Solar Savings Calculator for Kailua, HI
Homeowners in Kailua pay an average of $310/month for electricity through Hawaiian Electric (HECO). With 5.6 peak sun hours per day, solar panels can significantly reduce your energy costs.
$310
Avg Monthly Bill
43¢/kWh
Electricity Rate
5.6h/day
Peak Sun Hours
$124,779
Est. 25-Year Savings
Calculate Your Savings in Kailua
Adjust Your Details for Kailua, HI
$
$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
$3,720
Payback Period
1.3 years
25-Year Savings
$124,779
Return on Investment
2,614%
* Estimates based on 5.6 peak sun hours/day in Kailua, HI, 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.
Local Solar Details for Kailua
Utility & Permits
- Utility Company
- Hawaiian Electric (HECO)
- Permit Cost
- $500
- Permit Timeline
- 4-8 weeks
- Net Metering
- partial
System Estimates
- Recommended Size
- 4.4 kW
- Panel Count
- 11 panels
- Gross Cost
- $13,640
- Net Cost (after credits)
- $4,774
Available Incentives for Kailua, HI
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.
Hawaii Solar Tax Credit
State income tax credit for solar installations, one of the most generous in the nation.
Other Cities in Hawaii
More Solar Tools for Kailua
Kailua Solar IncentivesAll available tax credits and rebatesKailua Cost ComparisonSolar vs. grid costs over 25 yearsKailua System SizingHow many panels your home needsKailua Permits & RegulationsLocal permit requirementsIs Solar Worth It in Kailua?Data-driven analysis for your cityKailua Financing OptionsCompare loans, leases, and PPAs
Ready to Go Solar in Kailua, HI?
Ready to Go Solar in Kailua?
Get a free personalized quote for your Kailua home. We handle permits, installation, and utility interconnection.
Get Your Free Quote