Solar payback in Arizona

Is solar worth it in Arizona?

Short answer for a typical Arizona home: a strong payback — roughly 7.4 years to break even after the 30% credit. Run your own bill through the calculator below.

Sun 6.5 hrs/day Electricity $0.15/kWh Typical payback ~7.4 yrs Federal credit 30%
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Arizona gets excellent sunshine — about 6.5 peak sun hours a day — and residential electricity runs around $0.15/kWh. For a typical $150-a-month power bill, that points to roughly a 6.3-kW system costing about $13,277 after the 30% federal tax credit, paying for itself in about 7.4 years and netting on the order of $48,088 over 25 years. Your own numbers will differ — the calculator above uses your real bill.

Arizona has some of the best sunshine in the country, so systems produce a lot — but electricity is relatively cheap, which lengthens payback a little. Net-billing (not full retail net metering) means exports are credited below retail, so self-consumption matters.

What changes the math in Arizona

For Arizona solar companies

Put an honest calculator in front of ready-to-buy homeowners

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Cut the bill before you size a system. WattDollar shows what every appliance costs to run — fewer kWh used means a smaller, cheaper system. Open WattDollar →