Convert area units — square meters, acres, hectares, square feet, square kilometers.
| Unit | Name | Value |
|---|---|---|
| m² | Square Meter | 0.836127 |
| km² | Square Kilometer | 8.36127e-7 |
| ha | Hectare | 0.0000836127 |
| ac | Acre | 0.0002066113 |
| ft² | Square Foot | 9 |
| mi² | Square Mile | 3.228302e-7 |
Common square yard values converted to square foot — factor: 1 yd² = 9 ft²
| Square Yard (yd²) | Square Foot (ft²) | Context |
|---|---|---|
| 0.1 yd² | 0.9 ft² | Doormat |
| 0.25 yd² | 2.25 ft² | Doormat |
| 0.5 yd² | 4.5 ft² | Single bed |
| 1 yd² | 9 ft² | Single bed |
| 2 yd² | 18 ft² | Double bed |
| 5 yd² | 45 ft² | Small room |
| 10 yd² | 90 ft² | Large room |
| 20 yd² | 180 ft² | Garage |
| 25 yd² | 225 ft² | Garage |
| 50 yd² | 450 ft² | Small garden |
| 100 yd² | 900 ft² | Large garden |
| 250 yd² | 2,250 ft² | Tennis court |
| 500 yd² | 4,500 ft² | Tennis court |
| 1,000 yd² | 9,000 ft² | Basketball court |
| 5,000 yd² | 4.5e+04 ft² | One acre |
Converting square yard to square foot is common in real estate, agriculture, surveying, and construction. Property listings, land records, and planning documents often use different area units depending on the country or industry — making accurate conversion essential for cross-border transactions and international comparisons.
As a practical reference: 5 yd² = 45 square foot and 10 yd² = 90 square foot. For larger land areas, 100 yd² = 900 square foot — a common benchmark for farm and estate valuations. The reverse: 1 ft² = 0.1111 yd².
All conversions use the internationally recognized factor of exactly 1 yd² = 9 ft². Calculations are performed in IEEE 754 double-precision floating point, giving accuracy to at least 8 significant figures — more than sufficient for any practical application.
Formula: Square Foot = Square Yard × 9
Multiply any square yard value by 9 to get square foot. One square yard equals 9 ft².
Reverse: Square Yard = Square Foot × 0.11111111
1 yd² = 9 ft². Memorize this for instant mental estimates.
Use 9 as a quick mental multiplier for square yards to square feet.
To verify: multiply your result by 0.11111111 to recover the original yd² value.
Orders and prices carpet by the square yard for US residential projects.
Measures turf and artificial grass areas in square yards.
Sells upholstery and drapery fabric by the square yard.
Estimates sod and topsoil coverage in square yards.
References field dimensions in yards when discussing play areas.
Quotes asphalt and paving projects in square yards for US projects.
The square yard is an Imperial unit equal to nine square feet or about 0.836 m². It was a standard unit for fabric, carpeting, and land measurement in Britain and the US.
In the US, carpeting and artificial turf are still commonly sold and priced by the square yard. Sports field dimensions sometimes reference yards.
Interesting fact: An American football field (excluding end zones) is exactly 53⅓ × 100 yards = 5,333 yd² = 4,459 m².
The square foot is an Imperial and US customary unit equal to a square measuring one foot on each side, approximately 0.0929 m². It has been used in English-speaking countries for centuries.
Square feet dominate US real estate: apartment sizes, office spaces, and retail floors are universally quoted in ft² in American listings.
Interesting fact: The United States is one of the last countries to quote residential property in square feet. A 1,000 ft² apartment equals about 93 m².