Bedroom Square Footage Calculator
Calculate your bedroom's square footage or m² instantly. Enter your exact dimensions below or use the standard sizes in the guide.
What is the average bedroom square footage?
| Bedroom type | Typical size (ft²) | Typical size (m²) |
|---|---|---|
| Small single bedroom | 70-90 sq ft | 6.5-8.5 m² |
| Standard single bedroom | 90-110 sq ft | 8.5-10 m² |
| Standard double bedroom | 110-150 sq ft | 10-14 m² |
| Large double bedroom | 150-200 sq ft | 14-18.5 m² |
| Master bedroom | 200-300 sq ft | 18.5-28 m² |
| Large master bedroom | 300+ sq ft | 28+ m² |
How to calculate bedroom square footage
Measure the length and width of the room in feet. Multiply length x width to get sq ft. For example, a 12ft x 14ft bedroom = 168 sq ft. Use the calculator above for instant results in both sq ft and m².
What is a good size for a bedroom?
A standard double bedroom needs at least 110 sq ft (10m²) to fit a double bed with comfortable circulation space. A master bedroom typically starts at 200 sq ft (18.5m²). Building regulations in the UK require a minimum of 70 sq ft (6.5m²) for a habitable bedroom.
Bedroom square footage for flooring
Once you have your bedroom square footage, add 10% for waste when ordering carpet or laminate. Use the links below to calculate exactly how much flooring to order.
Also useful:
Carpet calculator · Laminate calculator · Tile calculator · Main calculator
Bedroom calculator FAQ
Frequently Asked Questions
What is the average square footage of a bedroom?
A standard double bedroom is typically 110-150 sq ft (10-14 m²). A master bedroom is usually 200-300 sq ft (18.5-28 m²). A small single bedroom starts at around 70 sq ft (6.5 m²).
How do I calculate the square footage of my bedroom?
Measure the length and width of your bedroom in feet and multiply them together. For example, a 12ft x 14ft bedroom is 168 sq ft. If measuring in metres, multiply length x width to get m², then multiply by 10.764 to convert to sq ft.
What is the minimum bedroom size in the UK?
UK building regulations require a minimum floor area of 6.5 m² (70 sq ft) for a single bedroom and 8 m² (86 sq ft) for use by two people. Most estate agents consider anything under 70 sq ft too small to market as a bedroom.
How many square feet is a 12x12 bedroom?
A 12x12 bedroom is 144 sq ft or 13.4 m².