Acres (ac) to Square Feet (ft²) Converter

Area conversions matter for real estate, land measurement, flooring, and landscaping projects that mix metric and imperial units. The table below covers common room, lot, and land sizes.

Formula

sq ft = acres × 43,560

Need to convert a custom value? Use the full interactive area converter.

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Acres (ac)Square Feet (ft²)
0.25 ac10,890 ft²
0.5 ac21,780 ft²
1 ac43,560 ft²
2 ac87,120 ft²
3 ac130,680 ft²
5 ac217,800 ft²
10 ac435,600 ft²
20 ac871,200 ft²
50 ac2,178,000 ft²
100 ac4,356,000 ft²

Frequently Asked Questions