Arizona solar data EIA rates · NREL sun hours Updated 2026

Solar Panels in Arizona: Cost, Savings & Incentives (2026)

How much do solar panels cost in Arizona in 2026? Typical 10.0 kW system: $21,000 after 30% ITC, 13.2-year payback, 6.5 sun hrs/day, 13.2¢/kWh. Free calculators.

· Reviewed by Green Energy Calculators Editorial Team

$21,000 After 30% ITC
13.2 yrs Payback
10.0 kW Typical system
$46,400+ 25-yr savings

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Arizona solar decision guides

Data hub — jump to in-depth sizing, bill-based, or policy guides. This page stays focused on rates & incentives.

Arizona solar snapshot (2026)

A 10 kW system in Arizona produces roughly 18,980 kWh/year at 6.5 peak sun hours and 13.2¢/kWh — saving about $2,505/year with ~8-year payback after the 30% ITC.

Cost itemAmount
System cost (10 kW)$30,000
Federal 30% ITC−$9,000
Net cost after ITC$21,000
Est. annual savings$2,505/yr
25-year net profit (est.)$41,625

Get at least 3 installer quotes — pricing varies up to 30% within the same state.

Arizona solar incentives

Federal ITC — 30%

All US homeowners qualify for the 30% federal Investment Tax Credit through 2032. On a $30,000 system, that's a $9,000 dollar-for-dollar tax credit.

Arizona state programs

Arizona offers a 25% Residential Solar Energy Tax Credit (up to $1,000) on state income taxes. Arizona also exempts solar systems from the state sales tax and from property tax assessments, making it one of the most incentive-friendly states for solar.

Is solar worth it in Arizona?

Arizona combines strong sun hours (6.5/day) with moderate rates (13.2¢/kWh) — a solid case for residential solar in 2026. Use the calculators above for a bill-specific estimate, or open a decision guide below for sizing by monthly bill or home sq ft.

Frequently asked questions

Direct answers for US homeowners in Arizona.

A typical **10.0 kW** system costs **$30,000** gross, or **$21,000** after the 30% federal ITC.

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Data sources EIA state rates · NREL sun hours
Reviewed by Green Energy Calculators Editorial Team
Last updated
Sizing formula kW = Annual kWh ÷ (Peak Sun Hours × 365 × 0.82)