Calculator

Roof cost calculator

Roof details

Fill in below

The flat ground-level area the roof covers, not the sloped surface area.

Rise per 12 units of run. Steeper pitch means more roofing surface per square foot of footprint.

Overhang beyond the wall line, per side. Widens the footprint before the pitch is applied.

Estimate

Adjusted footprint (with eaves)
Pitch multiplier
Roof surface area
Roofing squares (1 sq = 100 sq ft)
Estimated cost
$0
Includes 10% waste allowance

Estimate assumes a roughly square footprint to distribute the eave overhang evenly on all sides. For irregular roof shapes, get a measured quote from a roofing contractor.

We are a construction business in Jefferson, PA specialzing in exterior construction.

Privacy

Terms

Privacy Policy

Conditions

© 2026 Hammered Roofing & Construction. All rights reserved.