The Regional Transportation Analysis (RTA) promotes transportation planning both within and among the counties that make up the Tampa Bay Region. The RTA provides a forum for the coordination of proposed transportation improvements - both highway and transit - that span multiple jurisdictions. Another important function of the RTA is that it provides for the development of a powerful, regional travel demand-forecasting model, the Tampa Bay Regional Planning Model.

The RTA study area corresponds with the jurisdiction of Florida Department of Transportation District Seven. The study area had a 2015 population of over 3.0 million and a forecasted 2045 population of 4.3 million with a 1.4% annual growth rate. The area generates more than 12 million daily trips in 2015 and is expecting more than 17 million trips by 2045.

The Tampa Bay RTA is a cooperative planning effort of the following groups: