Free tool
Convert KML to GeoJSON
Traced routes or boundaries in Google Earth and want them on a web map or passed to an API? Convert KML to standards-compliant GeoJSON (RFC 7946) in WGS 84 with attributes preserved in the properties object — ready for Leaflet, Mapbox or any spatial database.
Format converter
FAQ
Upload the KML file in the tool above and a summary of its contents appears (points/lines/polygons and attributes). Pick the coordinate system if the file carries none, then hit “Convert & download” — the GeoJSON file saves straight to your device.
All formats and directions (8 formats in and out) live in the full surveying file format converter.