# How Many Square Feet in an Acre

> There are 43,560 square feet in 1 acre. Convert acres to square feet and back instantly with our free calculator and reference table.

**URL:** https://www.calculatoranswers.com/how-many-square-feet-in-an-acre
**Category:** Conversions

## Quick Answer

Calculate the exact number of square feet in an acre (43,560 square feet per US/Imperial acre).

## Definition

A square-feet-in-an-acre page translates land area measurements between acres and square feet. A standard survey acre contains exactly 43,560 square feet. This is equivalent to approximately 4,047 square meters or 0.405 hectares.

## How to Use

1. **Input acres or square feet** — Type in the number of acres or square feet to run the bidirectional conversion.
2. **Read equivalent area** — Review the calculated equivalent metric values in square meters and hectares.
3. **Check reference charts** — Consult the land area chart for common measurements like fractions of an acre.

## Disclaimer

This calculator provides estimates for educational and planning purposes. Always consult a qualified professional for specific advice on financial, medical, legal, or other regulated decisions.

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