GeoJSON は地理データを JSON で表現する形式です。点・線・面に加え属性も持ち、Web 地図で標準的に使われます。
Typical use: GeoJSON を KML や CSV に変換して他のツールで扱います。
About the GeoJSON format
GeoJSON は地理データを JSON で表現する形式です。点・線・面に属性を添えて記述でき、Web 地図の標準として使われます。
他のツールで使うには KML や CSV への変換が便利です。座標と属性の両方を保ったまま移せます。
Strengths
- ✓ Web 地図でそのまま使える
- ✓ 属性と座標を一体化
- ✓ JSON で扱いやすい
Limitations
- ✗ 大規模データでは重い
- ✗ 投影法の指定が限定的
- Structure
- FeatureCollection JSON
- Types / schema
- Point / LineString / Polygon
- Compatibility
- Leaflet, Mapbox, QGIS, PostGIS
- Best for
- Web maps and data pipelines
Convert GeoJSON to…
3 direct directions plus 3 workflows, sorted A–Z; 🔥 marks popular targets.
Cross-engine workflows
Convert other files to GeoJSON…
Frequently asked questions
What is a GeoJSON file?
GeoJSON is the web-standard format for maps: points, lines and polygons with properties, consumed by every mapping library.
How do I convert GeoJSON files online?
Pick a target format from the "Convert GeoJSON to…" list below, drop your file and hit convert. Everything runs in your browser — no install, no upload, no watermark, no limits.
Is it safe to convert GeoJSON files here?
Yes. Every conversion is performed by your own device inside the browser — files never leave for a server, and the page keeps working even offline.
Which formats can GeoJSON convert to?
This page lists all 6 directions across documents, images, audio, video, spreadsheets and archives — each one is its own free converter page.