Roof depreciation is the dollar amount an insurer subtracts from a claim payout to reflect the wear your roof had already accumulated before the damage occurred. Whether that deduction applies — and how large it is — depends on the type of coverage you carry and how your insurer calculates your roof's remaining useful life.
Depreciation Only Applies Under Certain Coverage Types
Homeowners policies settle roof claims one of two ways:
- Replacement Cost Value (RCV): pays what it costs to replace the damaged roof with new materials at today's prices, minus your deductible. No depreciation is subtracted from the final payout.
- Actual Cash Value (ACV): pays the replacement cost minus your deductible and minus depreciation calculated from your roof's age and condition.
Some RCV policies still withhold a portion of the payout upfront, called "recoverable depreciation," and release it only after you complete repairs and submit documentation such as a final invoice. Under a pure ACV policy, that withheld amount is non-recoverable — you never get it back. Your declarations page will state which type of coverage applies to your roof.
How Insurers Calculate the Depreciation Amount
Depreciation is generally calculated by comparing your roof's current age to its expected useful lifespan for its specific material, then factoring in its documented condition. A roof that has used up most of its expected lifespan loses a much larger share of its value than a roof of the same age made from a longer-lasting material.
As a rough illustration, a 20-year-old roof might see a payout reduced by roughly half compared to full replacement cost. That reduction reflects the roof having already used a large share of its expected service life — the specific percentage varies by insurer, material, and documented condition.
Why Roof Material Changes the Depreciation Math
Because depreciation is measured against expected lifespan, the same age produces very different results depending on what the roof is made of:
- Asphalt shingles (3-tab): expected lifespan of roughly 20-25 years, with insurers often treating 15-20 years as an aging threshold.
- Architectural shingles: expected lifespan of roughly 25-30 years, with an aging threshold closer to 20-25 years.
- Metal roofing: expected lifespan of roughly 40-70 years.
- Tile roofing: expected lifespan of roughly 50-100 years.
- Slate roofing: expected lifespan of roughly 75-150 years.
A 20-year-old asphalt shingle roof is at or near the end of its expected life and depreciates heavily as a result. A 20-year-old metal, tile, or slate roof is still relatively early in its expected lifespan, so the same age produces a much smaller depreciation deduction.
Depreciation and the Cost of Getting or Keeping Coverage
Depreciation also shows up outside of a specific claim. As a roof ages, insurers commonly adjust both pricing and coverage terms:
- Premiums may rise roughly 5-10% once a roof reaches 15 years old, 15-25% around 20 years, and 30-50% or more — or become difficult to insure at all — past 25 years.
- Insurers may switch a policy from RCV to ACV coverage once a roof crosses an age threshold, commonly in the 15-to-20-year range for asphalt shingles. Shifting a policy from RCV to ACV can reduce what the insurer pays out on a typical claim substantially, with the homeowner absorbing the difference through depreciation.
How to Reduce Depreciation's Impact on Your Claim
- Check your declarations page. Confirm whether your policy pays RCV or ACV, and whether any ACV portion is recoverable after repairs.
- Request an itemized depreciation breakdown. Ask your adjuster to show exactly how the age, material, and condition factors were applied to your claim.
- Keep maintenance and repair records. Documented upkeep can support a case that your roof's actual condition warrants less depreciation than its age alone suggests.
- Get a professional inspection before filing. An inspection report establishing condition at the time of loss gives you evidence if you need to dispute the depreciation figure.
- Complete repairs promptly if you have recoverable depreciation. Submitting your final invoice and documentation is usually required to collect the withheld portion of an RCV payout.
Frequently Asked Questions
What is the difference between recoverable and non-recoverable depreciation?
Recoverable depreciation is the portion of a claim an insurer initially withholds but will pay out later once you complete repairs and submit documentation, typically under a Replacement Cost Value (RCV) policy. Non-recoverable depreciation is a permanent deduction you never get back, which is standard under an Actual Cash Value (ACV) policy. Checking your declarations page for which type of coverage you have tells you whether that withheld amount is ever recoverable.
How much will my insurer depreciate my roof?
There is no fixed percentage — insurers base the deduction on your roof's age measured against its expected lifespan for its specific material, plus its documented condition. As a rough illustration, a 20-year-old asphalt shingle roof might see a payout reduced by roughly half compared to full replacement cost, since basic asphalt shingles typically have a 15-to-20-year expected life. A metal, tile, or slate roof of the same age would be depreciated far less, since those materials commonly last 40 years or more.
Does roof material affect how much depreciation applies?
Yes, significantly. Depreciation is calculated against a roof's expected useful life, and that expected life varies widely by material: roughly 15-20 years for 3-tab asphalt shingles, 20-25 years for architectural shingles, and 40-50+ years for metal, tile, and slate. A 20-year-old asphalt roof is near the end of its expected life and depreciates heavily, while a 20-year-old metal roof is still relatively early in its lifespan and depreciates much less for the same age.
Can I dispute the depreciation amount an adjuster applies?
You can ask your adjuster for an itemized breakdown showing how the depreciation figure was calculated, including the age and condition factors used. If you have maintenance records, repair receipts, or a recent professional inspection showing the roof was in better-than-average condition for its age, providing that documentation can support a request to reduce the depreciation applied to your claim.
What's the difference between ACV and RCV coverage?
Replacement Cost Value (RCV) pays what it actually costs to replace your roof with new materials at current prices, minus your deductible. Actual Cash Value (ACV) pays that same replacement cost minus your deductible and minus depreciation based on your roof's age and condition. Because ACV policies build depreciation into every claim, they typically carry lower premiums but leave homeowners covering a larger share of an older roof's replacement cost out of pocket.