Field Area Calculator
Enter the length and width of a rectangular field using the same unit.
A QUICK WALKTHROUGH
How to use this tool
- Enter positive length and width.
- Choose metres or feet.
- Review area, hectare/acre conversion, and perimeter.
Formula and scope
Area = length × width, assuming a perfect rectangle. Area is converted to hectares and acres; perimeter is 2 × (length + width).
Limitations
Real fields may have irregular boundaries, slopes, access strips, or exclusions. This estimate is not a survey or legal boundary measurement.
Local calculation
Values are processed in this browser.
GOOD TO KNOW
Common questions
Can I use this for an irregular field?
Only as a rough rectangle approximation. Divide into suitable shapes or use a survey/GIS method for irregular boundaries.
Is this a legal area measurement?
No. It uses your entered dimensions and does not replace surveying.