Does Adding Solar Increase Your Home's Value? (2024 Data)

TL;DR: Solar panels typically add 3% to 4.1% to a home's sale price, according to a Zillow analysis of over 8,000 homes, but the gain depends heavily on whether you own the system outright versus leasing it. A $20,000 owned system on a roof with 15+ years of life left tends to pay back at resale; a leased system near the end of its contract can actually slow a sale down.

_Last reviewed: July 2026 · 8 min read_

You're staring at a $20,000 quote for solar panels and wondering if you'll ever see that money again if you sell. The honest answer is: sometimes, and it depends on details most sales reps won't bring up first.

Okoniq Property Hub helps homeowners track installation dates, warranty terms, and system ownership documents in one place, so none of that paperwork goes missing before a future sale.

How much value does solar actually add?

Most studies put the bump between 3% and 4.1% of home value, which on a $400,000 house works out to roughly $12,000 to $16,400. A widely cited 2019 Zillow analysis of homes across the country found the 4.1% figure held up across regions with strong solar adoption, like California and the Northeast.

But averages hide a lot. A separate Berkeley Lab study covering eight states found the added value tracked closely with the size of the system, roughly $4 per watt for an average installation. A typical 6-kilowatt residential system (6,000 watts) would add close to $24,000 under that math, though actual appraisals vary by market and appraiser familiarity with solar.

The number that matters most for your situation is your local electricity rate. In states with high utility costs, like California or Massachusetts, buyers see solar as immediate savings and pay more for it. In states with cheap grid power, the value bump shrinks or disappears.

Does owning versus leasing change the math?

Yes, and this is the single biggest factor buyers ask about. Owned systems, either paid in cash or through a home equity loan, transfer cleanly at closing and are treated as a home improvement, similar to a new roof or upgraded electrical panel.

Leased systems and power purchase agreements (PPAs) are different. The lease has to be transferred to the buyer, who then has to qualify with the leasing company, sometimes adding 30 to 45 days to closing. Some buyers walk away rather than deal with it. If you're mid-lease and thinking about selling within 5 years, ask your solar company about early buyout costs before you list the house. Paying off the remaining balance, often $8,000 to $15,000 depending on system age, can make the sale far smoother than passing along a lease.

Does your roof's condition affect solar's payoff?

Yes, and this trips up more sellers than the panels themselves. Panels are rated for 25 to 30 years, but asphalt shingle roofs typically last 20 to 25 years. If your roof is already 15 years old when you install solar, you may need to remove and reinstall the panels for a roof replacement before the panels reach the end of their life, a job that can cost $1,500 to $3,000 in labor alone.

Buyers and their inspectors check this. A newer roof under newer panels reads as a complete package; an aging roof under new panels reads as a future headache. Before installing, it's worth reviewing 5 reasons your roof is aging faster than it should and confirming your roof has at least 15 years of life left. Poor attic airflow can also shorten shingle life under panels, so check signs your attic ventilation is failing your roof before the crew shows up.

| Factor | Owned System | Leased System | |---|---|---| | Resale value impact | Adds 3-4.1% on average | Often neutral or negative | | Closing complexity | Transfers like any upgrade | Buyer must qualify for lease | | Buyer perception | Seen as an asset | Seen as a liability | | Payoff option before sale | Not needed | $8,000-$15,000 typical buyout |

Does location and buyer demand matter more than the panels?

Yes, more than most sellers expect. A home in Phoenix or San Diego, where cooling costs run high and solar adoption is common, will see stronger demand and a bigger price bump than the identical system installed in a region with cheap electricity and few solar homes nearby. Appraisers in high-adoption markets also have more comparable sales to reference, which makes it easier to justify the added value in a formal appraisal.

Local incentives factor in too. Some states offer property tax exemptions for the added home value from solar, meaning you get the resale bump without a higher tax bill while you own the home. Check your state's specific rules before assuming this applies everywhere.

Should you install solar right before selling?

Generally, no. Installing panels 6 to 12 months before listing rarely pays back the full cost by closing, since buyers discount the value of a brand-new, unproven system and negotiate around the sticker price. Solar tends to pay off best when you install it for your own use, run it for several years to bank the utility savings, and only then benefit from resale value as a secondary bonus. If you're weighing other pre-sale upgrades, an upgraded electrical panel or fixing aging roof issues often has a faster, more predictable return.

FAQ

Do solar panels increase property taxes?

In some states, yes, unless your state offers a solar property tax exemption, which about 36 states currently do. Check your state's Department of Revenue or a local tax assessor before installing.

How long do solar panels take to pay for themselves?

Most homeowners recoup installation costs through utility savings in 8 to 12 years, with the federal solar tax credit (30% of installation cost through 2032) shortening that timeline significantly.

Will a leased solar system hurt my home sale?

It can slow the sale by 30 to 45 days while the buyer qualifies to assume the lease, and some buyers avoid leased-solar homes entirely for that reason.

Does the age of the panels matter to buyers?

Yes, panels lose roughly 0.5% efficiency per year, so a 10-year-old system still works but produces about 5% less power than when new, which buyers' agents increasingly point out during negotiations.

Do I need a new roof before installing solar?

Not always, but if your roof has less than 10 years of life left, most installers recommend replacing it first to avoid paying for panel removal and reinstallation later.

This is educational information, not tax or financial advice. Talk to a CPA about deductibility of solar costs and consult a licensed solar installer or real estate appraiser for numbers specific to your home.