Devon is a census-designated place (CDP) located in Easttown township in Chester County, Pennsylvania, United States.

[6] According to the U.S. Census Bureau, the CDP has a total area of 0.62 square miles (1.6 km2), all land.

The event is held over ten days in late May and early June.

A small section is in the boundary of Hillside Elementary School in Tredyffrin Township.

[9][11] It has a pavilion with toilets, a picnic area, two soccer fields, a "tot lot" and walking trails.