Measure GeoJSON Features
Calculate area, perimeter, length, compactness, sinuosity, and more for each feature. Download as CSV.
Powered by GDAL WebAssembly and Turf.js. All processing happens in your browser.
Measuring GeoJSON features is especially convenient when working in a web-first workflow — you can load the file directly from a GitHub repository, an API response, or a web map and get measurements without any format conversion.