---
title: radius
framework: mapkitjs
role: symbol
role_heading: Instance Property
path: mapkitjs/circleoverlay/radius
---

# radius

The circle overlay’s radius, in meters.

## Declaration

```data
get radius(): number;
set radius(radius: number);
```

## See Also

### Defining the circle

- [coordinate](mapkitjs/circleoverlay/coordinate.md)