10–20% less.
Who is the electric utility in Weslaco?
Most homes in Weslaco are served by Magic Valley Electric Cooperative, at about 10.9¢ per kWh on average.
How much do solar panels cost in Weslaco?
A fair cash price is around $2.60 per watt before incentives, so about $14,420 for a 5.2 kW system. There's no federal tax credit for homeowners who buy in 2026.
Nearby
- San Juan 18.4 yrs
- Pharr 18.6 yrs
- Edinburg 18.3 yrs
- McAllen 12.3 yrs
- Harlingen 18.7 yrs
- Mission 18.1 yrs
- Brownsville 18.3 yrs
- Corpus Christi 12.2 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.