Solar panels in Quebec

Q: How many solar panels do I need in Quebec?

About 24 panels for a home using 10,800 kWh a year. Each 400W panel produces roughly 466 kWh annually at Quebec sunlight levels. Your own figure depends on actual usage — pull a year of bills rather than assuming average consumption, since heating and EV charging change it a lot.

Q: How much do solar panels cost in Quebec?

A 9.6 kW system runs about CA$27,360 before incentives, or roughly CA$2.85 per watt installed. Quotes vary widely by installer, roof complexity and whether your electrical panel needs upgrading — get three before deciding.

Roofs across Quebec get about 1,371 hours of usable sunlight a year, and electricity costs 7.9¢/kWh. That combination puts a typical system's payback at 31.8 years. Here's the detail, from real rooftop data across 9 Quebec cities.

1,371Sun hours / yr

7.9¢Per kWh

24Panels typical

31.8 yrPayback

Solar is a slow payback in Quebec. At 31.8 years, mostly because electricity here costs 7.9¢/kWh, this only makes sense as a long-horizon decision or with local incentives. Check the numbers hard.

Check your own roof in Quebec → These are regional figures; your roof's size, pitch and shading move them a lot.

How Quebec compares

Quebec gets more sunlight than 26% of the cities we measure, and its electricity costs more than 0% of states and provinces. Both matter, but not equally: the electricity rate usually matters more, because solar saves money by replacing power you would otherwise buy. A sunny state with cheap power often pays back slower than a cloudy state with expensive power. Why that happens →

Solar by city in Quebec

City	Sun hrs/yr	Panels	Net cost	Payback
Quebec City	1,408	23	CA$26,220	30.6 yrs
Laval	1,385	23	CA$26,220	30.7 yrs
Montreal	1,384	23	CA$26,220	30.7 yrs
Terrebonne	1,380	24	CA$27,360	31.7 yrs
Drummondville	1,371	24	CA$27,360	31.8 yrs
Longueuil	1,367	24	CA$27,360	31.8 yrs
Trois-Rivières	1,347	24	CA$27,360	31.9 yrs
Levis	1,326	24	CA$27,360	32.1 yrs
Gatineau	1,291	25	CA$28,500	33.3 yrs

What a system costs in Quebec

System	Size	kWh/yr	Net cost	Saves/yr	Payback
8 panels	3.2 kW	3,729	CA$9,120	CA$295	31 yrs
12 panels	4.8 kW	5,594	CA$13,680	CA$442	31 yrs
16 panels	6.4 kW	7,458	CA$18,240	CA$589	31 yrs
20 panels	8 kW	9,323	CA$22,800	CA$737	31 yrs
26 panels	10.4 kW	12,120	CA$29,640	CA$879	33.7 yrs

Payback stops improving as systems grow, then gets worse. You can only save on electricity you were going to buy, so once a system covers your usage the extra panels mostly export at a lower rate.

Quebec solar incentives

The 30% US federal tax credit does not apply in Canada, and the figures on this page exclude it. Canadian support comes through federal programmes such as the Canada Greener Homes Loan plus provincial and utility schemes, which vary and change — check current Quebec programmes directly rather than trusting a figure on a website.

Check your net metering rules. What your utility credits you for exported power drives your return more than most rebates do, and it differs by utility.

Quebec solar questions

Is solar worth it in Quebec?

At 7.9¢/kWh and 1,371 usable sun hours, a typical Quebec system pays back in about 31.8 years and returns roughly CA$-5,839 across a 25-year panel life. That is slower than average, so compare at least three quotes before committing. Individual cities in Quebec vary widely around this average.

How many solar panels do I need in Quebec?

About 24 panels for a home using 10,800 kWh a year. Each 400W panel produces roughly 466 kWh annually at Quebec sunlight levels. Your own figure depends on actual usage — pull a year of bills rather than assuming average consumption, since heating and EV charging change it a lot.

How much do solar panels cost in Quebec?

A 9.6 kW system runs about CA$27,360 before incentives, or roughly CA$2.85 per watt installed. Quotes vary widely by installer, roof complexity and whether your electrical panel needs upgrading — get three before deciding.

Worth reading before you buy

What your utility pays for exportsChanges payback more than any equipment choice 12 questions to ask before signingIdentical systems vary 30–40% in price Is a battery worth it?Guide How long do panels last?Guide

Regional estimates generated 2026-08-22 from Google Solar API rooftop samples across 9 Quebec cities, and average Quebec electricity rates. Not a quote and not financial or tax advice.