# Convert Acres to Square Feet

Please provide values below to convert acre [ac] to square foot [ft^2], or *vice versa*.

**Definition: Acre**

Acre (symbol: ac) is a unit of land area used in the imperial and US customary systems. It is defined as the area of 1 chain (66 feet) by 1 furlong (660 feet), which is exactly equal to 1/640 of a square mile or 43,560 square feet. The most commonly used acre today is the international acre, which is defined as exactly 4,046.8564224 square meters in 1959.

**Definition: Square Foot**

Square foot (symbol: sq ft) is an area unit used in the imperial and US customary systems. It is defined as the area of a square with sides of 1 foot. One square foot equals to 144 square inches.

### Acre to Square Foot Conversion Table

Acre [ac] | Square Foot [ft^2] |
---|---|

0.01 ac | 435.6 ft^2 |

0.1 ac | 4356 ft^2 |

1 ac | 43560 ft^2 |

2 ac | 87120 ft^2 |

3 ac | 130680 ft^2 |

5 ac | 217800 ft^2 |

10 ac | 435600 ft^2 |

20 ac | 871200 ft^2 |

50 ac | 2178000 ft^2 |

100 ac | 4356000 ft^2 |

1000 ac | 43560000 ft^2 |

### How to Convert Acre to Square Foot

1 ac = 43560 ft^2

1 ft^2 = 2.2956841138659E-5 ac

**Example:** convert 15 ac to ft^2:

15 ac = 15 × 43560 ft^2 = 653400 ft^2