What will a new flat roof cost in Florida?
Enter your address. We measure your roof from satellite and price TPO and modified bitumen flat roofing at Florida installed rates.
Measured from aerial imagery. Trees, shade, recent additions or detached structures can make this number high or low. Your roofer confirms the exact size on site.
Includes tear-off, underlayment, flashing and permit. Wood deck repair, extra layers and code upgrades found on site are extra.
| Material | Lifespan | Your roof |
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A licensed roofer serving your county will reach out, usually within one business day. Keep your price range handy so you can compare.
Flat roof cost calculator: Florida prices
| Material | Per square | 15 squares | 22 squares | 30 squares | Lifespan |
|---|---|---|---|---|---|
| Flat roof (TPO / modified) | $600 – $1,100 | $9,000 – $16,500 | $13,000 – $24,000 | $18,000 – $33,000 | 15–25 yrs |
Installed with tear-off, statewide ranges. Miami-Dade and Broward run about 25% higher. 15 squares is about 1,350 sq ft of roof surface, 22 squares about 2,000 sq ft, 30 squares about 2,700 sq ft, before waste.
Flat roof options in Florida
- Modified bitumen is asphalt-based rolled roofing, torched or self-adhered in layers. It’s the most common low-slope roof on Florida homes, especially on older block houses in South Florida.
- TPO is a white single-ply membrane with heat-welded seams. It reflects sun, which can help cooling costs.
- Roof coatings can extend the life of a sound flat roof but don’t replace a failed one.
What drives flat roof prices
- Drainage. Water that sits more than a couple of days shortens a flat roof’s life. Adding tapered insulation or new drains costs more up front and pays off.
- Deck condition. Soft spots and wet insulation have to be replaced.
- Mixed roofs. Many homes have a flat section next to a sloped one. The calculator measures the whole roof, so ask your roofer to price each section.
Find a roofer
Every Florida roofing company with a current state license is listed in our roofing company directory, by county and city. Check the license before you sign.
Frequently asked questions
How much does a flat roof cost in Florida?
TPO and modified bitumen run about $600 to $1,100 per square installed with tear-off. A 10-square flat roof, about 1,000 square feet, runs roughly $6,000 to $11,000.
How long does a flat roof last in Florida?
Most flat roofs last about 15 to 25 years in Florida. Good drainage and regular inspections make the biggest difference.
Is the satellite measurement accurate for flat roofs?
Flat roofs are usually easy to measure from above because there is no pitch to estimate. Parapet walls, rooftop equipment and tree cover can still make the number a little high or low.
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