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Commercial Roof Cost Calculator

Get an instant estimate using real 2026 regional pricing data. Answer a few questions about your building, select your roofing system, and we'll calculate your estimated cost range based on local market rates.

Updated March 2026 — regional pricing
1

What type of roofing project is this?

Select the option that best describes your commercial roofing need.

🏗

Full Replacement

Remove existing system and install new commercial roof

🏢

New Construction

Roof for a new commercial building or addition

🛠

Recover / Overlay

Install new membrane over existing system

🖼

Coating / Restoration

Apply roof coating to extend system life

2

What is your approximate roof size?

Select a range or enter an exact size. Most commercial buildings are 10,000–50,000 sq ft.

🏢

Small

Under 10,000 sq ft

🏛

Medium

10,000 – 25,000 sq ft

🏭

Large

25,000 – 75,000 sq ft

🏜

Extra Large

75,000+ sq ft

Or enter exact size: sq ft
3

What roofing system do you prefer?

Each system has different costs, lifespans, and performance characteristics.

Most Popular

TPO (60 mil)

$$

Heat-welded seams, 20–30 yr lifespan

EPDM (60 mil)

$

Rubber membrane, 20–30 yr lifespan

PVC (60 mil)

$$$

Chemical resistant, 25–35 yr lifespan

Modified Bitumen

$$

Multi-ply, walkable, 15–25 yr lifespan

Built-Up (BUR)

$$$

Multi-layer, 20–30 yr lifespan

Spray Foam (SPF)

$$

Seamless, R-6.5/inch, 20–30 yr lifespan

Standing Seam Metal

$$$$

Premium, 40–70 yr lifespan

Not Sure

We'll estimate using averages

4

Tell us about your building

These details help us refine your estimate.

Office
Retail
Warehouse
Restaurant
Other
Good (maintenance only)
Fair (minor issues)
Poor (active leaks)
Insulation upgrade
HVAC penetrations
Drainage improvements
None of the above

Your Estimated Commercial Roof Cost

Based on 2026 regional pricing data

Estimated Range
$150,000 - $250,000
Average: $200,000
Enter your details below to unlock your estimate
Project Type
Full Replacement
Roof Size
25,000 sq ft
Roofing System
TPO (60 mil)
Building Type
Office

Unlock Your Personalized Estimate

Your cost estimate is ready. Enter your details to reveal your personalized commercial roofing cost range.

Your information is shared only with qualified local contractors. We never sell your data.

Note: This is an estimate based on average regional pricing for commercial roofing projects. Actual costs vary based on specific building details, contractor, roof access, and current material availability. Get a free professional estimate for exact pricing.

How Our Calculator Works

Our estimates use real pricing data from commercial roofing markets across the country, updated for 2026.

1

Regional Pricing Data

We track material costs, labor rates, and regional factors for commercial roofing. Your ZIP code determines which pricing data we use.

2

System-Specific Costs

Each commercial roofing system — TPO, EPDM, PVC, metal — has different material and installation costs. We price each one individually.

3

Range, Not a Bid

We show a realistic range so you know what to expect. For exact pricing, connect with a qualified commercial roofing contractor.

Need a More Detailed Estimate?

Our calculator gives you a starting point. For exact pricing, get a free professional assessment from a qualified commercial roofer.

Get Free Professional Estimate