Delaware is around the same size as Grand Canyon National Park.

Grand Canyon National Park is approximately 4,863 km² (1,878 sq mi), while Delaware is approximately 5,060 sq km, making Delaware 4% larger than Grand Canyon National Park.
Tip: This to-scale comparison of Grand Canyon National Park vs. Delaware uses the Mercator projection, which distorts the size of regions near the poles.
Our free app, MapSize by MyLifeElsewhere — compare any two places, to scale on your mobile device.