Answer

What are the standard rug sizes?

US rugs come in standard sizes from 2 × 3 to 12 × 15 ft; the main room sizes are 5 × 8, 6 × 9, 8 × 10 and 9 × 12 ft.

Standard rug sizes

Standard US rug sizes and typical uses
Size	Typical use
2 × 3 ft	Doorway, bathroom
3 × 5 ft	Entry, beside a bed
4 × 6 ft	Small bedroom, under a desk chair
5 × 7 / 5 × 8 ft	Small living room, foot of a bed, home office
6 × 9 ft	Small living or dining room, full bed
8 × 10 ft	Most living rooms, 6-seat dining table, queen bed
9 × 12 ft	Larger living rooms, king bed
10 × 14 ft	Large living room, 10-seat table
12 × 15 ft	Great rooms

A “5 × 8” can be 5 ft 3 in × 7 ft 6 in depending on the maker. Check the exact dimensions before you buy.