Solar Panel Cost in Alabama (2026): Price, Payback, Incentives

Q: How much do solar panels cost in Alabama?

At the state median installed price of $3.60 per watt (estimate), a 10.0 kW (estimate) system that covers a typical home's use costs about $36,000 (estimate) before incentives. Quotes vary with roof, equipment and installer.

Solar Panel Cost in Alabama

A typical Alabama home uses 1,143 kWh a month^[1] of electricity. Covering that with solar takes a system of about 10.0 kW est.^[1,2], which costs roughly $30,500 to $41,500 est.^[1,2,3] before incentives at the state's median installed price. With Alabama's average residential price of 16.51¢ per kWh^[4], our model puts payback at about 22 years est.^[1,2,3,4,5]. Your quote, roof and utility plan will move these numbers, so treat them as a starting point.

Alabama solar at a glance

Average electricity price16.51¢/kWh^[4]Jan–Aug 2026 average (preliminary)

Average home use1,143 kWh/mo^[1]2024 average

Solar output per kW1,376 kWh/yr^[2]PVWatts estimate for Huntsville

Median installed price$3.60/W^[3]Estimate, before incentives

Typical system10.0 kWSized to cover 100% of use

Typical price$36,000Estimate, before incentives

Year-1 savings$1,420Estimate

Payback22 yearsEstimate, cash purchase

Estimates use the inputs above and the assumptions in our methodology: Alabama Power credits exports from new solar customers at about 4.10¢ per kWh; we use it for Alabama. Other utilities differ. Prices rise 2.5% a year; panels lose 0.5% a year.

Solar cost in Alabama by system size

Same assumptions as the typical home above; only the system size changes. Prices are the state median before incentives and include the incentives our calculator applies by default in Alabama.

Estimated cost, output and payback by system size in Alabama
System	Price before incentives^[3]	After incentives	kWh in year 1^[2]	Year-1 savings^[4]^[5]	Payback (years)
4 kW	$14,400	$14,400	5,500	$570	22
6 kW	$21,600	$21,600	8,260	$850	22
8 kW	$28,800	$28,800	11,010	$1,130	22
10 kW	$36,000	$36,000	13,760	$1,420	22
12 kW	$43,200	$43,200	16,510	$1,700	22

Incentives that lower the price in Alabama

Federal · tax creditEnding soon

Business credit for leased and PPA systems (48E)

Claimed by the system owner, not the homeowner; solar must begin construction by July 4, 2026 or be in service by December 31, 2027^[6]

If a company owns the panels on your roof (a lease or power purchase agreement), that company may claim the business clean electricity investment credit and can reflect it in your price. You cannot claim it yourself.

Who: Third-party-owned systems (leases and PPAs). Ask the provider whether the price assumes this credit.
Deadline: December 31, 2027
Checked: November 5, 2026

All Alabama incentives, including utility and local programs →

How Alabama utilities credit your solar

Alabama has no statewide net metering law or rule, so each utility (Alabama Power, TVA distributors, co-ops) sets its own terms for crediting exported solar.^[7]

We have not added every Alabama utility yet, so the estimates on this page use the state-level rule: Alabama Power credits exports from new solar customers at about 4.10¢ per kWh; we use it for Alabama. Other utilities differ.^[5]

Full Alabama net metering and export-credit rules →

Next steps

Run the solar calculator with Alabama defaults and your own bill.
Alabama solar incentives
Alabama net metering and export credits
How to vet installers in Alabama
Spot solar sales red flags and compare financing before you sign.

Frequently asked questions

How much do solar panels cost in Alabama?

At the state median installed price of $3.60 per watt est.^[3], a 10.0 kW est.^[1,2] system that covers a typical home's use costs about $36,000 est.^[1,2,3] before incentives. Quotes vary with roof, equipment and installer.

How long does solar take to pay for itself in Alabama?

For a cash purchase at the state's average electricity price of 16.51¢ per kWh^[4], our model estimates about 22 years est.^[1,2,3,4,5]. Your utility's export credit and rate plan matter a lot; see the export-credit table above.

Is there still a federal solar tax credit?

Not for homeowners who buy. The Federal Residential Clean Energy Credit (25D)^[8] does not apply to systems whose installation is completed after December 31, 2025. Leased and PPA systems are different: the company that owns the system may still claim a business credit.