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NorthSolarCalc › By State › Ontario

🍁 Ontario Solar Panel Calculator 2025

Ontario's electricity rates and Canada Greener Homes support make solar a solid investment.

CA$
CA$20CA$800+

Avg rate: CA$0.13/kWh · 4.3 peak sun hrs/day

Your Solar Estimate for Ontario

11 kW

System Size

recommended

16.2 yrs

Payback Period

break-even

CA$36,441

25-Year Savings

net profit

1.8t

CO₂ Offset

per year

Estimated installation costCA$34,185
Canada Greener Homes Support− CA$5,000
Net cost to youCA$29,185
Annual electricity savingsCA$1,800/yr

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Ontario Solar Facts (2025)

CA$0.13/kWh

Avg Electricity Rate

4.3 hours

Daily Peak Sun Hours

Canada Greener Homes Support (up to CA$5,000)

Federal Incentive

Net Metering in Ontario

Ontario offers full net metering — you receive full retail credit for excess solar energy sent back to the grid. This maximizes your savings and shortens your payback period.

Frequently Asked Questions

Is solar worth it in Ontario?+
Ontario's electricity rates and Canada Greener Homes support make solar a solid investment. With a payback period calculated from local rates of CA$0.13/kWh and 4.3 peak sun hours per day, solar can be a strong investment in Ontario.
What is the solar tax credit in Ontario for 2025?+
Canadian homeowners in Ontario can apply for the Canada Greener Homes support program. The grant portion has been paused, but the interest-free Canada Greener Homes Loan of up to CA$40,000 is available.
How long does solar take to pay back in Ontario?+
Payback period in Ontario depends on your monthly electricity bill, roof orientation, and system size. Use the calculator above with your actual monthly bill to get a personalized estimate based on local rates of CA$0.13/kWh.

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