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Are solar panels worth it?

By Adam Neely
Quick answer: In sunny areas with high power rates, panels often pay for themselves in 6–10 years and then cut bills dramatically. Get several quotes, check incentives and…

In sunny areas with high power rates, panels often pay for themselves in 6–10 years and then cut bills dramatically. Get several quotes, check incentives and…

In sunny areas with high power rates, panels often pay for themselves in 6–10 years and then cut bills dramatically. Get several quotes, check incentives and net-metering rules, and inspect the roof first.

Why your roof and rates decide the answer

Solar is not worth it in the abstract. It is worth it, or not, for one particular house. Sunlight, roof condition and direction, how much power you use, and what you pay for electricity all change the maths. In sunny areas with high rates, this page notes panels often pay for themselves in 6–10 years. A shaded roof, a roof nearing replacement, or low electricity bills can stretch that payback out much longer.

What to do, step by step

  1. Check recent electricity bills to see how much power you use and what each unit costs you.
  2. Inspect the roof first: its age, condition, shading, and direction all matter before you sign anything.
  3. Get several quotes and compare system size, equipment, warranties, and total cost on the same basis.
  4. Check current incentives and your utility's net-metering rules, since they affect what exported power is worth.
  5. Do the payback sum with conservative sunlight figures, and keep hopeful savings estimates separate from firm promises.
Pro tip: Ask each installer to show production estimates month by month and explain any shading losses in writing. A slightly smaller, well-placed system can be better value than the biggest system a roof can physically hold.
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