Is solar worth it in 77040 (Houston, TX)?

With an average payback period of 9.5 years and 25-year savings of $35,525, solar panels in Houston, Texas are a solid investment.

How much do solar panels cost in 77040?

The average cost of a 6kW residential solar system in Houston, Texas is $13,500 before incentives. The federal 30% Investment Tax Credit reduces this to about $9,450.

How much solar electricity does 77040 get?

Houston receives 5.67 kWh/m²/day of solar irradiance. A 6kW system in zip code 77040 produces approximately 9,934 kWh per year.

Solar Panel ROI in 77040

Houston, Texas — Is solar worth it here? Here's what the data says.

2.6x ROI Score

9.5 yrs Payback Period

$1,421/yr Annual Savings

$35,525 25-Year Savings

Your savings estimate

$ /mo bill

Annual savings $1,421

Payback 9.5 yrs

25-yr savings $35,525

Solar Calculator for 77040 (Houston)

Adjust values to see your personalized solar ROI estimate for Houston, Texas.

System Size

System Cost

Electricity Rate

$ /kWh

Solar Irradiance

5.67 kWh/m²/day

Based on NREL data for Houston, TX

ROI Score 2.6x

Annual Production 9,934 kWh

Annual Savings $1,421

Payback Period 9.5 years

25-Year Savings $35,525

After 30% ITC $9,450

Solar Data for 77040 – Houston, TX

Solar Irradiance 5.67 kWh/m²/day +14.3% vs national avg

vs Texas Avg +0.5% State avg: 5.38 kWh/m²/day

Electricity Rate $0.143/kWh Texas average rate

Annual Production 9,934 kWh 6kW system estimate

Houston gets 5.67 kWh/m²/day (14.3% above national avg) and electricity at $0.143/kWh. The 9.5-year payback represents a solid return — the federal 30% ITC further reduces costs.

Solar Incentives for Houston, Texas

★

Federal Investment Tax Credit (ITC)

Claim 30% of your system cost as a federal tax credit. On a $13,500 system, that's $4,050 back.

★

Net Metering

Most Texas utilities offer net metering — sell excess electricity back to the grid at retail rates, accelerating your payback.

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Texas State Programs

Check with the Texas energy office for additional rebates, tax exemptions, and low-interest solar financing programs available in Houston.

77040 vs Texas Average

Solar Irradiance

77040: 5.67 TX avg: 5.38

Payback Period

77040: 9.5 yrs TX avg: 10.7 yrs

Annual Savings

77040: $1,421 TX avg: $1,265

25-Year Savings

77040: $35,525 TX avg: $31,625

See the full Texas solar guide for statewide data and incentives.

Nearby Zip Codes — Solar Comparison

77090 Houston, TX 2.6x ROI 9.5 yr payback 77019 Houston, TX 2.6x ROI 9.5 yr payback 77084 Houston, TX 2.6x ROI 9.5 yr payback 77401 Bellaire, TX 2.6x ROI 9.5 yr payback 77001 Houston, TX 2.6x ROI 9.5 yr payback