Newmarket GO Station is a train and bus station in the GO Transit network located in the Old Davis Tannery Centre on the north side of Davis Drive East in Newmarket, Ontario, Canada, and is a stop on the Barrie line train service.

It is a little over two kilometres east of the Newmarket Bus Terminal, at Davis Drive West and Eagle Street, which is a terminus for GO Bus, York Region Transit and Viva BRT services.

It also includes the rehabilitation of the parking lot, a new ticket booth with a customer waiting area and improved accessibility features.

At other times, the station is served by GO bus route 68 which operates hourly between Barrie Bus Terminal and Aurora GO station, where passengers can transfer to the all-day weekend train service toward Toronto.

[6] All buses serve the GO station from bus stops on Davis Drive and Main Street.