Solar in Lexington, KY
With Kentucky Utilities (KU)'s electricity at about 12.8¢ per kWh and 1,342 kWh of sun per kW, solar is not worth it for a typical Lexington home today: about a 20-year payback.
- Payback, typical home
- 20 yrsKentucky: 18.7 yrs
- 25-year net
- $4,910after paying $15,720
- Sun
- 1,342kWh per kW per year
- Electricity
- 12.8¢29% below U.S. average
A typical Lexington home, by the numbers
| Utility | Kentucky Utilities (KU) |
|---|---|
| Electricity use | 1,164 kWh a month |
| Best-value system | 5.2 kW, about 12 panels, 6,978 kWh a year (50% of use) |
| Cost | $15,720 |
| First-year savings | $800 |
| Payback | 20.0 years |
| Exported power | 7.534¢/kWh (Kentucky Utilities (KU)) |
Cash purchase, no federal credit, 2.5% yearly rate increases. Run it with your own numbers.
Homes in Lexington
- Owner-occupied homes
- 54%
- Single-family detached
- 58%
- Median home value
- $294k
- Median year built
- 1984
- Population
- 323,725
- Roofs suitable for solar†
- 91%
Census ACS 2020–2024. †Share of 93,333 buildings Google Project Sunroof rated technically suitable (2019 snapshot).
Installers working in Lexington
Public installation records for Kentucky don't name installers, so we can't rank local companies here. Browse installers in Kentucky.
Always verify the license and get at least three quotes. Compare quotes side by side.
Questions about solar in Lexington
Is solar worth it in Lexington, KY?
For a typical home in Lexington, solar is not worth it at 2026 prices: a 5.2 kW system costs about $15,720 after state incentives, saves about $800 in year one and pays back in about 20 years. Enter your address for an estimate based on your roof and bill.
How much solar power does a system produce in Lexington?
About 1,342 kWh per year for each kW of panels on a south-facing roof, based on PVWatts and local weather. That's 0% more than the Kentucky average. East- or west-facing roofs produce roughly 10–20% less.
Who is the electric utility in Lexington?
Most homes in Lexington are served by Kentucky Utilities (KU), at about 12.8¢ per kWh on average. Some areas are served by Blue Grass Energy Cooperative, Clark Energy Cooperative.
How much do solar panels cost in Lexington?
A fair cash price is around $2.85 per watt before incentives, so about $15,720 for a 5.2 kW system. There's no federal tax credit for homeowners who buy in 2026.
Nearby
- Nicholasville 20 yrs
- Georgetown 20.5 yrs
- Richmond 20.2 yrs
- Frankfort 22.2 yrs
- Jeffersontown 20.6 yrs
- Independence 19.1 yrs
- Louisville 20.5 yrs
- Florence 19.2 yrs
- All of Kentucky
Data: PVWatts (National Laboratory of the Rockies), EIA-861 2025 adjusted to 2026, U.S. Census ACS, LBNL Tracking the Sun, state policy research as of October 2026.