Rug Size Calculator
Find the ideal rug size for your room to ensure proper furniture coverage and visual balance.
Formula
Rug = room dimensions minus wall clearance (typically 18-24 inches per side)
- Leave 18 in (1.5 ft) of floor visible between rug edge and wall.
- Dining room: rug must extend 24 in past all chair legs.
- Standard rug sizes: 5×8, 6×9, 8×10, 9×12, 10×14 feet.
15×12 ft living room
Inputs
- Room Length: 15 ft
- Room Width: 12 ft
- Room Type: living
Recommended rug: 12×9 ft (leaving 1.5 ft from walls). Closest standard size: 9×12.
Frequently asked questions
What size rug for a 12×15 living room?
An 8×10 or 9×12 rug typically works well, with all sofa legs on the rug.
How much floor should show around a rug?
Leave 18-24 inches of hardwood or tile visible between the rug edge and the wall.
What is the most popular rug size?
8×10 feet is the most commonly purchased rug size for living rooms.
Should dining room chairs always be on the rug?
Yes — all four legs of chairs should remain on the rug even when pulled out for sitting.