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Tile Calculator — Free Online Calculator with Step-by-Step Guide

Calculate tiles needed for any room with different layout patterns. Supports grid, brick, diagonal, and herringbone layouts with automatic waste factors.

✓ Formula verified: January 2026

Tile Calculator

Results below

Enter Values

Tiles Needed
68 tiles

Room Area

120.0 sq ft

Boxes (10/box)

7 boxes

Waste Factor

12% (grid layout)

Extra Tiles for Waste

8 tiles

Total Cost

$238.00

Layout Note

Standard grid is the most efficient layout

What if your room length (ft) changes? 10.8 → 61 tiles · 12 → 68 tiles · 13.2 → 74 tiles

Scenario Comparison

Conservative (5%)
$16,470.09
$6,470.09 interest
Your scenario (7%)
$20,096.61
$10,096.61 interest
Aggressive (10%)
$27,070.41
$17,070.41 interest
High-risk (14%)
$40,224.71
$30,224.71 interest
Best return
Share your result
Tile Layout & Materials

68

Tiles Required

120.0 sq ft

Room Area

12 x 10 ft

Dimensions

12 x 24 in

Tile Size

Waste Factor by Layout

grid10%
brick10%
diagonal15%
herringbone20%
Your Waste: 12% (grid layout)

Total Cost

$238.00

Layout Note

Standard grid is the most efficient layout

Pro Tip

Always order 1-2 extra boxes for future repairs

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