Convert KML to GEOJSON Online — Free & Fast | AnyConv

KML to GEOJSON Converter

Quickly convert multiple kml files to geojson — free & online.

Drag & drop your files here or click to upload

How to convert KML to GEOJSON online

Follow these simple steps to convert kml files to geojson using AnyConv. It works on all devices — Windows, Mac, Linux, iPhone, Android.

Upload your KML file

Drag & drop your file into the upload area. You can also click to select it manually. Max file size: 100 MB.

Start converting

Hit the “Convert” button to turn your KML into GEOJSON. The process usually takes just a few seconds.

Download your GEOJSON

Once ready, download your converted file instantly. The download link is private and only works on your device.

What is a KML file?

KML (Keyhole Markup Language) is an XML-based format used for representing geographic data in Earth browsers like Google Earth. It describes placemarks, paths, polygons, and other geospatial elements.

KML is widely used in mapping, environmental research, and tourism to display annotated geographic locations. Files can be extended with images, 3D models, and time-based data.

How to open KML files

KML files can be opened with Google Earth, Google Maps, and various GIS software such as QGIS. They are used for geographic data visualization.

Convert KML to GPX, KMZ, or CSV using AnyConv or GIS tools for use across mapping platforms.

Key facts about KML

  • Full name: Keyhole Markup Language
  • Extension: .kml
  • MIME type: application/vnd.google-earth.kml+xml
  • Developed by: Keyhole, Inc. / Google
  • Initial release: 2001

Useful links and resources

What is a GEOJSON file?

GEOJSON is a format for encoding geographic data structures using JSON. It represents features like points, lines, and polygons along with their spatial properties and metadata.

GEOJSON is commonly used in web mapping, APIs, and spatial data visualization due to its simplicity and compatibility with JavaScript and mapping libraries.

How to open GEOJSON files

GEOJSON files can be opened with text editors, QGIS, ArcGIS, and web mapping libraries like Leaflet and Mapbox. They are written in JSON and easily parsed by code.

You can convert GEOJSON to KML, SHP, or CSV using AnyConv or GIS tools for integration with different platforms.

Key facts about GEOJSON

  • Full name: Geographic JSON
  • Extension: .geojson
  • MIME type: application/geo+json
  • Developed by: Open Geospatial Consortium
  • Initial release: 2008

Useful links and resources

Convert from KML

Need to change your KML files to a different format? Below are all the available tools to help you turn KML into the format you need.

Convert to GEOJSON

Want to get a file in GEOJSON format? Choose the original format you’re starting with — AnyConv can quickly convert dozens of file types into GEOJSON.

❓ Frequently Asked Questions

Answers to common questions about converting KML to GEOJSON
  • Do I need to register to convert KML files?
    Not at all! You can convert KML to GEOJSON without signing up or installing anything.
  • Is it safe to convert KML to GEOJSON on AnyConv?
    Absolutely. All KML and GEOJSON files are securely handled and automatically deleted after 1 hour. Nobody can access your data.
  • Will the quality change after converting KML to GEOJSON?
    We do our best to preserve the original quality during KML to GEOJSON conversion. The result is accurate and clean.
  • How long does it take to convert KML to GEOJSON?
    Most conversions from KML to GEOJSON take just a few seconds — even for larger files.
  • Can I upload more than one KML file?
    Yes, batch conversion is supported. You can convert multiple KML files to GEOJSON at once — fast and easy.
  • What browsers support KML to GEOJSON conversion?
    All modern browsers! Chrome, Firefox, Safari, Edge — AnyConv runs online and supports converting KML to GEOJSON on any platform.