Home/Solar Cost/Houston, Texas
Harris County

Solar Panel Cost in Houston, Texas (2026)

Updated March 2026

$25,920
Average system cost
$44,700
25-year savings
10.1 yrs
Payback period
$2.4/W
10.8 kW avg system
Get Your Free Solar QuoteFree. 2 minutes. No obligation.

How much do solar panels cost in Houston?

A 10.8 kW system in Houston averages $25,920 installed. At $2.4/W, that puts your payback at 10.1 years with $44,700 in lifetime savings.

Good
$22,032
Average
$25,920
High
$29,808
SizeCost$/WattAnnual savingsPayback
5 kW$12,000$2.40/W$828/yr10.1 yrs
6 kW$14,400$2.40/W$993/yr10.2 yrs
7 kW$16,800$2.40/W$1,159/yr10.1 yrs
8 kW$19,200$2.40/W$1,324/yr10.2 yrs
9 kW$21,600$2.40/W$1,490/yr10.1 yrs
10 kW$24,000$2.40/W$1,656/yr10.1 yrs
12 kW$28,800$2.40/W$1,987/yr10.1 yrs
14 kW$33,600$2.40/W$2,318/yr10.1 yrs

* Payback includes 30% federal tax credit.

How much can you save with solar in Houston?

10.1
Year payback
146%
25-yr ROI
$1,788
Per year
$44,700
Lifetime
Average monthly bill$175
Monthly savings with solar$149
Annual savings$1,788
25-year net savings$44,700

After payback in year 10.1, you pocket $1,788 every year for the remaining 14.9 years of the panel warranty. Solar also adds ~4% to home value. On a $350,000 home, that's $14,000 in equity.

What do Houston homeowners ask about solar?

Is solar worth it in Houston?
Yes. Houston's competitive installer market keeps costs low at $2.40/W. With a 10.1-year payback and 146% ROI over 25 years, solar here is a strong investment.
How much does a solar system cost in Houston?
The average 10.8 kW system costs $25,920 installed at $2.40/W ($18,144 after the 30% federal tax credit). Payback takes about 10 years.
Does Houston get enough sun for solar?
Houston averages 224 peak sun hours per year. While it gets less sun than West Texas, the lower install costs and high electricity rates make the economics very favorable.
What utility company serves Houston solar customers?
CenterPoint Energy handles transmission and distribution in Harris County. Texas's deregulated market means you can choose your retail electric provider, and many offer solar buyback plans.
Do solar panels increase home value in Houston?
Studies show solar adds about 4% to home value. On a $350K Houston home, that's roughly $14,000 in added equity, and Texas exempts solar from property tax increases.

Ready to go solar in Houston?

Real numbers. No sales pitch. 2-minute form.

Get Your Free Solar Quote