---
title: interiorPolygons
framework: mapkit
role: symbol
role_heading: Instance Property
path: mapkit/mkpolygon/interiorpolygons
---

# interiorPolygons

The array of polygons that nest inside the enclosing polygon.

## Declaration

```swift
var interiorPolygons: [MKPolygon]? { get }
```

## Discussion

Discussion When the screen renders a polygon, the renderer masks the area that any interior polygons occupy so they aren’t part of the polygon.