Broken Arrow celebrated its 100th birthday in 2003. In connection with the celebration the Broken Arrow Historical Society purchased and erected the following Historical Monuments:

Ralph Blane House - 230 E Dallas St

One-time location of the Kentucky Colonel Hotel, South Main Street

Former site of the Haskell State School of Agriculture, near the North Intermediate High School campus on College Street

Sieling Park, between Elm and Date avenues

F S Hurd house, 404 W Broadway Ave

Former site of Elam, an old settlement, south of Florence Street on 140th East Ave

Former site of Weer, another old settlement, 185th East Ave between Tucson and Jasper streets

Former site of Evans, another old settlement, Kenosha street and Evans Road

Site along the former Old Cattle Trail, near Aspen Ave and Florence Street

The City Water Spring, one of the town's original water sources, Tuscon Street and Elm Place at the entrance to Ray Harral Nature Park