"CTPP data serves as the foundation for transportation planning and policy analyses performed by state DOTs and metropolitan planning organizations. It serves as the basis for understanding changes in travel patterns as well as changes in socio-economic trends affecting travel. It is a primary source of information for developing travel demand models, as well as for analyses that influence transportation policy. The CTPP 2000 is a resource that all state DOTs and MPOs should use."
Maryland State DOT
The most current information about the value and uses of the CTPP data can be found in the CTPP Status Report.
The Census 2000 long form asks for information on such household and travel characteristics as:
The CTPP summarizes the long form records into tables designed by and for transportation planners. These tables are consistent with tables from previous transportation census packages (1990 CTPP and 1980 UTPP). Local governments worked with the Census Bureau to define traffic analysis zones (TAZs) for the tabulation.
The tables summarize characteristics by:
The tables can be used as is, exported into other analysis programs, or used to generate GIS maps and other forms of data presentation. CTPP helps you present complex data to the general public and decision makers.
CTPP helps you understand current conditions. You can:
CTPP helps you develop tools to examine future conditions. You can: