Solar in Arkansas costs about $2.51 per watt, so the typical 9.04 kW system runs about $22,690 before incentives. The panels are among the cheapest in the country, but so is the 12.81¢ grid power they replace, so payback takes about 14 years at best.
See which export rules your paperwork date gets
In Arkansas, the date your interconnection paperwork was filed decides how your exports are paid. Your ZIP code shows your utility, local prices and installers.
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Cheap on both sides of the meter: the Arkansas solar trade-off
Arkansas is cheap on both sides of the meter, and that cuts both ways. Cheap hardware helps your payback. Cheap grid power is its stubborn competitor, because every kWh your roof makes replaces power that did not cost much to begin with.
What the panels cost
Tied with Oklahoma for the 4th-lowest installed price in the country. The hardware is a genuinely good deal.
What the panels compete with
The statewide average residential rate, 28.5% below the national average and among the cheapest anywhere.
The real question in ArkansasIt is not whether the hardware is a good deal. It is whether replacing 12.81¢ power fast enough justifies the price.
Against 12.81¢ power, Arkansas solar wins slowly
Power you use yourself offsets the retail rate your utility charges, modeled here at the 12.81¢ statewide average. In the best case, with everything used at home, the typical system is worth about $1,610 a year. That models to a 14-year best-case simple payback. Exports earn the wholesale-indexed credit instead, so export-heavy homes land longer.
Two forces work in your favor over time. Arkansas rates have climbed a brisk 4.68% a year over five years, faster than most cheap-power states. And heavy usage means a lot of production stays home if you shift daytime load on purpose.
12.81¢ is not your rateThe statewide average is ranking context, not a rate anyone pays. Entergy Arkansas, SWEPCO and each cooperative file their own residential rates, so rerun the best case with the rate on your own bill.
What $2.51 a watt buys in Arkansas, and what each size can save
Arkansas homes are heavy users at 1,048 kWh a month, so typical systems run big: 9.04 kW at about $22,690 gross. Each row shows the gross price and the best case it could return in year one, fully used at home at the statewide average. For the picture beyond Arkansas, start with our solar panel costs nationwide.
Gross before incentives at $2.51 per watt (March 1, 2026). Year-one values assume every kWh is used at home at 12.81¢. Real quotes vary by roof, equipment and installer.
Three Arkansas export deals, set by when your paperwork was filed
Under Act 278 of 2023, how your solar is valued depends on your interconnection date, or on whether you own the system at all.
Legacy net metering, grandfathered under Act 278. The old math still applies. Protect that status before you modify anything.
Act 278 of 2023Imports at retail. ALL exports at an avoided-cost rate redetermined each year from trailing wholesale market prices. Self-use carries the case.
Solar leasing is explicitly allowed in Arkansas; residential PPAs are not. It is the one path that can still carry the federal 48E credit, through a third-party owner.
DSIRE, May 2026The middle card governs most readers. The exact export figure varies by utility and year, so ask your utility for the current number in writing. Entergy Arkansas serves about 42% of homes.
Distrust a fixed export valueExport rates reset every year. Treat any proposal that quotes a fixed export value with suspicion.
Five ways to buy well at Arkansas prices
Cheap power makes the payback slow. These steps keep it from getting slower:
- Hold every bid to $2.51 per watt. At 4th-lowest pricing there is no excuse for a $3.20 quote on an ordinary roof.
- Size at or below your yearly usage. Overproduction sells at wholesale-class rates.
- Shift daytime load. Pool pumps, laundry and pre-cooling in daylight raise the share you use yourself.
- Compare an ownership quote with a lease. Leasing is explicitly legal here, and a third-party owner can still use the 48E credit that ended for host-owned home systems after December 31, 2025.
- Ask a co-op or city utility about its own terms. Arkansas co-ops set their own, so check separately if one serves you instead of an investor-owned utility.
When the Arkansas math says no
Some households cannot beat 12.81¢ power. Think twice if one of these fits:
- Light users on small bills. At a $134 average monthly bill the state already sits low. A $90-bill household has too little to offset for a 9 kW ticket.
- Export-heavy homes with no load to shift. Wholesale-indexed exports cannot carry a payback on their own.
- A proposal built on the old net metering. If it shows retail-valued exports and your paperwork is dated 2026, it models a program that closed to you in September 2024.
- Short-horizon owners. A 14-year best-case floor needs staying power, or a sale that prices the system in.
Price a self-use system for your Arkansas home
Your utility’s current export rate and your daytime usage set your real number. Enter your ZIP code and we will pull the thread from there.
- Quotes built for your roofEach quote is designed around your home and your bills.
- Installers we keep checkingPartners are screened before they join and monitored after.
- No cost, no pressureComparing quotes is free, and you are never obliged to sign.
Arkansas in the national picture
Frequently asked questions
How much do solar panels cost in Arkansas in 2026?
About $2.51 per watt installed, the 4th-cheapest in the country, per our March 1, 2026 benchmark. The typical 9.04 kW system sized to Arkansas’s heavy household usage runs about $22,700 before incentives.
Does Arkansas still have net metering?
Only for grandfathered systems whose interconnection paperwork was filed by September 30, 2024. Under Act 278 of 2023, new customers buy imports at retail and sell all exports at an avoided-cost rate redetermined each year from wholesale market prices.
What is the solar payback period in Arkansas?
Best case models to about 14 years with all production self-consumed at the 12.81¢ statewide average, with your own utility’s rate deciding your real figure. Cheap grid power is the real competitor in Arkansas, so self-use share and rising rates (4.68% a year over five) decide how close you get to that floor.
Can I lease solar panels in Arkansas?
Yes. Solar leasing is explicitly allowed in Arkansas even though residential PPAs are restricted, and a lease is now the main route to federal credit value, since the third-party owner can claim the 48E credit that no longer exists for host-owned residential systems.
I already have solar in Arkansas. Did the rules change for me?
If your interconnection paperwork was filed by September 30, 2024, you keep 1-to-1 retail net metering under the grandfather provision. Confirm with your utility in writing before modifying or expanding the system, since changes can affect legacy status.
How we calculate these costs
Cost figures use Arkansas’s entry in the EcoGen Solar Cost Index (v2 method), $2.51 per watt as of March 1, 2026. Payback is modeled with no federal residential credit for host-owned systems, exports at the wholesale-indexed avoided cost set by Act 278, rate growth at the state 5-year average of 4.68%, 0.5% yearly panel degradation and a 25-year horizon. Export rates reset each year and are stated as structure only.
Sources (6)
- Arkansas General Assembly, Act 278 of 2023, net-metering successor law and the September 30, 2024 grandfathering deadline (accessed June 11, 2026): arkleg.state.ar.us
- EIA, Electric Power Monthly, Table 5.6.A, March 2026 edition (accessed June 10, 2026): eia.gov
- EIA, Form EIA-861 Annual Electric Power Industry Report, 2024: customer counts for Entergy Arkansas, SWEPCO and the cooperatives (accessed June 10, 2026): eia.gov
- U.S. Census Bureau, American Community Survey, 2024 (accessed June 11, 2026): census.gov
- IRS, One, Big, Beautiful Bill Provisions, Public Law 119-21 (accessed August 15, 2026): irs.gov
- DSIRE, Third-Party Solar PV Power Purchase Agreement Policies, May 2026 (accessed August 15, 2026): ncsolarcen-prod.s3.amazonaws.com
