1 square foot (ft²) = 0.0000229568 acres (ac). To convert, divide by 43,560: ac = ft² ÷ 43,560. For example, 5,000 ft² = 0.1147842057 ac.
ac = ft² ÷ 43,560
Square feet to acres table
| Square feet (ft²) | Acres (ac) |
|---|---|
| 1,000 | 0.0229568411 |
| 2,000 | 0.0459136823 |
| 3,000 | 0.0688705234 |
| 4,000 | 0.0918273646 |
| 5,000 | 0.1147842057 |
| 10,000 | 0.2295684114 |
| 20,000 | 0.4591368228 |
| 25,000 | 0.5739210285 |
| 50,000 | 1.147842057 |
| 100,000 | 2.295684114 |
| 250,000 | 5.739210285 |
| 500,000 | 11.47842057 |
| 1,000,000 | 22.95684114 |
The two units
Square foot (ft²). A square one foot on each side.
Acre (ac). The international acre: 43,560 square feet. The older US survey acre is very slightly larger.
Convert square feet to other units
- Square feet to square meters — 1 ft² = 0.09290304 m²
- Square feet to square kilometers — 1 ft² = 9.290304e-8 km²
- Square feet to square centimeters — 1 ft² = 929.0304 cm²
- Square feet to hectares — 1 ft² = 0.0000092903 ha
- Square feet to square inches — 1 ft² = 144 in²
- Square feet to square yards — 1 ft² = 0.1111111111 yd²
- Square feet to square miles — 1 ft² = 3.587006e-8 mi²
Convert other units to acres
Questions people ask
- How many acres are in a square foot?
- 0.0000229568.
- How do you convert square feet to acres?
- ac = ft² ÷ 43,560. It is the same as dividing by 43,560.
- How do you convert acres back to square feet?
- ft² = ac × 43,560. See acres to square feet.
Results use the legal definitions of each unit and are checked against the Pint unit library. Display rounds to 10 significant digits. All unit conversions · More tools
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