Is solar worth it in 96734 (Kailua, HI)?

With an average payback period of 4 years and 25-year savings of $111,600, solar panels in Kailua, Hawaii are an excellent investment.

How much do solar panels cost in 96734?

The average cost of a 6kW residential solar system in Kailua, Hawaii is $18,000 before incentives. The federal 30% Investment Tax Credit reduces this to about $12,600.

How much solar electricity does 96734 get?

Kailua receives 5.83 kWh/m²/day of solar irradiance. A 6kW system in zip code 96734 produces approximately 10,214 kWh per year.

Solar Panel ROI in 96734

Kailua, Hawaii — Is solar worth it here? Here's what the data says.

6.2x ROI Score

4 yrs Payback Period

$4,464/yr Annual Savings

$111,600 25-Year Savings

Your savings estimate

$ /mo bill

Annual savings $4,464

Payback 4 yrs

25-yr savings $111,600

Solar Calculator for 96734 (Kailua)

Adjust values to see your personalized solar ROI estimate for Kailua, Hawaii.

System Size

System Cost

Electricity Rate

$ /kWh

Solar Irradiance

5.83 kWh/m²/day

Based on NREL data for Kailua, HI

ROI Score 6.2x

Annual Production 10,214 kWh

Annual Savings $4,464

Payback Period 4 years

25-Year Savings $111,600

After 30% ITC $12,600

Solar Data for 96734 – Kailua, HI

Solar Irradiance 5.83 kWh/m²/day +17.5% vs national avg

vs Hawaii Avg -0.2% State avg: 5.82 kWh/m²/day

Electricity Rate $0.437/kWh Hawaii average rate

Annual Production 10,214 kWh 6kW system estimate

Kailua receives 5.83 kWh/m²/day — 17.5% above the national average. At $0.437/kWh, the 4-year payback is among the fastest in the country. Annual savings of $4,464 make solar an excellent investment here.

Solar Incentives for Kailua, Hawaii

★

Federal Investment Tax Credit (ITC)

Claim 30% of your system cost as a federal tax credit. On a $18,000 system, that's $5,400 back.

★

Net Metering

Most Hawaii utilities offer net metering — sell excess electricity back to the grid at retail rates, accelerating your payback.

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Hawaii State Programs

Check with the Hawaii energy office for additional rebates, tax exemptions, and low-interest solar financing programs available in Kailua.

96734 vs Hawaii Average

Solar Irradiance

96734: 5.83 HI avg: 5.82

Payback Period

96734: 4 yrs HI avg: 4.2 yrs

Annual Savings

96734: $4,464 HI avg: $4,241

25-Year Savings

96734: $111,600 HI avg: $106,025

See the full Hawaii solar guide for statewide data and incentives.

Nearby Zip Codes — Solar Comparison

96816 Honolulu, HI 6.2x ROI 4 yr payback 96813 Honolulu, HI 6.2x ROI 4 yr payback 96819 Honolulu, HI 6.2x ROI 4 yr payback 96782 Pearl City, HI 6.2x ROI 4 yr payback 94117 San Francisco, CA 4.6x ROI 5.4 yr payback