Convert DGN to KML

Convert DGN (.dgn) to KML (.kml) online for free. Fast, accurate geospatial format conversion with CRS reprojection.

Ready to convert?

Upload your DGN file and get KML output in seconds.

About DGN

DGN (Design) is a CAD file format used by Bentley MicroStation for 2D and 3D design data. It is common in civil engineering and infrastructure projects.

Extensions: .dgn
Software: MicroStation, QGIS, AutoCAD, GDAL/OGR, Global Mapper
Limitations: Limited to Point, LineString, and Polygon geometries. No custom attributes. Complex element types may not convert.

About KML

Keyhole Markup Language (KML) is an XML-based format for displaying geographic data in Earth browsers like Google Earth. It supports styling, icons, and 3D features.

Extensions: .kml
Software: Google Earth, Google Maps, QGIS, ArcGIS, Cesium
Limitations: Requires WGS 84 (EPSG:4326). Can become very large for complex datasets. Limited attribute handling.

How to Convert DGN to KML

  • Upload your DGN file (.dgn)
  • Review detected layers, features, and coordinate system
  • Select KML as your output format
  • Choose a target coordinate reference system (optional)
  • Click Convert and download your KML file

Frequently Asked Questions

How do I convert DGN to KML?

Upload your DGN file to ConvertGeoData, review the detected data, select KML as the output format, and click Convert. Your converted file will be ready to download in seconds.

Is the DGN to KML conversion free?

Yes! ConvertGeoData offers free conversions for all users. No account required for basic conversions. Sign up for a Pro or Business plan for higher limits.

Can I change the coordinate system during conversion?

Yes. ConvertGeoData automatically detects your source CRS and lets you reproject to any EPSG coordinate reference system during conversion.

What software can open KML files?

KML files can be opened with Google Earth, Google Maps, QGIS, ArcGIS and more.

Does KML support different coordinate systems?

KML requires EPSG:4326. ConvertGeoData automatically reprojects your data to the correct CRS.

Convert DGN to KML Now

No installation required. Works in your browser.

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