Area Converter
Convert between metric and imperial area units — including the all-important acres, hectares, and of course, football pitches.
AREA CONVERTER
Metric
Imperial
Enter an area to see it in football pitches
Enter an area to see a real-world comparison
Common areas — click to load
Step-by-step solution
Type an area to see the conversion working
⚠ The squaring rule — easy to get wrong
When converting area, you must square the length conversion factor. Since 1 m = 100 cm, it follows that 1 m² = 100² cm² = 10,000 cm² — not 100 cm². Students often forget this!
Key conversion facts
Real-world areas
Area Converter Explained
Core concepts, classroom applications, and plain-English explanations for all audiences.
Where you'll actually use this
Estate agents in the UK list property sizes in both square feet and square metres — often in the same brochure. Farmland is sold in acres (English tradition) or hectares (metric legal standard). Country sizes in news articles are usually in square kilometres; American sources use square miles. And everyone uses "football pitches" as an informal area reference — which is about 0.714 hectares.
Worked example
"An estate agent lists a flat as 850 sq ft. How big is that in m²?"
850 sq ft × 0.0929 = 78.97 m²
Or: 850 ÷ 10.764 = 78.97 m²
Result: About 79 m² — a decent-sized 2-bed flat
Quick rule: divide sq ft by 10.764 to get m². Multiply m² by 10.764 to get sq ft. Or just remember: 100 sq ft ≈ 9.3 m².
Key area contexts
- → 1 hectare = 10,000 m² = 2.47 acres: The standard unit for farmland, parks, and planning permissions. The UK has about 17 million hectares of land.
- → Football pitch reference: A standard pitch is ~7,140 m² (105 m × 68 m) = 0.714 hectares ≈ 1.76 acres. Used constantly in media to make large areas relatable.
Common mistake
Treating area conversion like length conversion. If 1 metre = 3.28 feet, students often think 1 m² = 3.28 ft². Wrong — it's 1 m² = 10.764 ft² (because you must square the linear factor: 3.281² ≈ 10.76).
Understanding Area & Our Area Converter
Area is a fundamental concept in mathematics, representing the amount of two-dimensional space a surface covers. Whether you're calculating the size of a room, a plot of land, or an entire country, understanding and converting between different units of area is essential.
Our Area Converter tool makes these calculations straightforward. It provides live conversions between a wide range of units, including metric (mm², cm², m², hectares, km²) and imperial (square inches, square feet, square yards, acres, square miles). Simply type a value into any field, and all other units will update instantly. We also include a 'how many football pitches?' comparison to help you visualise the scale of different areas, making it perfect for GCSE Maths students, Geography students, UK homeowners, and farmers alike.
Common mistakes to avoid
- To convert 5 m² to cm², I multiply 5 by 100, so it's 500 cm²:You're using the linear conversion factor (metres to centimetres) for an area unit. Area involves two dimensions, so the conversion factor must be squared. Since 1 m = 100 cm, then 1 m² = (100 cm) × (100 cm) = 10,000 cm². So, 5 m² = 5 × 10,000 = 50,000 cm².
- An acre and a hectare are roughly the same size:While both are units for measuring land area, a hectare is significantly larger than an acre. 1 hectare is approximately 2.47 acres. This means a hectare is almost two and a half times bigger than an acre.
- To convert 10 square feet to square inches, I multiply by 12, so it's 120 square inches:Similar to the metre-to-centimetre mistake, you're applying a linear conversion factor (feet to inches) to an area unit. Since 1 foot = 12 inches, then 1 square foot = (12 inches) × (12 inches) = 144 square inches. So, 10 square feet = 10 × 144 = 1440 square inches.
- The area of the garden is 100 square metres long:Area is a measure of two-dimensional space, while 'long' describes a one-dimensional length. You're mixing up units of area with units of length. The area of the garden is 100 square metres. Its length might be, for example, 10 metres.