Tile Roofing Calculator

Enter your roof dimensions and pitch to estimate how many concrete or clay tiles you need, along with underlayment, battens, and ridge tiles — plus a cost comparison across tile types.

Roof Pitch

Tile Type

Roof Length (ft)

Roof Width (ft)

Waste Factor (%)

Pricing (edit to match local rates)

Concrete Flat ($/tile)

Concrete S-Tile ($/tile)

Clay Barrel ($/tile)

Felt Roll ($)

Batten 8ft ($)

Ridge Tile ($)

Roof Area

1252 sq ft

12.5 squares at 6/12 pitch

Concrete Flat Needed

1,296 tiles

Incl. 15% waste

Underlayment

7 rolls

2-ply felt (400 sq ft/roll)

Battens (1x2)

135 boards

8 ft strips, 14 in spacing

Ridge Tiles

120 tiles

40 ft ridge at 3/ft

Best Total Cost

$2,989.00

Concrete Flat (tiles + materials)

Purchase Option	Quantity	Est. Cost
Concrete FlatBest value	1296 tiles	$2,989.00
Concrete S-Tile	1224 tiles	$3,493.00
Clay Barrel	1152 tiles	$5,653.00

Cheapest option: Concrete Flat at $2,989.00Total includes tile cost plus underlayment (7 felt rolls), battens (135 boards), and ridge tiles (120 pcs). Concrete flat tiles offer the lowest material cost while clay barrel tiles provide a premium aesthetic with greater durability.

This is a material estimate only. Actual tile counts vary by manufacturer exposure and tile profile. Always confirm coverage rates with your supplier and order extra for cuts, breakage, and hip/valley areas.