Solar · TX · 2026
Average Solar Panel Cost in Dallas, TX — 2026
The average cost to install solar panels in Dallas is $28,200 gross ($19,740 after the 30% federal ITC) in 2026. Payback period: ~11 years. Get free installer quotes.
Average System Cost
A typical 10 kW residential solar system in Dallas, TX costs $28,200 gross ($19,740 after the 30% federal ITC) in 2026. Annual electricity savings are approximately $1,800, giving an estimated payback period of ~11 years on a cash purchase. Use the solar payback calculator for a full breakdown including state incentives.
Average Solar Panel Cost in Dallas, TX (2026) — Data Breakdown
| Item | Amount |
|---|---|
| Gross system cost (10 kW) | $28,200 |
| Federal ITC (30%) | -$8,460 |
| Net cost after ITC | $19,740 |
| Annual electricity savings | $1,800/yr |
| Estimated payback | ~11 years |
| Cost per watt | ~$2.82/W installed |
Methodology: Based on SEIA 2026 average installed cost data for TX, EIA state electricity rate, and NREL PVWatts production model. Actual costs vary by installer, roof type, and system configuration.