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Area & Perimeter
Measure the area and perimeter of any land polygon on a sphere, with support for multiple units.
Tools (3)
Area Calculator
Calculate the area of any land polygon on Earth in km², m², acres, hectares and mi². Draw on the map and get instant results. Free area tool. Instant results.
Perimeter Calculator
Measure the perimeter of any land polygon on Earth in km, miles, meters and feet. Draw the boundary on the map for instant results. Free tool. Built for speed.
Land Measurement Calculator
Convert land area between km², m², acres, hectares, mi² and more. Type a value, pick units and get every conversion instantly. Free calculator. Try it free.
About Area & Perimeter
Measure the area and perimeter of any land polygon on a sphere, with support for multiple units. These tools cover the most common use cases, from quick lookups to detailed planning.