Tile, paint & trim quantities by room size

8 room size guides, each run through the same calculation the live planner uses. Pick your room size and tile size for a starting box count, paint, trim and cost estimate, then open the exact plan to adjust prices and assumptions.

5×7 ft bathroom

• 12×12 in tile: 3 boxes, $270.00

5×8 ft bathroom

• 12×12 in tile: 4 boxes, $311.00

8×10 ft bathroom

• 12×24 in tile: 6 boxes, $410.50

10×10 ft kitchen

• 18×18 in tile: 9 boxes, $528.50

10×12 ft kitchen

• 12×24 in tile: 9 boxes, $586.00

12×12 ft bedroom

• 12×12 in tile: 12 boxes, $704.00

12×14 ft bedroom

• 12×24 in tile: 12 boxes, $714.00

12×18 ft living room

• 18×18 in tile: 18 boxes, $952.50

Quick answers

• How many tiles for 100 sq ft
• How much paint for a 12x12 room
• Baseboard linear feet calculator
• Tile waste percentage, diagonal layout

Machine-readable data

The full table is also available as /data/rooms.json, updated each build with an asOf date.