Pierce Transit connects communities with safe, reliable, customer-friendly transit options. Founded in 1979, Pierce Transit i ... s a nationally recognized leader in the public transportation industry. Pierce Transit covers 292 square miles of Pierce County with roughly 70% of the county population. Serving Washington's second largest county, Pierce Transit provides three types of service, Fixed Route, SHUTTLE paratransit and Vanpools that help get passengers where they need to go. read more