Land Area Converter

Sri Lanka Land Area Converter

Convert between perches, roods, acres, cents, square feet, square metres, square yards, and hectares, and read the A-R-P deed notation.

Perches10
Roods0.25
Acres0.0625
Cents6.25
Square feet2,722.5
Square metres252.93
Square yards302.5
Hectares0.0253

Methodology & trust

Last updated March 2026 · Reviewed by Lankacalculator editorial team

  • This calculator uses the formula and assumptions defined for the page to turn your inputs into a practical planning estimate.
  • Results are designed to be quick, transparent, and useful for first-pass decisions rather than provider-specific final quotes.
  • The output should be treated as a directional estimate until you check the relevant rates, rules, or assumptions behind your case.

How to verify this

  • Check that your units, assumptions, and scenario match the real decision you are trying to make.
  • Compare the output with a second trusted source if the result affects money, health, or compliance.
  • Use official provider, government, or expert information whenever the estimate needs to become a final decision.

Lankacalculator publishes these tools for practical planning, with the expectation that users will validate important decisions against primary sources.

Using this result

When to use it

  • Use this for quick planning, early comparisons, and first-pass estimates.
  • Use it when you need a decision baseline before opening a spreadsheet or asking for quotes.
  • Use it again whenever the main assumptions behind the calculation change.

How to read it

  • Treat the primary result as an estimate that depends on the inputs and formula assumptions.
  • Compare supporting metrics, not just the headline number, before making a decision.
  • If the output affects spending or health decisions, validate it with a second source.

Common mistakes

  • Entering optimistic assumptions and reading the result as certain.
  • Comparing results from different tools without aligning units or definitions.
  • Using one scenario only instead of testing a few realistic alternatives.

Next steps

  • Run a second scenario with stricter assumptions.
  • Compare the output with related calculators or guide pages in the same topic.
  • Use the result to narrow options, then confirm details with real provider or expert information.

FAQ

How many square feet is one perch in Sri Lanka?

One perch is about 272.25 square feet (25.2929 square metres). This tool converts any number of perches instantly.

How many perches are in an acre?

One acre equals 160 perches, or 4 roods, with each rood being 40 perches.

What is A-R-P deed notation?

Sri Lankan deeds record land as Acres-Roods-Perches (A-R-P). The tool shows this breakdown alongside the standard unit conversions.

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