Tile & Grout Calculator
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in
ft
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Your Project Requires
0
Tiles Needed
0
Total Square Feet
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Thinset Bags
(50 lb bags)
(50 lb bags)
0
Grout Bags
(25 lb bags)
(25 lb bags)
* Calculations include waste factor. Always buy 10% extra for cuts and breakage.
📐 Engineering Notes & Pro Tips
Cheat Sheet: Coverage Rates
| Material | Coverage | Notes |
|---|---|---|
| Thinset Mortar | 50-60 sq ft per 50 lb bag | 3/16″ x 3/16″ trowel |
| Sanded Grout | 100-150 sq ft per 25 lb bag | For joints 1/8″-1/2″ |
| Unsanded Grout | 150-200 sq ft per 25 lb bag | For joints 1/16″-1/8″ |
🛠️ Pro Tips from Industry Experts
#1: The 10% Rule
Always purchase 10-15% more tile than calculated. This covers cuts, breakage, and future repairs. For diagonal layouts or complex patterns, increase waste factor to 20%.
Always purchase 10-15% more tile than calculated. This covers cuts, breakage, and future repairs. For diagonal layouts or complex patterns, increase waste factor to 20%.
#2: Grout Joint Selection
For rectified tiles: use 1/16″ joints. For handmade tiles: use 1/4″+ joints. Never go below 1/16″ as thermal expansion can cause cracking.
For rectified tiles: use 1/16″ joints. For handmade tiles: use 1/4″+ joints. Never go below 1/16″ as thermal expansion can cause cracking.
#3: Mortar Consistency
Thinset should have the consistency of peanut butter. If it slides off the trowel, it’s too thin. If it doesn’t hold ridges, it’s too thick.
Thinset should have the consistency of peanut butter. If it slides off the trowel, it’s too thin. If it doesn’t hold ridges, it’s too thick.
Conversion Reference: 1 ft = 12 in | 1 sq ft = 144 sq in | 1 gallon water = 8.34 lb