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RoofCostLab

Roofing Project Costs

Costs for individual roofing jobs, each priced from the same material and labor dataset. For a full roof replacement, use the main calculator.

Project Basis Typical cost
Skylight Installation Cost 1 unit $1,540 – $2,493
Chimney Flashing Repair Cost 1 unit $520 – $780
Roof Vent Installation Cost 10 units $749 – $1,061
Roof Flashing Repair Cost 20 linear ft $345 – $536
Roof Flashing Installation Cost 100 linear ft $707 – $983
Slate Roof Installation Cost 1,000 sq ft $18,650 – $33,904
Roof Underlayment Replacement Cost 1,000 sq ft $4,129 – $6,098
Soffit Vent Installation Cost 20 units $456 – $715
Roof Tile Replacement Cost 100 sq ft $902 – $1,728
Downspout Installation Cost 100 linear ft $724 – $1,170
Ridge Vent Installation Cost 40 linear ft $610 – $968
Emergency Roof Repair Cost 100 sq ft $774 – $1,094
Storm-Damaged Roof Repair Cost 1,000 sq ft $1,900 – $2,785
Roof Removal Cost 1,000 sq ft $1,466 – $2,416
Roof Decking Repair Cost 400 sq ft $3,079 – $4,366
Roof Valley Repair Cost 20 linear ft $719 – $1,075
Cedar Shake Roof Cost 1,200 sq ft $13,254 – $21,451
Roof Decking Installation Cost 1,000 sq ft $2,273 – $4,007
Cost to Build a Porch Roof 200 sq ft $4,279 – $7,107