Acres to Square Feet
1 acre = 43560 square feet (ft²)
Convert acres to square feet instantly. 1 acre = 43560 square feet. Free, accurate, with conversion table and formula.
Acre (ac)
Square Foot (ft²)
| Unit | 1 ac equals |
|---|---|
| Square Millimeter (mm²) | 4.04686e+9 |
| Square Centimeter (cm²) | 4.04686e+7 |
| Square Meter (m²) | 4,046.86 |
| Hectare (ha) | 0.404686 |
| Square Kilometer (km²) | 0.00404686 |
| Square Inch (in²) | 6.27264e+6 |
| Square Foot (ft²) | 43,560 |
| Square Yard (yd²) | 4,840 |
| Acre (ac) | 1 |
| Square Mile (mi²) | 0.0015625 |
How to convert acres to square feet
- 1Take your value in acres (ac).
- 2Multiply by 43560.
- 3The result is your value in square feet (ft²).
Acres to Square Feet conversion table
| Acres (ac) | Square Feet (ft²) |
|---|---|
| 1 | 43,560 |
| 2 | 87,120 |
| 5 | 217,800 |
| 10 | 435,600 |
| 25 | 1.08900e+6 |
| 50 | 2.17800e+6 |
| 100 | 4.35600e+6 |
| 250 | 1.08900e+7 |
| 500 | 2.17800e+7 |
| 1,000 | 4.35600e+7 |
Frequently asked
How many square feet are in a acre?
1 acre equals 43560 square feet (ft²).
How do I convert acres to square feet?
Multiply the number of acres by 43560 to get square feet.
What is 10 acres in square feet?
10 ac equals 4.356e+5 ft².
What is 100 acres in square feet?
100 ac equals 4.356e+6 ft².
How do I convert square feet back to acres?
Multiply square feet by 0.0000229568 (the reciprocal) or use the swap button above.
Where you'll actually use this
Area measures two-dimensional surface — the size of a floor, a country, or a piece of land. Metric uses square meters and hectares; imperial uses square feet and acres.
- Real estate
Apartment listings show square feet in the US, square meters in Europe, and tsubo or ping in parts of Asia.
- Farming & land
Farmland is sold in acres in North America and hectares in most of the rest of the world (1 ha ≈ 2.47 ac).
- Flooring & paint
Material coverage is often quoted per square meter or square foot — buy the wrong unit and you're off by an order of magnitude.
Common mistakes to avoid
- Squaring the linear factor
1 ft = 0.3048 m, so 1 ft² = 0.3048² ≈ 0.0929 m². Don't reuse the linear ratio.
- Hectare vs acre
A hectare is about 2.47 acres. Easy mix-up when comparing land listings across continents.
Did you know?
A standard FIFA pitch is roughly 7,000 m² — a handy mental shortcut for hectare estimates.
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