Springfield is a city in Bay County, Florida, United States, east of Panama City. The population was 8,903 at the 2010 census. It is part of the Panama City–Lynn Haven–Panama City Beach Metropolitan Statistical Area. Springfield was incorporated on February 12, 1935.Unlike much of Bay County, Springfield has been mostly left out of the recent real estate boom, possibly due to the large and odoriferous chemical mill and paper plant on the city's waterfront.