CostArchitect Calculator hub
Roofing Calculators
Choose the right roofing calculator for replacement, leaks, cleaning, inspections, materials, tear-off, maintenance or flat roofs.
What do you need to estimate?
Full replacement
Roof Replacement Cost Calculator
Use when: Use when most or all of the existing roof system will be replaced.
Do not use for: Do not use for one leak, one broken tile, or routine cleaning.
Related: Asphalt Shingle Cost, Roof Tear-Off Cost
Leak repair
Roof Leak Repair Cost Calculator
Use when: Use when the main issue is an active leak, flashing defect, valley issue, or emergency patch.
Do not use for: Do not use when the roof is near full replacement or has widespread deck damage.
Related: Roof Inspection Cost, Roof Repair Cost Guide
Cleaning
Roof Cleaning Cost Calculator
Use when: Use for algae, moss, lichen, debris, gutter add-ons, or cleaning method comparison.
Do not use for: Do not use as a substitute for leak repair or replacement when damage is visible.
Related: Soft Wash Roof Cleaning, Roof Maintenance Cost
Inspection
Roof Inspection Cost Calculator
Use when: Use when you need a basic, detailed, drone, insurance, real estate, or certification-style inspection budget.
Do not use for: Do not treat it as an engineering report, insurance approval, or guaranteed diagnosis.
Related: Repair or Replace Roof, Roof Maintenance Cost
Material quantity
Roof Shingle Calculator
Use when: Use for squares, bundles, waste factor, starter strip, ridge cap, and underlayment planning.
Do not use for: Do not use bundle counts as a full installed replacement estimate.
Related: Cost Per Square, How Many Shingles Do I Need
Flat/commercial roof
Commercial Roof Replacement
Use when: Use for low-slope membrane, insulation, drainage, recover, tear-off, coating, and staging assumptions.
Do not use for: Do not use for steep-slope residential shingle replacement.
Material comparison
Metal Roof vs Shingles
Use when: Use when the decision is material choice rather than a single known roof system.
Do not use for: Do not compare materials without matching roof area, pitch, tear-off, and warranty assumptions.
Related: Roofing Cost by Material, Tile Roof Cost
Tear-off
Roof Tear-Off Cost Calculator
Use when: Use to isolate removal, hauling, disposal, old layers, and deck allowance from replacement.
Do not use for: Do not treat tear-off as the full cost of a new roof.
Related: Roof Replacement Cost, Cost Per Square
Maintenance
Roof Maintenance Cost Calculator
Use when: Use for annual inspection, cleaning, gutter, moss treatment, and minor repair planning.
Do not use for: Do not use for emergency leak response or full replacement budgeting.
Related: Roof Cleaning Cost, Roof Inspection Cost
All calculator pages
Roof Cleaning Cost Calculator
Estimate roof cleaning costs for soft wash, pressure wash, chemical treatment, moss removal, roof type, roof pitch, and local labor assumptions.
Roof Inspection Cost Calculator
Estimate roof inspection costs for basic, detailed, drone, certification, insurance, and real estate inspection scenarios.
Flat Roof Replacement Cost Calculator
Estimate flat roof replacement costs by square footage, EPDM, TPO, PVC, modified bitumen, insulation, drainage, tear-off, and property type.
Roof Leak Repair Cost Calculator
Estimate roof leak repair costs by severity, material, leak location, emergency response, tarping, water damage risk, and labor rates.
Roof Replacement Cost Calculator
Estimate roof replacement costs by square footage, material, pitch, tear-off, underlayment, permit assumptions, labor, and state.
Metal Roof vs Shingles Cost Calculator
Compare metal roof and asphalt shingle costs by roof size, pitch, location, installation range, maintenance, lifetime cost, climate, and insurance considerations.
Roof Shingle Calculator
Calculate roofing shingles needed by roof area, pitch, waste factor, and shingle coverage. Estimate bundles, squares, starter strip, ridge cap, and underlayment rolls.
Popular keyword calculators
Asphalt Shingle Cost Calculator
Estimate 3-tab and architectural shingle replacement cost with tear-off, waste, underlayment, pitch and location assumptions.
Tile Roof Cost Calculator
Estimate concrete, clay and synthetic tile roof cost with structural, tear-off, underlayment, flashing and access assumptions.
Roofing Cost Per Square Calculator
Convert roofing cost per square and per square foot into a full roof replacement estimate with material, tear-off, and labor context.
Roof Tear-Off Cost Calculator
Estimate roof removal, hauling and disposal cost by area, material, layers, pitch, stories and optional deck repair allowance.
Commercial Roof Replacement Cost Calculator
Estimate low-slope commercial roof replacement with membrane, insulation, drainage, access, staging and tear-off assumptions.
Roof Maintenance Cost Calculator
Plan annual roof inspection, cleaning, gutter, moss treatment and minor repair budgets by roof type, age and exposure.
Soft Wash Roof Cleaning Cost Calculator
Estimate soft wash roof cleaning for algae, moss, pitch, stories, plant protection, gutter cleaning and repeat treatment.