Solar Panel Cost in Ewa Beach, HI (2026)

The average solar panel installation in Ewa Beach, HI costs $3.35 per watt, or about $20,100 for a typical 6kW residential system before state and local incentives. Over 25 years, going solar in Ewa Beach can save you an estimated $65,000, with a payback period of around 5 years.

$3.35

Cost per Watt

$20,100

Avg System Cost

5 years

Payback Period

$65,000

25-Year Savings

Solar Panel Costs in Ewa Beach, HI

Average cost per watt: $3.35 | Payback period: 5 years

System SizeEstimated CostEst. 25-Year Savings
4 kW$13,400$43,333
6 kW$20,100$65,000
8 kW$26,800$86,667
10 kW$33,500$108,333
12 kW$40,200$130,000

Why Go Solar in Ewa Beach?

Ewa Beach residents currently pay an average of $39.0 cents/kWh for electricity. This is above the national average of 16 cents/kWh, making solar an especially smart investment for homeowners in Ewa Beach.

With an average of 5.5 peak sun hours per day, Ewa Beach receives excellent solar irradiance, supporting strong energy production from your rooftop panels throughout the year.

Hawaii offers net metering, which means Ewa Beach homeowners earn credits on their electricity bill for any excess solar energy sent back to the grid. This can significantly reduce or even eliminate your monthly electricity bill.

Solar Cost FAQs for Ewa Beach, HI

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