[3][4] Kindness Creators, an intergenerational daycare located inside of Oak Park Arms, opened on August 29, 2019.

[5][6] The Oak Park Arms was built in 1921 by George Cook and Arthur Lorenz at a cost of $750,000, and opened on April 20, 1922.

[17] Ray Kroc played piano live on the air at WGES's studios in the Oak Park Arms.

[20][21] On October 7, 1950, AM 1490 WOPA began broadcasting, with its studios and transmitter located at the Oak Park Arms.

[22][23] The station continues to broadcast from the Oak Park Arms and is owned by Daniela Wojcik's CSWWII, LLC, holding the call sign WEUR.