Warrensville Heights Fireworks Date: July 2, 2017 at Dusk Where: Warrensville Heights High School 4270 Northfield Road Warrensville Heights, Ohio 44128 Click here for the 2017 List of Firework Displays in the Mid Ohio area! Firework Displays for the Richland, Ashland, Knox, Holmes, Wayne, Medina, Stark, Summit, Cuyahoga, Lorain, Erie, Huron, Wyandot, Crawford, Marion, Morrow, Delaware, and Franklin counties.