The increase in the population of older adults who are ambulatory but are eligible to use paratransit has increased the demand for paratransit service delivery. This growth has, in turn, led some transit agencies to move away from standard one-vehicle type fleets in favor of a mixed fleet incorporating smaller accessible vehicles and non-accessible vehicles (generally sedans). TCRP Synthesis 174: Paratransit Fleet Configurations , from TRB’s Transit Cooperative Research Program, focuses on the different …