Free Calculator
Roof Lifespan Calculator
Estimate how many years your roof has left based on material, age, climate, and maintenance history.
Roof Details
Roofing Material
3-Tab Asphalt Shingles
Architectural Asphalt Shingles
Standing Seam Metal
Metal Panels / Corrugated
Clay Tile
Concrete Tile
Wood Shakes / Shingles
Natural Slate
Flat — TPO / PVC
Flat — EPDM Rubber
Flat — Built-Up (tar & gravel)
Year Installed
year
Climate Zone
Mild (low rain, moderate temps)
Moderate (seasonal, some storms)
Harsh (heavy snow, ice, extreme heat)
Coastal (salt air, hurricanes)
Maintenance History
Excellent — annual inspections, prompt repairs
Good — occasional checkups
Poor — rarely inspected or maintained
None — never been inspected
Additional Factors
Attic Ventilation
Good — ridge + soffit vents
Some ventilation
Poor / inadequate
Tree Coverage
No overhanging trees
Some shade / branches nearby
Heavy tree coverage / debris
Calculate