How does homeowners insurance roof depreciation change as your roof ages?
Short answer. Roof depreciation on a homeowners policy grows every year the roof ages, so the same storm pays less up front on an older roof. On replacement cost coverage you can still recover it after the work is done, but as roofs pass roughly 10 to 15 years, many insurers move them to actual cash value or payment schedules where depreciation becomes permanent.
Depreciation across a roof's life
These figures are illustrative, assuming a 25 year life expectancy, straight-line depreciation and a $12,000 replacement. Your insurer's tables and condition ratings control.
- Year 5: about 20 percent, or roughly $2,400 held back from the first check.
- Year 10: about 40 percent, or $4,800.
- Year 15: about 60 percent, or $7,200. Many insurers start reviewing roof coverage around here.
- Year 20: about 80 percent, or $9,600, though some estimates cap depreciation below that.
On replacement cost coverage those amounts come back after the work is done. On actual cash value or a roof payment schedule, they do not.
Keeping depreciation from hurting you
- Prove the real age. Keep the invoice, permit and warranty registration. Without them, an adjuster estimates age from appearance.
- Document condition. A maintained roof with clean gutters and sound flashing can be rated in better condition than its age alone suggests.
- Read renewals. A switch to actual cash value on the roof is often buried in an endorsement.
- Act on storm damage promptly. Waiting invites wear arguments and can run into claim deadlines.
- Plan the next roof. When you replace, ask your insurer whether impact resistant shingles earn a premium discount.
Related: roof age and insurance and recoverable depreciation.