Square Feet to Acres Converter

Quick Reference

  • 1 acre = 43,560 square feet
  • 1 square mile = 640 acres
  • 1 hectare = 2.471 acres

Reverse Conversion

Use this square feet to acres converter for fast, clear land area results. Type a value and press convert for an instant answer. Convert square feet to acres or acres to square feet. The math follows 1 acre equals 43,560 square feet.

Why Use the Converter?

Many listings use square feet. Many land deals use acres. This tool links both units with simple math. Use it to compare lots and read surveys. Plan bids with confidence.

How It Works

It uses one rule. One acre equals 43,560 square feet. To get acres, divide square feet by 43,560. To get square feet, multiply acres by 43,560. Decimals work for precise results.

How to use this tool

  1. Click the Square Feet box.
  2. Enter a positive number greater than zero.
  3. Press Convert or press Enter.
  4. Read the acres shown beneath the box.
  5. For the reverse, click the Acres box.
  6. Enter a positive number with decimals if needed.
  7. Press Convert to Square Feet or press Enter.
  8. Read the square feet shown beneath the box.

What the inputs mean

How to read the output

Input Your Square Feet

Enter the lot size in square feet for a direct square feet to acres conversion. Use a positive number and include decimals for fine detail. Press Convert or press Enter to run the math.

Instant Conversion Result

The result appears below the input. It applies the 43,560 factor and formats the numbers. Large outputs keep fewer decimals for easy reading. Small outputs keep more decimals for clarity. For reverse use, acres times 43,560 gives square feet.

Tips for Quick Conversion

Keep a few anchors in mind for a quick check. These help sanity check your entry and result.

Limits and notes

Common use cases

Have a Try!

Enter your square feet and see acres right away. Or start with acres and see square feet. Use decimals for precise work. Simple, fast, and reliable every time.