Roof Replacement Cost Calculator
Enter your measured roof area and material to turn your measurements into a planning estimate — material, labor, tear-off, and complexity built in. A budgeting range, not a regional quote.
Project Details
Hip roof, some valleys
Budget
$14,200
$7/sq ft installed
Average (Most Likely)
$19,950
$10/sq ft installed
High-End
$26,850
$13/sq ft installed
Cost Breakdown (Average)
Architectural Shingles
Expected lifespan: 25-30 years · Material cost: $4.5-$10/sq ft installed
💡 Planning estimates based on commonly reported contractor pricing. Actual costs vary by region, contractor, and project scope.
💡 Tear-off adds ~$1.25/sq ft per layer. Chimney flashing: ~$350. Skylight reflashing: ~$250.
💡 Complexity multiplier: Simple (×1.0), Moderate (×1.15), Complex (×1.35). Each additional story adds 10%.
Estimates only. See how this calculator works — the formulas, assumptions, and sources behind it.
Installed Cost Per Roofing Square by Material
One roofing square covers 100 sq ft. Once you know your roof area — start with the roof area calculator or the draw roof tool — multiply your number of squares by the installed range below for a planning estimate.
| Material | Per Sq Ft (installed) | Per Square (100 sq ft) | Lifespan |
|---|---|---|---|
| 3-Tab Asphalt Shingles | $3.50–$7.50 | $350–$750 | 15-20 years |
| Architectural Shingles | $4.50–$10.00 | $450–$1,000 | 25-30 years |
| Premium/Luxury Shingles | $7.00–$14.00 | $700–$1,400 | 30-50 years |
| Corrugated Metal | $5.50–$13.00 | $550–$1,300 | 30-50 years |
| Standing Seam Metal | $10.00–$20.00 | $1,000–$2,000 | 40-70 years |
| Clay Tile | $12.00–$25.00 | $1,200–$2,500 | 50-100 years |
| Concrete Tile | $8.00–$18.00 | $800–$1,800 | 50+ years |
| Natural Slate | $20.00–$50.00 | $2,000–$5,000 | 75-200 years |
| Cedar Wood Shakes | $8.00–$15.00 | $800–$1,500 | 25-30 years |
| TPO Membrane (Flat) | $5.00–$12.00 | $500–$1,200 | 15-20 years |
| EPDM Rubber (Flat) | $4.00–$11.00 | $400–$1,100 | 20-30 years |
Installed per-square ranges are national planning figures from commonly reported contractor pricing — the same ranges this calculator uses. They cover materials and labor; tear-off, disposal, and roof complexity are added on top in the calculator above. Regional labor and material prices vary roughly ±20–30%, so confirm with 2–3 written quotes from licensed local contractors.
What Is Included in This Estimate
- Primary roofing material and standard accessory components.
- Typical residential labor for removal and replacement.
- Basic tear-off, disposal, underlayment, and cleanup assumptions.
- Standard flashing and penetrations for an average-complexity roof.
What Can Push Your Price Up
- Steep roof pitch, difficult access, or extra safety setup.
- Chimneys, skylights, valleys, dormers, and multiple roof planes.
- Deck repairs, moisture damage, or code-driven ventilation upgrades.
- Higher local labor rates, permit fees, and municipality-specific disposal costs.
What Affects Roof Replacement Cost?
Roof Size & Pitch
Steeper roofs (>7:12) cost 15-25% more due to safety equipment and slower labor. A 2,000 sq ft footprint with a 6:12 pitch has ~2,236 sq ft of actual roof surface.
Material Choice
Installed prices range from about $3.50/sq ft (3-tab shingles) to $50/sq ft (slate). But cheaper isn't always less expensive — a $7K shingle roof replaced 3x costs more than a $25K metal roof over 50 years.
Tear-Off & Layers
Removing existing roofing costs $1-2/sq ft per layer. Most codes allow 2 layers of shingles, but tear-off is recommended for warranty and inspection of decking.
Complexity & Penetrations
Chimneys (~$350 each), skylights (~$250 each), valleys, dormers, and multiple roof planes add cost. A simple gable roof is 20-30% cheaper than a complex hip roof with dormers.
Estimate vs Contractor Quote
Use this calculator to build a realistic planning range before you request bids. It is most useful for comparing materials, budgeting for roof size, and understanding how pitch and complexity affect price.
A contractor quote can still move higher or lower based on local labor conditions, code requirements, decking repairs, disposal rules, and details that only show up during an on-site inspection.
For the best result, pair this page with the roof pitch calculator and draw roof tool before comparing contractor proposals.
Roof Replacement Cost FAQ
- How much does it cost to replace a roof?
- Commonly reported ranges for replacing a roof on a 2,000 sq ft home with asphalt shingles are $8,000-$16,000. Premium materials like metal, tile, or slate cost significantly more. Your exact cost depends on material, complexity, region, tear-off needs, and penetrations. These are planning estimates — always get written quotes from licensed local contractors for accurate pricing.
- What is included in roof replacement cost?
- Roof replacement cost includes materials (45% of total), labor (55% of total), tear-off of old roofing (~$1.25/sq ft per layer), disposal fees, underlayment, flashing around penetrations, permits, and cleanup. Additional costs apply for chimneys (~$350 each) and skylights (~$250 each).
- How long does a new roof last?
- Lifespan varies by material: 3-tab asphalt shingles (15-20 years), architectural shingles (25-30 years), metal roofing (40-70 years), clay tile (50-100 years), slate (75-200 years). These estimates are based on manufacturer warranty data. Quality of installation and climate significantly impact actual lifespan.
- Do I need to tear off the old roof?
- Most building codes allow up to 2 layers of asphalt shingles, but tearing off is recommended. Tear-off lets contractors inspect decking for damage, adds warranty value, and is required for heavier materials (metal, tile, slate) or a 3rd layer. Budget $1-2/sq ft per layer for tear-off.
- How do I measure my roof for a cost estimate?
- Measure the footprint each roof section covers (length × width), then multiply by the pitch factor to get the true sloped area — a 6:12 roof has about 12% more surface than its footprint. Divide the sloped area by 100 for roofing squares, then apply the per-square installed rate for your material. The roof area and roof pitch calculators give you these numbers; enter the total area into the calculator above.
- What is the most expensive part of replacing a roof?
- Labor is the largest line item at roughly 40-60% of total cost. On a typical 2,000 sq ft asphalt shingle replacement ($9,000-$15,000), about $5,500-$9,000 is labor. After labor, the next most expensive items are materials ($1.50-$5/sq ft for asphalt, more for premium), tear-off and disposal ($1-$2/sq ft, often missed in DIY estimates), and decking replacement if rotted ($1.50-$3/sq ft additional). Steep pitches (8/12+) and complex roofs (multiple valleys, dormers) can significantly increase labor cost.
- Why is my roof bigger than my house's square footage?
- Roof surface is almost always larger than your home's floor area for two reasons: overhangs extend past the walls, and pitch adds slope length. A 2,000 sq ft footprint on a 6:12 pitch is about 2,236 sq ft of actual roof; on a 12:12 pitch it is roughly 2,828 sq ft. Always estimate materials and cost from the sloped roof area, not the floor plan — that is the single most common roofing estimate mistake.
- How accurate is this roof replacement estimate?
- It is a planning range, not a quote. The calculator applies national per-square material and labor rates to the roof area you enter, with adjustments for tear-off, stories, complexity, and penetrations. Actual prices vary roughly 20-30% by region and with on-site factors like deck repairs, code upgrades, and access. Use it to budget and compare materials, then get 2-3 written quotes from licensed local contractors.