Philadelphia, PA · Updated 2026

How Much Does Flat Roof Installation Cost in Philadelphia, PA?

Average flat roof installation costs in Philadelphia range from $13,328 to $18,032. Get a free, customized estimate below.

15% above national averageFree · No Signup Required

Flat Roof Installation Cost Breakdown — Philadelphia, PA

ItemUnitQtyUnit PriceTotal
EPDM / TPO Membranesq ft1200$6.32$7584.00
Insulation Boardsq ft1200$3.22$3864.00
Flashing & Edge Detaillinear ft80$13.80$1104.00
Labor (full install)hr32$97.75$3128.00
Estimated Total$15,680.00

* Prices are estimates based on Philadelphia market rates. Actual costs may vary based on project specifics.

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Line total$7,584

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Line total$3,864

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Line total$1,104

Material line 4

Line total$3,128

Frequently Asked Questions — Flat Roof Installation in Philadelphia

How much does flat roof installation cost in Philadelphia, PA?

The average cost for flat roof installation in Philadelphia, PA ranges from $13,328 to $18,032, depending on project scope, materials, and labor rates. Philadelphia costs are above the national average due to higher labor and material costs in the region.

How do I get a free flat roof installation estimate in Philadelphia?

Use Brixor's free online estimate generator above. Enter your project details, customize line items for your specific needs, and download a professional PDF estimate instantly.

What factors affect flat roof installation costs in Philadelphia?

Key factors include project size and complexity, material quality, labor rates in Philadelphia (PA), permit requirements, accessibility of the work area, and seasonal demand. Getting multiple estimates is recommended.