← Solar by state

Solar panels in Kentucky

What a residential solar system actually costs in Kentucky in 2026 — plus incentives, payback, and how to pick a vetted installer.

Avg. system
10.5 kW
Cost / watt
$2.85
Sun hours / day
4.5
Grid rate
13.6¢

The real cost of solar in Kentucky

A typical 10.5 kW rooftop system in Kentucky runs about $29,925 installed. The federal Residential Clean Energy Credit knocks 30% off — around $8,978 — bringing the net price to roughly $20,947.

What you'll produce — and save

  • ~13,797 kWh/year from a 10.5 kW system at 4.5 peak sun hours.
  • At 13.6¢/kWh that's $1,876/yr off your electric bill in year one.
  • Estimated payback: 11.2 years.
  • 25-year net savings (2.5% annual rate escalation): $43,133.

Estimates only. Actual production depends on roof orientation, shade, equipment and your utility's specific tariff.

Net metering in Kentucky

Kentucky operates under a avoided cost policy for residential solar exports. Exports are credited at the utility's avoided cost — well below retail. Sizing conservatively and adding storage usually makes the most sense.

Top Kentucky metros we cover

FAQ

How much do solar panels cost in Kentucky?

A typical 10.5 kW residential system in Kentucky costs about $29,925 before incentives, or roughly $2.85 per watt installed. After the 30% federal tax credit that drops to about $20,947.

Is solar worth it in Kentucky?

With an average residential electricity rate of 13.6¢/kWh and 4.5 peak sun hours per day, a properly sized system typically pays for itself in about 11.2 years and saves roughly $43,133 over 25 years.

Does Kentucky have net metering?

Kentucky operates under a avoided cost policy for residential solar exports. Exact credit values vary by utility — always confirm with the specific utility serving your address.

What state incentives are available in Kentucky?

Kentucky does not currently offer a dedicated state solar tax credit. Property tax exemption: No. Sales tax exemption: No. The 30% federal Residential Clean Energy Credit also applies.

Get vetted Kentucky installer quotes.

SolarPros only lists installers who pass our licensing, insurance and reputation checks. Free to request — no pressure.

Related guides

Compare other states

Sources: EIA average residential electricity rates, NREL PVWatts sun hour data, DSIRE state incentive database, LBNL "Tracking the Sun" installed-cost benchmarks. Figures are estimates for guidance only, not a binding quote.