Repair vs. replace
A localized leak or isolated shingle damage may be repairable. Compare repair scope, roof condition, leak history, remaining life, and the cost of repeat mobilizations; a percentage rule is not a diagnosis.
Roofing project planning
Roof replacement cost
Estimate a typical asphalt-shingle roof replacement from roof area, pitch, and number of layers to remove.
Planning estimate—not a contractor quote. The model is separate from the published national guide. A ZIP match applies a broad 2024 BEA state index—not ZIP-level contractor pricing.
Published national guide
Reference range—not local pricing
Angi · roof replacement cost guide· updated October 22, 2026- Low
- $5,903
- Angi-published average
- $9,611
- High
- $13,380
Source scope and model assumptions
Published guide scope
National all-material roof replacement guide range; a 2,200-square-foot roof, steep pitch, extra tear-off, or premium material can sit well above this typical project band.
Angi reports a 2026 average based on 32,999 projects reported by Angi Pros. Its guide lists roof size, material, pitch, tear-off, and location as major drivers.
Unadjusted HomeCostIQ model baseline
- Low
- $8,500
- Typical
- $14,500
- High
- $25,500
Before supported project inputs or any applicable broad state-level proxy.
High. A visual or aerial area estimate cannot confirm hidden sheathing damage, flashing conditions, code-required underlayment, or local permit costs.
Project estimator
Estimate your project
Adjust supported details and recalculate without leaving the page. Expand optional inputs only when they fit your project.
Estimate preview
Enter the required details to see a low-to-high model range, cost breakdown, and source coverage.
A ZIP match may apply a broad state-level index; it is not local contractor pricing.
Use the result to prepare questions and compare written, itemized proposals.
Cost factors and bid checklistOpen practical project considerations to review before comparing written proposals.
What influences the final price?
- Roof area and pitch
- Tear-off and disposal
- Decking repairs and flashing
Source notes, regional context, and homeowner guidanceOpen published references, cost drivers, permits, maintenance, hiring questions, and option comparisons.
National cost reference
Published guide range—not a local quote
Low guide value
$5,903
Angi-published average
$9,611
High guide value
$13,380
Scope: National all-material roof replacement guide range; a 2,200-square-foot roof, steep pitch, extra tear-off, or premium material can sit well above this typical project band.
Source basis: Angi reports a 2026 average based on 32,999 projects reported by Angi Pros. Its guide lists roof size, material, pitch, tear-off, and location as major drivers.
Source page updated October 22, 2026. Angi is a third-party cost-guide publisher; HomeCostIQ has not independently audited the underlying project reports. The national guide is context, not a verified observation for your ZIP.
HomeCostIQ model baseline: $8,500 low · $14,500 modeled typical · $25,500 high before size, material, scope, and state-index adjustments. This is a model input, not a national contractor-price observation.
Regional labor and materials context
A state index is not a local bid
The calculator may apply a broad BEA state price-parity factor to its modeled range. It is a general purchasing-power proxy, not project-specific labor or material pricing.
BLS occupational wage tables describe employee wages, not contractor bill rates, overhead, insurance, dispatch minimums, or project bids. Neither data source validates a ZIP-level quote. BEA RPP data · BLS OEWS tables.
Common configurations and timing
Scope, options, and schedule
A replacement roof is measured by sloped roof surface, then priced for tear-off, deck condition, underlayment, flashing, shingles, ventilation, protection, and cleanup. Home footprint is not roof area.
Typical schedule
Many standard residential replacements take one to several days on site; weather, roof complexity, multiple layers, decking repairs, and inspection timing can extend the calendar schedule.
Specifications that move the price
- Actual sloped roof area, pitch, valleys, dormers, and access
- Asphalt grade, underlayment, ice-and-water protection, flashing, and ventilation
- Number of layers to remove, decking replacement, and debris handling
- Weather protection, crew access, local permit/inspection rules, and warranty scope
Permitting and regulation
Local requirements to verify
- Confirm local permit and inspection requirements, including any rules affecting roof covering, underlayment, ventilation, wind, snow, or ice exposure.
- Check HOA, historic-district, or insurer requirements separately; they do not replace local building-code approval.
Rules vary by jurisdiction and project scope. Confirm requirements with the local building department or utility; this research is not legal or code advice.
Ongoing ownership cost
Maintenance and recurring expenses
Keep gutters clear, inspect flashing and penetrations after major weather, and address loose or damaged materials early. Maintenance needs and replacement timing vary by material and exposure.
Maintenance notes describe recurring tasks and cost drivers, not a standardized annual dollar estimate. Ongoing maintenance is not included in the one-time project range unless a page explicitly says otherwise; use product documentation, actual service quotes, and your usage to build a separate ownership budget.
Budget completeness
Common cost overruns and extras
- Per-sheet decking replacement rates and photo documentation
- Drip edge, flashing, ventilation, and ice-barrier scope
- The linked Angi guide reports roof permits of $100–$1,400 and inspections around $240; confirm actual jurisdiction fees.
- Dumpster placement, landscaping protection, magnetic nail cleanup, HOA approval, and manufacturer registration
Avoid overspending
- Compare quotes using the same measured area, shingle line, tear-off count, and flashing/ventilation scope.
- Do not approve decking allowances without a unit rate and documentation process.
- Separate insurance-covered sudden damage from ordinary wear; a replacement is not automatically covered.
Hiring checklist
When to hire—and what to ask
Hire an insured roofing professional for replacement; roof access and fall hazards make DIY replacement unsafe for most homeowners. Verify local licensing requirements and the company’s liability and workers’ compensation coverage.
Questions for contractors
- What measured roof area and waste factor are used?
- How are decking repairs authorized and priced?
- Which layers, underlayment, flashing, ventilation, cleanup, permits, and warranties are included?
Warning signs to investigate
- A verbal quote with no material specifications or tear-off count
- Unexplained “today only” pressure or a large deposit before a written contract
- No insurance proof, vague decking change orders, or refusal to document permit responsibility
Compare the trade-offs
Repair, upgrade, or replace?
Budget vs. premium
Architectural asphalt is a common baseline; metal, tile, slate, and specialty products change both upfront price and structural, flashing, and maintenance requirements.
DIY vs. professional
Homeowners can safely photograph visible concerns from the ground and clear the work zone. Do not walk a steep or damaged roof; use a qualified roofer for inspection and installation.
Expected useful life
Material life is not a guarantee: installation, ventilation, climate, maintenance, and storm exposure matter. Compare manufacturer coverage and workmanship coverage separately.
Learn before you hire
Related project guidance
Questions homeowners ask
Common questions
Does roof area mean floor area?+
No. Roof surface area includes slope and overhangs. If you only know the home footprint, treat the estimate as a rough planning range.
What is excluded from the baseline?+
Major structural repairs, unusual access, premium materials, and local permit requirements are not individually priced in this illustrative model.
Does the ZIP estimate show local roof bids?+
No. ZIP mapping identifies state geography, then a broad BEA state price index adjusts a model. It is not ZIP-level roofing data or an observed contractor quote.
What is commonly excluded from a basic roof range?+
Hidden sheathing or framing repairs, some flashing and ventilation work, gutters, permits, inspections, solar detach/reset, and upgraded materials may be outside the base scope.
Is roof square footage the same as house square footage?+
No. Roof surface includes slope, overhangs, and roof geometry. Use a measured roof area for a more useful planning estimate.