Scarborough is a district of Toronto, Ontario, Canada. It is situated in the eastern part of the City of Toronto. Its borders are Victoria Park Aven…Scarborough is a district of Toronto, Ontario, Canada. It is situated in the eastern part of the City of Toronto. Its borders are Victoria Park Avenue to the west, Steeles Avenue and the city of Markham to the north, the Rouge River and the city of Pickering to the east, and Lake Ontario and the Scarborough Bluffs to the south. Scarborough was named after the English town of Scarborough, North Yorkshire, inspired by its cliffs.