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GeoJSON Polygon Example & Generator
mapsCreate valid GeoJSON Polygons. Draw areas and boundaries on the map.
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What is a GeoJSON Polygon?
A Polygon represents an enclosed area. The first and last points must match to close the loop.
Syntax
{
"type": "Feature",
"geometry": {
"type": "Polygon",
"coordinates": [
[
[lng1, lat1],
[lng2, lat2],
[lng3, lat3],
[lng1, lat1]
]
]
},
"properties": {}
}
How to use it
- Click somewhere on the map to start.
- Continue clicking to add points.
- Click any point to add a Label or Info.
- Click 'Finish Polygon' or the first point to close the shape.
- Copy or download the GeoJSON.
Common Use Cases
Defining service areas
Geofencing for apps
Real estate zoning
Political boundaries
Freqently Asked Questions
How do I close the polygon?▼
Click the 'Finish Polygon' button or click the toolbar button when you have at least 3 points.
What if my polygon has holes?▼
This simple tool currently supports single-ring polygons (outer boundary only).
Why use this tool?
- Visual loop closing
- Automatic array nesting
- Validation for 3+ points
- Export as Feature
How was this tool?
Your feedback helps us make it better.
Have further opinions? Email me at hello@everythingbagel.app