Map Radius Tool - Draw a Radius on a Map
Draw a clean radius from any coordinate or city, then validate coverage directly on Google Maps Photorealistic 3D. Share the same URL with teammates to sync on search grids, event planning, or broadcast footprints.
Why this radius map?
Enter a radius in meters and instantly see conversions to kilometers, miles, area, and circumference.
Click anywhere on the Google Maps Photorealistic 3D globe to draw a precise radius on the map.
Shareable URLs preserve both the radius and center coordinates for remote teams.
Roadmap: stacked circles, KML / GeoJSON exports, and automatic labels for major cities in-range.
Planning with the radius map
Start with meter-based inputs for precision, then copy the square kilometer output for quick reporting. You can also combine this tool with the distance calculator to estimate travel time from your radius edge.
Need coordinate conversions for the center? Open the coordinate converter in a new tab before sharing your radius link.