1938- Grand opening of the Port Theatre in Port St. Joe.
1956- Work begins on the Glidden Chemical Plant in Port St. Joe.
1968- Architect’s drawings are presented for the new Port St. Joe Jr./Sr. High School.
1973- Charter Exploration and Oil Co. drills an 18,000 feet deep hole seven miles southeast of Port St. Joe, near U.S. 98 searching for oil.
1986- Costin’s Department Store is sold to Lynwood Wynne of Marianna. The store had been in Costin family hands since 1910.