Roof Installation Or Replacement costs
Compare the project, repair and planning references below before choosing the work for your property. Confirm measurements, existing conditions and the services included in each proposal.
Cost scope: Benchmarks were reviewed October 24, 2026. Figures apply to the scope and market named by each reference. City/state examples outside Portland Metro are not Portland quotes. Labor, equipment, recurring expenses and complete projects are different budgets.
Installation and project costs
Compare alternatives separately. A range includes installation only when its scope says so. Do not add overlapping totals together.
| Project or reference | Published benchmark | Basis and scope |
|---|---|---|
| Cost to raise a roof | $30,000 – $70,000 | total cost to raise a roof |
| Fiberglass shingle roof cost | $3 – $5 | installed cost per square foot |
| Fiberglass shingle roof cost | $5,700 – $12,000 | total cost to install |
| Composite roof cost | $7 – $14 | cost per square foot |
| Composite roof cost | $15,000 – $26,500 | total cost to install |
| Garage roof replacement cost | $4 – $12 | cost per square foot |
| Garage roof replacement cost | $2,400 – $6,000 | cost for 2-car garage roof |
| Roof truss prices | $5 – $14 | cost per square foot of roofing area (installed) |
| Roof truss prices | $7,500 – $35,000 | cost to frame a roof with trusses |
| Cost to replace roof decking | $2 – $5 | cost per square foot installed |
| Cost to replace roof decking | $2,400 – $8,600 | total cost to install |
| Roof replacement cost — Roof replacement | $5,700 – $16,000 | average project, scope-dependent |
| Roof replacement cost — Asphalt shingles | $3 – $6 | per sq ft installed |
| Roof replacement cost — Metal roofing | $5 – $16 | per sq ft installed |
| Roof replacement cost — Flat roofing | $3 – $11 | per sq ft installed |
| Shed roof replacement cost | $3 – $6 | cost per square foot (asphalt shingles) |
| Shed roof replacement cost | $7 – $16 | cost per square foot (metal roofing) |
| Cedar shake roof cost | $12 – $20 | cost per square foot installed (synthetic cedar shake) |
| Cedar shake roof cost | $25 – $30 | cost per square foot installed (real cedar shake) |
| Roofing shingles prices — Shingle roof | $300 – $600 | per roofing square, installed |
| Roofing shingles prices — Average house roof | $5,700 – $16,000 | installed project |
| Average cost to tear off and replace roof | $3 – $6 | cost per square foot to replace a roof |
| Average cost to tear off and replace roof | $5,700 – $16,000 | total cost to replace a roof |
| Roof underlayment replacement cost | $1,100 – $9,000 | total cost to replace |
| Architectural shingles cost | $400 – $600 | cost per square installed (100 SF) |
| Architectural shingles cost | $7,000 – $16,000 | cost of roof replacement |
| Asphalt shingle roof cost | $3 – $5 | cost per square foot installed |
| Asphalt shingle roof cost | $5,700 – $12,000 | cost to install asphalt shingles |
| Roll roofing cost | $3,200 – $12,000 | total cost to install |
Labor cost
Labor or hourly figures are separate from equipment purchases. Do not add them to a total that already includes labor.
| Project or reference | Published benchmark | Basis and scope |
|---|---|---|
| Roof replacement cost — Standard roofing labor | $150 – $300 | per roofing square; installation labor only |
| Roofing shingles prices — Shingle installation | $200 – $300 | per roofing square, labor only |
Related BidPDX cost guides
- Best roof shingles
- Does a new roof increase home value?
- Best roofing shingles brands
- Cost to raise a roof
- Fiberglass shingle roof cost
- Composite roof cost
- Garage roof replacement cost
- Roof truss prices
- Cost to replace roof decking
- Roof replacement cost
- Shed roof replacement cost
- Cedar shake roof cost
- Roofing shingles prices
- Average cost to tear off and replace roof
- Roof underlayment replacement cost
- Architectural shingles cost
- Asphalt shingle roof cost
- Roll roofing cost
Explore the related BidPDX guides for project benchmarks and planning details.
Before requesting bids
Share measurements, photos, location, existing conditions and the desired result. Ask for a written scope covering preparation, permits, removal, material specifications, installation, disposal and finish repairs where relevant. Compare bids using the same quantities and exclusions.
Material cost
Purchase-only prices below are not complete installed totals. Confirm quantities, delivery and product specifications. Do not add these to totals already including materials.
| Project or reference | Published benchmark | Basis and scope |
|---|---|---|
| Best roofing shingles brands | $80 – $170 | per square (100 SF of materials) |
| Roof truss prices | $60 – $500 | cost per truss (material only) |
| Roof replacement cost — 3-tab asphalt shingles | $80 – $130 | per roofing square, material only |
| Roof replacement cost — Architectural shingles | $100 – $250 | per roofing square, material only |
| Roof replacement cost — Metal roofing | $100 – $800 | per roofing square, material only |
| Roofing shingles prices — Asphalt shingle bundle | $27 – $85 | per bundle, about 33 sq ft, material only |
| Roofing shingles prices — Asphalt shingles | $80 – $250 | per roofing square, material only |