John Street is a four-lane arterial road between Woodbine Avenue and Bayview Avenue, and, due to the presence of Old Thornhill, a two-lane collector road between Bayview and Yonge Street. John Street currently serves to relieve traffic on Steeles Avenue, and Highway 7. John Street also serves as a western extension of 14th Avenue via Alden Road and Esna Park Drive. The combined route is designated York Regional Road 71, which also includes part of Centre Street in the City of Vaughan.