Acres to Square Feet
Enter acres to see the area in square feet and other units. One acre is 43,560 square feet, about 209 × 209 ft.
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Result–
Picturing an acre
One acre is 43,560 square feet, roughly 90% of an American football field without the end zones. A square acre is roughly 208.7 feet on each side.
Common lot sizes: a quarter acre is 10,890 sq ft and a half acre is 21,780 sq ft. One hectare is about 2.47 acres.
Acres to square feet chart
| Acres | Square feet | Square meters | Square side |
|---|---|---|---|
| 0.1 | 4,356 | 405 | 66 ft |
| 0.25 | 10,890 | 1,012 | 104 ft |
| 0.5 | 21,780 | 2,023 | 148 ft |
| 0.75 | 32,670 | 3,035 | 181 ft |
| 1 | 43,560 | 4,047 | 209 ft |
| 1.5 | 65,340 | 6,070 | 256 ft |
| 2 | 87,120 | 8,094 | 295 ft |
| 2.5 | 108,900 | 10,117 | 330 ft |
| 3 | 130,680 | 12,141 | 361 ft |
| 5 | 217,800 | 20,234 | 467 ft |
| 10 | 435,600 | 40,469 | 660 ft |
| 20 | 871,200 | 80,937 | 933 ft |
Square feet = acres × 43,560
Acres = square feet ÷ 43,560
A typical US suburban lot of 0.25 acres is 10,890 sq ft. Need the area of a house or room instead? Use the square footage calculator.
Questions
How many square feet are in an acre?
43,560 square feet.
How many square feet is half an acre?
21,780 square feet.
How big is an acre?
About 209 × 209 feet if square, or roughly 90% of an American football field without the end zones.