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 2010 population of over 2.9 million and a forecasted 2040 population of 4.2 million with a 1.4% annual growth rate. The area generates more than 12 million daily trips in 2010 and an expected 19 million trips by 2040.

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