Santa Rosa Downtown station (known as Santa Rosa–Railroad Square during planning) is a Sonoma–Marin Area Rail Transit train station in Santa Rosa. It opened to SMART preview service on July 1, 2017; full commuter service commenced on August 25, 2017. It is located west of Wilson Street between 4th and 5th Streets, across the U.S. Route 101 freeway from downtown at the site of the ex-Northwestern Pacific Railroad station building. The station is the focal point of the Railroad Square Historic District, a National Register of Historic Places historic district designated in 1979.
