Home · Solar by state · Connecticut

Is solar worth it in Connecticut?

Short answer: on illustrative average numbers, a typical 8 kW system bought with cash pays back in about 7 years in Connecticut — then keeps saving for the rest of the panels' ~25-year life. But it hinges on your rates, usage, and net-metering terms, so run your own numbers below.

Approximate Connecticut averages (~2026) · not financial advice

30¢
avg electricity rate ($/kWh)
1,200
kWh per kW of solar / year (sun)
~7 yrs
illustrative cash payback

What drives solar economics in Connecticut

Two things move the needle most: how much you pay for grid power, and how much sun your panels get. Connecticut's residential electricity runs around 30¢/kWh, higher than the US average — a point in solar's favor, since you're offsetting pricier power. And with moderate sun (about 1,200 kWh per kW installed each year), an 8 kW system produces roughly 9,600 kWh/year.

The third factor is net metering. Connecticut generally credits exported solar at or near the retail rate (traditional net metering), which makes midday surplus more valuable. Net-metering rules change, so confirm your specific utility's current terms.

Remember solar offsets the generation part of your bill, not delivery and fixed fees — so even a great system in Connecticut won't take your bill to zero.

A typical system, run honestly

For an 8 kW system at about $3/W (≈$24,000), minus the 30% federal tax credit (≈$7,200), the net cost is roughly $16,800. On Connecticut's averages that returns about $61,747 net over 25 years, with first-year savings near $2,304. These are illustrative — your quote, roof, and utility will differ.

Run your Connecticut numbers

This opens the calculator pre-filled with Connecticut averages — then adjust to match your quote and bill.

Run the Numbers →

FAQ

Is solar worth it in Connecticut?

For a typical 8 kW cash system (~$16,800 after the federal credit), payback is about 7 years on illustrative averages, then it keeps saving for ~25 years. Confirm with your own rates and net-metering terms.

What's the average payback period in Connecticut?

About 7 years for a cash purchase at ~30¢/kWh and 1,200 kWh/kW of sun. A loan lengthens it because of interest.

Does Connecticut have net metering?

Net metering (≈ retail credit). Connecticut generally credits exported solar at or near the retail rate (traditional net metering), which makes midday surplus more valuable. Net-metering rules change, so confirm your specific utility's current terms.

Figures are approximate Connecticut averages (~2026) for illustration, drawn from public EIA rate data and NREL production ranges. Net-metering policy changes often. Verify everything against your own bill and current utility tariffs. Not financial advice.

Solar by state →

Compare payback in other states.

Net metering, explained →

What exported solar is really worth.