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Is Solar Worth It in Kentucky in 2026?

Complete analysis of solar costs, incentives, net metering, and payback for Kentucky homeowners — without the federal ITC.

Cost Per Watt

$2.70

installed

Electricity Rate

$0.147

per kWh

Payback (No ITC)

13.9 yr

current reality

Payback (With 30% ITC)

9.7 yr

hypothetical

25-Year ROI

80%

return on investment

Incentive Breakdown — Kentucky

Available incentives for a typical 7kW residential solar system in Kentucky

Federal ITC (25D)

Expired

The federal solar Investment Tax Credit expired on January 1, 2026. No federal credit available for new installations.

State Tax Credit

None

Kentucky does not offer a state tax credit for solar installations.

SREC Market

Not Available

Kentucky does not have a traditional SREC market.

Property Tax Exemption

No statewide property tax exemption for solar

Sales Tax Exemption

No statewide sales tax exemption for solar

Key Incentives: No major state-level incentives currently available.

Solar Math — With vs Without Federal ITC

Cost breakdown for a typical 7kW residential system in Kentucky

2026 Reality (No Federal ITC)

System Size
7 kW
Cost per Watt
$2.70/W
Gross Cost
$18,900
Federal ITC
$0
Net Cost
$18,900
Annual Savings
$1,359/yr
Payback Period
13.9 years

Hypothetical (With 30% ITC)

System Size
7 kW
Cost per Watt
$2.70/W
Gross Cost
$18,900
Federal ITC (30%)
-$5,670
Net Cost
$13,230
Annual Savings
$1,359/yr
Payback Period
9.7 years

Impact: Without the federal ITC, Kentucky homeowners face a 4.2-year longer payback period — paying $5,670 more out of pocket.

Net Metering Policy — Kentucky

How Kentucky compensates your excess solar production

NEM 2.0 Reduced Net Billing

Reduced export credits or net billing — you earn less than retail for excess solar. Moderate impact on payback.

Kentucky mandates net metering but at a rate determined by the PSC, often below full retail.

Cost Per Watt Benchmark — Kentucky

Kentucky Average

$2.70/W

National Average

$3.05/W

Typical 7kW System

$18,900

$2.00/W $3.50/W $5.00/W

Kentucky's average installed cost is below the national average of $3.05/W

Breakeven Timeline

Without the federal ITC, a typical 7kW system in Kentucky breaks even in 13.9 years. With the former 30% ITC, payback would drop to 9.7 years.

Without Federal ITC

13.9

years to break even

With Former 30% ITC

9.7

years to break even

Production Details

Peak Sun Hours4.7 hrs/day
Production1321 kWh/kW/yr
Annual Production$9,247 kWh
Annual Savings$1,359

Ready to Go Solar in Kentucky?

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