Is solar worth it in Hawaii?
At Hawaii’s average rate of 41¢/kWh and about 1550 kWh per kW of panels a year, a typical home pays back its system in roughly 3.2 yrs after the 30% federal credit — then keeps saving. Run your own numbers below.
Independent estimate for guidance only — not a quote or advice. The highest power prices in the US mean very fast payback even without full export credit.
What drives solar payback in Hawaii
Hawaii homeowners pay about 41¢/kWh, which is 24.2¢ above the national average. A rooftop here generates roughly 1550 kWh per kW each year — better than the typical US figure. On exports, Hawaii offers partial / below-retail export credit: The highest power prices in the US mean very fast payback even without full export credit.
A worked example
For a Hawaii home with a $160/month power bill:
Assumes 3.00 $/W installed before incentives. Your actual cost, roof and usage will differ — adjust the calculator above.
Hawaii solar incentives
Every estimate here already includes the 30% federal Residential Clean Energy Credit. On top of that, Hawaii homeowners may qualify for state, utility or SREC incentives that change often and vary by provider. For the current, authoritative list, check DSIRE’s Hawaii programs, then type any rebate into the calculator to see how it shortens your payback.