Solar Panels in Dallas, TX

Q: How many solar panels do I need in Dallas?

With 5.1 peak sun hours/day, a home using 10769 kWh/month needs about 220 panels (88.0 kW) with 400W panels.

Q: How much do solar panels cost in Dallas?

Average cost in Dallas is $2.60/watt. A 88.0 kW system costs ~$228,800 before 30% ITC, or ~$160,160 after.

Q: What is the solar payback period in Dallas?

At $0.13/kWh, solar pays back in about 9.4 years. 25-year net savings: ~$265,765.

Q: What solar incentives are available in Dallas?

Federal ITC + Oncor rebate + property tax exemption. Always verify with your installer and the DSIRE database.

Dallas gets 5.1 peak sun hours/day with electricity at $0.13/kWh. Calculate panels needed, cost after 30% ITC, and payback period.

Sun Hours

5.1/day

Rate

$0.13/kWh

Cost/Watt

$2.6

Net Metering

Oncor buyback

☀️ Dallas Solar Calculator

Monthly Usage10,769 kWh

Panels

220

System Size

88.0 kW

Annual kWh

131,050

Net Cost

$160,160

Savings/yr

$17,037

Payback

9.4 yrs

25-Yr Savings

$265,765

System Sizes in Dallas

Monthly kWh	Panels	kW	Net Cost	Savings/yr	Payback
500	11	4.4	$8,008	$852	9.4 yrs
750	16	6.4	$11,648	$1,239	9.4 yrs
1,000	21	8.4	$15,288	$1,626	9.4 yrs
1,500	31	12.4	$22,568	$2,401	9.4 yrs
2,000	41	16.4	$29,848	$3,175	9.4 yrs
2,500	52	20.8	$37,856	$4,027	9.4 yrs

Solar Guide for Dallas (2026)

Dallas at latitude 32.78°N receives 5.1 peak sun hours/day. At $0.13/kWh, solar offers solid long-term savings.

Incentives: Federal ITC + Oncor rebate + property tax exemption.

NEC Solar Requirements

All installations must comply with NEC Article 690: rapid shutdown (690.12), conductor sizing at 125% (690.8), and proper grounding per NEC 250. Use our Solar Wire Size Calculator for conductor sizing.

Disclaimer: Estimates only. Consult a licensed solar installer. NEC Article 690 compliance required.