Grout Calculator
Calculate how much grout you need based on tile size, joint width, and tile thickness.
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How to Calculate Grout
Grout volume depends on tile size, joint width, and tile depth. Formula: (joint width x tile depth x joint length per sq ft). Convert to pounds using grout density. Add 10% for waste.
Frequently Asked Questions
How much grout do I need per square foot?
Depends on tile size and joint width. Small tiles (2x2) with 1/8" joints: ~1.5 lbs/sq ft. Large tiles (12x12) with 1/8" joints: ~0.4 lbs/sq ft.
What grout joint width should I use?
1/16" for rectified tiles. 1/8" standard for wall tiles. 3/16" for floor tiles. 1/4"+ for rustic or handmade tiles.