Solar Savings Calculator for Hawaii

Hawaii homeowners pay an average of $300/month for electricity at 43¢/kWh. With 5.5 peak sun hours per day and a 35% state tax credit, solar can dramatically cut your energy costs.

$300
Avg Monthly Bill
43¢/kWh
Electricity Rate
5.5h/day
Peak Sun Hours
$120,600
Est. 25-Year Savings

Calculate Your Savings in Hawaii

Adjust Your Details for Hawaii

$
$50$1,000
50010,000
5¢50¢

Your Estimated Solar Savings

System Size
4.4 kW
Panel Count
11 panels
Total System Cost
$13,640
Federal Tax Credit (30%)
-$4,092
State Tax Credit (35%)
-$4,774
Net Cost
$4,774
Annual Savings
$3,600
Payback Period
1.3 years
25-Year Savings
$120,600
Return on Investment
2,526%

* Estimates based on 5.5 peak sun hours/day in Hawaii, system cost of $3.1/watt, 30% federal ITC, 35% state tax credit, 3% annual electricity inflation, and 0.5% annual panel degradation over 25 years. Actual results may vary.

Solar Incentives in Hawaii

Federal Solar Investment Tax Credit (ITC)

Reduces federal income tax liability by 30% of the total cost of a solar energy system, including equipment and installation.

30% of system cost

Hawaii Solar Tax Credit

State income tax credit for solar installations, one of the most generous in the nation.

35% of cost, up to $5,000

Cities in Hawaii

Select your city for a more precise estimate with local electricity rates and utility information.

Honolulu

43.5¢/kWh · 5.5h sun/day

Avg bill: $305/mo · Hawaiian Electric (HECO)

Pearl City

43¢/kWh · 5.5h sun/day

Avg bill: $295/mo · Hawaiian Electric (HECO)

Hilo

44¢/kWh · 4.8h sun/day

Avg bill: $290/mo · Hawaii Electric Light

Kailua

43¢/kWh · 5.6h sun/day

Avg bill: $310/mo · Hawaiian Electric (HECO)

Kapolei

43¢/kWh · 5.7h sun/day

Avg bill: $300/mo · Hawaiian Electric (HECO)

Kahului

45¢/kWh · 5.8h sun/day

Avg bill: $310/mo · Maui Electric Company

More Solar Resources for Hawaii

Hawaii Solar IncentivesTax credits, rebates, and SRECsHawaii Cost ComparisonSolar vs. grid costs over 25 yearsHawaii System SizingHow many panels your home needsHawaii Permits & RegulationsLocal permit requirements and HOA rulesIs Solar Worth It in Hawaii?Data-driven analysis for your stateHawaii Financing OptionsCompare loans, leases, and PPAs

Go Solar in Hawaii

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