Solar by state

Solar in Arizona

Across Arizona, homeowners pay about 11.3¢/kWh and a typical 6 kW system pays back in roughly 10.5 years after the 30% federal tax credit.

State avg rate 11.3¢/kWh

Typical payback 10.5yrs

Best Solar Value Good

Counties in Arizona

14.0¢/kWh · 11,136 kWh/yr

$1,561/yr 8.1 yr payback

12.8¢/kWh · 11,022 kWh/yr

$1,408/yr 8.9 yr payback

12.1¢/kWh · 10,710 kWh/yr

$1,300/yr 9.7 yr payback

12.0¢/kWh · 10,812 kWh/yr

$1,293/yr 9.7 yr payback

12.0¢/kWh · 10,728 kWh/yr

$1,283/yr 9.8 yr payback

Coconino County

12.0¢/kWh · 10,650 kWh/yr

$1,274/yr 9.9 yr payback

Maricopa County

12.0¢/kWh · 10,662 kWh/yr

$1,275/yr 9.9 yr payback

12.0¢/kWh · 10,266 kWh/yr

$1,228/yr 10.3 yr payback

11.3¢/kWh · 10,608 kWh/yr

$1,198/yr 10.5 yr payback

11.1¢/kWh · 10,818 kWh/yr

$1,195/yr 10.5 yr payback

Greenlee County

11.3¢/kWh · 10,494 kWh/yr

$1,185/yr 10.6 yr payback

9.6¢/kWh · 10,818 kWh/yr

$1,037/yr 12.2 yr payback

9.6¢/kWh · 10,722 kWh/yr

$1,028/yr 12.3 yr payback

9.3¢/kWh · 10,782 kWh/yr

$997/yr 12.6 yr payback

Santa Cruz County

9.3¢/kWh · 10,728 kWh/yr

$992/yr 12.7 yr payback

Figures are modeled estimates from NREL PVWatts v8 + EIA. Not affiliated with NREL, DOE or EIA · not financial advice. Last updated June 2026.