Markham is a city in York Region, Ontario, Canada. It is approximately 30 km (19 mi) northeast of Downtown Toronto. In the 2021 Census, Markham had a population of 338,503, which ranked it the largest in York Region, fourth largest in the Greater Toronto Area (GTA), and 16th largest in Canada.
GO Transit is a regional public transit system serving the Greater Golden Horseshoe region of Ontario, Canada. With its hub at Union Station in Toronto, GO Transit's green-and-white trains and buses serve a population of more than seven million across an area over 11,000 square kilometres (4,200 sq mi) stretching from Kitchener in the west to Peterborough in the east, and from Barrie in the north to Niagara Falls in the south. In 2023, the system had a ridership of 56,036,900. GO Transit operates diesel-powered double-decker trains and coach buses, on routes that connect with all local and some long-distance inter-city transit services in its service area.
Stouffville is one of the seven train lines of the GO Transit system in the Greater Toronto Area, Ontario, Canada. Its southern terminus is Union Station in Toronto, and its northern terminus is Old Elm in Whitchurch-Stouffville. There are connections from almost every station to Toronto Transit Commission or York Region Transit bus services.
Milliken GO Station is a GO Transit train station in Toronto, Ontario, Canada. It is located in the neighbourhood of Milliken which is on the city's northern border with Markham.
Centennial GO Station is a train station on the GO Transit Stouffville line in Markham, Ontario, Canada. The station is located directly west of McCowan Road and north of Bullock Drive, near the Markham Centennial Park.
Markham GO Station is a railway station on the GO Transit Stouffville line network located on Markham Main Street North in Markham, Ontario in Canada.
Kennedy GO Station is a GO Transit train station in Toronto, Ontario, Canada. It is a stop on the Stouffville line GO train service, and is directly connected to the adjacent Kennedy subway station which serves Line 2 Bloor–Danforth as well as numerous TTC bus services.
Mount Joy GO Station is a railway station and bus station in the GO Transit network located in the City of Markham, Ontario, Canada. It is located in the community of Mount Joy, north of the old town of Markham, at the intersection of Markham Road and Bur Oak Avenue and is a stop on the Stouffville line train service. It is also the northern terminus of most of the Stouffville line's off-peak train services.
Oakville GO Station is a GO Transit railway station and bus station in Oakville, Ontario, Canada. It is colocated and shares platforms with Via Rail's Oakville railway station.
Pickering GO Station is a train and bus station in the GO Transit network located in Pickering, Ontario, Canada. It is a stop on the Lakeshore East line and was the eastern terminus from 1967 until 1990, when service was extended to Whitby and subsequently to Oshawa.
Durham College Oshawa GO station is a station for commuter rail, passenger rail and regional bus services in Oshawa, Ontario, Canada. It is the terminal station for the Lakeshore East line of GO Transit and serves Via Rail's Corridor service, which travels from Toronto to both Ottawa and Montreal. The bus terminal is served by bus routes of GO Transit and Durham Region Transit.
Viva is the bus rapid transit operations of York Region Transit in York Region, Ontario, Canada. Viva service forms the spine for YRT's local bus service, providing seamless transit service across York Region with connections to northern Toronto.
Richmond Hill Centre Terminal is a York Region Transit, Viva, and GO Transit bus terminal in Richmond Hill, Ontario. Despite its name, the terminal is not located in downtown Richmond Hill, but is situated 4 km to the south at the city's southern limits, bordering Vaughan and Markham, near the connecting road that links the grade-separated Yonge Street and Highway 7 intersection. It opened on September 4, 2005. It is immediately west of the Langstaff GO train station, but is separated by the tracks. A pedestrian bridge over the tracks was opened in March 2008 to connect the bus terminal and the train station. Public washrooms were added to the terminal in December 2012.
Cornell Terminal is a York Region Transit bus terminus on a site immediately south of Markham Stouffville Hospital in Markham, Ontario, Canada. The station opened in September 2022 and includes a passenger pick-up and drop-off area, a public plaza, and future retail space.
MoveOntario 2020 was a 2007 plan proposed by the Government of Ontario that would fund 52 rapid-transit projects throughout the Greater Toronto and Hamilton Area in Ontario, Canada. It was succeeded by The Big Move and GO Transit's Go 2020.
The city of Markham in Ontario, Canada, offers a complex transportation infrastructure. These include airports, highways, public transit, regional roads, municipality-funded roads, and train services.
Downtown Markham is the main downtown of Markham, Ontario, Canada. Currently under development, it is located near the historic Unionville district and serves as the new heart of Markham. Businesses in the district are expected to employ up to 16,000 individuals, and it may house as many as 10,000 residents. The development plans will have a high density of residential, retail, commercial and mixed-use structures. The community is being developed, built and wholly financed by The Remington Group Inc.
Old Elm GO Station is a train and bus station in the GO Transit network located in Whitchurch-Stouffville, Ontario, Canada. Old Elm is the northeastern terminus of train service on the Stouffville line. The original station opened on September 2, 2008 on the north side of Bethesda Road, adjacent to the GO train storage yard. Old Elm was rebuilt further south on the west side of Tenth Line, and opened on October 17, 2023.
Bloomington GO Station is a train and bus station along the GO Transit network, located in the extreme northeast corner of Richmond Hill, Ontario. The station primarily serves the community of Oak Ridges and the town of Whitchurch–Stouffville. It is the northern terminus of the Richmond Hill line train service, which connects to Union Station in Toronto. The station opened to the public on June 28, 2021.
GO Expansion, previously known as GO Regional Express Rail (RER), is a project to improve GO Transit train service by adding all-day, two-way service to the inner portions of the Barrie line, Kitchener line and the Stouffville line, and by increasing frequency of train service on various lines to every 15 minutes or better on five of the corridors. This would be achieved with the electrification of at least part of the Lakeshore East line, Lakeshore West line, Barrie line, Kitchener line and Stouffville line. GO Expansion is one of the Big Move rapid transit projects.
Unionville
GO Transit bus services 
York Region Transit (incl. 
Viva Rapid Transit)
5.6%
