Land Area Unit Converter
Convert land area between hectares, international acres, roods and square perches, with square meters shown.
A QUICK WALKTHROUGH
How to use this tool
- Enter your values and units.
- Calculate the result.
- Copy or download the calculation.
Formula and units
m² = amount × unit factor; ha = 10,000 m², acre = 4046.8564224 m², rood = acre / 4, square perch = acre / 160.
Scope
Uses international foot = 0.3048 m. Square perch is an area, not a length. Old U.S. survey-foot units and regional land units such as mu are outside scope. Ordinary floating-point rounding applies.
Local processing
Inputs stay in your browser. Copy and TXT export include inputs, formula and scope.
GOOD TO KNOW
Common questions
Is a perch a length or an area here?
Only square perch is used here: one acre contains 160 square perches and four roods.
Which acre definition is used?
The international-foot acre. Legacy survey-foot and regional definitions need separate conversion.