Interior
Tile Calculator
Estimate tile boxes by area, box coverage, and waste. Add-on for grout and thinset planning.
Inputs
Live estimate
Boxes needed
7
- Area
- 100 sq ft
- Area (with waste)
- 100 sq ft
Live estimate
- Mathematical quantity
- 7
- Cut and breakage allowance
- Informational
- Field conditions
- Not applied
- Adjusted requirement
- 7
- Ordering rule
- Round up to whole box
- Suggested order
- 7 boxes (7)
Tile is cut around edges, corners, and fixtures, and a small percentage break during installation and handling.
What you actually need in the field, before rounding to a supplier-friendly ordering unit.
Estimator confidence
HighTile is cut around edges, corners, and fixtures, and a small percentage break during installation and handling.
Why this behavior applies: Tile ordering already applies waste before box rounding; the intelligence layer only explains the reason.
- Room geometry — Irregular rooms with jogs and columns waste more tile at edges than a rectangular room of the same area.
- Layout pattern — Diagonal and herringbone patterns typically add 5–10% cut waste over a straight lay.
- Tile size vs room dimensions — Small tiles waste less per cut; large-format tiles are less forgiving on narrow strips.
- Attic stock — Order 1 spare box beyond calculated to keep dye-lot matched tiles for future repairs.
- Order 15% extra for diagonal or herringbone layouts, 10% for straight lay.
- Buy from a single lot number — dye lots shift.
- Keep 1 box of finish tile for future repairs.
- Ordering by exact area with no waste factor.
- Buying tiles from multiple lot numbers.
- Not saving spares for later repairs.
Smart tips
- Ordering 5–10% extra is standard on irregular layouts. Running short costs more than the excess.
How it's calculated
Area with waste = area × (1 + waste %).
Boxes = ceil(area with waste ÷ box coverage).
Material assumptions
- Standard box coverage: 10–20 sq ft. Check the label.
- Waste: 10% straight lay; 15% diagonal; 20% herringbone.
- Order all tile from the same dye lot to match color.
Frequently asked questions
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Deeper guidance from the Learn library — sizing, depth, waste, and ordering for this material.
These results are estimates only. Confirm quantities, compaction, waste, and delivery requirements with your supplier or project professional before ordering materials.