Why might your insurance increase after a roof replacement?
Short answer. A new roof usually lowers or holds your premium, because roof age is a major rating factor. When the bill goes up anyway, the usual reasons are a lost claims free discount if the roof came from a claim, the roof moving back to full replacement cost coverage, a higher dwelling limit after the insurer recalculates rebuild cost, or a regional rate increase that landed at the same renewal.
Reasons the premium can rise
- Claim on record. If insurance paid for the roof, the claim may end a claims free discount for a few years.
- Restored coverage. An old roof on actual cash value or a payment schedule may go back to replacement cost once it is new. Better coverage can cost more, and it is usually worth it.
- Higher rebuild estimate. Insurers adjust dwelling limits for construction costs over time.
- Rate filings. After heavy storm years, insurers raise rates across a region.
- Material change. A more expensive roof, such as tile or slate, raises replacement cost.
Reasons it may fall
- The roof age resets to zero.
- Impact rated shingles tested to UL 2218 Class 4 may earn a credit with some insurers.
- An underwriting surcharge for an old roof drops off.
What to do at renewal
- Confirm the insurer has the new roof year and material on file. See roof age and insurance.
- Compare the declarations page line by line with last year's.
- Ask the agent which factor drove any change.
- Shop the policy if the increase is not explained by coverage you gained.
Also see does a roof claim raise premiums.