Welcome to the City of Thornton Archive's Digital Collections website!
Our mission is to preserve and share the history of The City of Thornton.
Explore our featured collections and exhibits below or use the navigation bar on the left to learn more about the archive and the history of the Thornton community!
Featured Item
Dan Thornton, Jim Castordale, and Joe Chavez at Thornton's 20th anniversary celebration

Black and white photo depicting former Colorado Governor Dan Thornton, former Thornton City Manager Jim Castordale, and former Thornton Mayor Joe…
Featured Collection
Aftermath of the 1981 tornado

Collection of images taken just after 4:00 P.M. on June 6th, 1981 just after a severe tornado touched down in Thornton destroying 87 homes and…