Free land measurement tools

Calculators for land area, distance, coordinates, units and fencing. They run in your browser with the same math as the Land Measure app, update as you type, and give you a link to share the result. Once a page has loaded, it keeps working offline.

Measure area

Land area calculator (map)

Draw your plot on a map and get its area and perimeter in every unit.

Area from coordinates

Paste GPS points, CSV, KML or GeoJSON and get area and perimeter.

Area calculator by shape

Rectangle, triangle, trapezoid, circle or a 4-sided plot from its sides.

Convert units

Land area converter

Acres, hectares, square feet, bigha, marla, rai and more, both ways.

Distance converter

Meters, feet, yards, miles, chains and rods.

Coordinates and distance

Coordinate converter

Decimal degrees, degrees and decimal minutes, and DMS.

Distance between coordinates

Great-circle distance and bearing between two points.

Destination point

Where you end up from a start point, a distance and a bearing.

Plan and price

Fence calculator

Posts, wire or rails, gates and cost for a fence line.

Land price calculator

Price per acre, hectare or square foot, and total price.

Reference

Land units by country

Bigha, katha, marla, kanal, guntha, rai, tsubo, mu, feddan and more, with regional values.

Unit conversion tables

Acres to hectares, square feet to acres and other common conversions with tables.

Guides

How to measure land with your phone, GPS accuracy, irregular lots, file formats and more.