Canton Avenue is 630 ft (190 m) long (the hill is about 65 meters long) and is claimed to include a 37% grade 21 ft (6.4 m) feet long. According to the Guinness Book of World Records, Ffordd Pen Llech in Wales is the world's steepest street with a gradient of 37.45%.
In March 2016, the street was the subject of a commercial, featuring freeskier Bene Mayr, snowboarder Heikki Sorsa, downhill mountain biker Aaron Gwin, and racing driver Mattias Ekström for the Audi Quattro A4 automobile.
- "Here: In Beechview". Pittsburgh Post-Gazette. 30 January 2005.
- Kambitsis, Jason (1 December 2010). "The Steepest Road On Earth Takes No Prisoners". Wired.
- Writer, Carla Herreria Senior; Hawaii, HuffPost (28 February 2014). "Hit The Brakes! The 10 Steepest Streets In America". The Huffington Post. Retrieved 10 November 2016.
- "Steepest Streets in the World". WorldAtlas. Retrieved 30 July 2017.
- "Pittsburgh Hills". Western Pennsylvania Wheelmen. Archived from the original on 16 May 2007. Retrieved 2007-08-11.
- An article in the Pittsburgh Press on January 11, 1987 cites information compiled by the Surveys Division and the Snow and Ice Control Program, Dept of Public Works, that Canton Street has a steepness of 37%.
- "Harlech street takes record as steepest in the world". BBC News. 16 July 2019.
- Bene Mayr, Heikki Sorsa, Aaron Gwin, Mattias Ekström (1 March 2016). Audi quattro challenge - The Steepest Street. Pittsburgh, PA. Retrieved 3 July 2017.
- Shumway, John (2 March 2016). "World's Steepest Street Featured In New Audi Commercial". KDKA-TV. Pittsburgh, PA. Retrieved 4 March 2016.
- Blazina, Ed (3 March 2016). "Audi challenges Beechview's world-class-steep Canton Avenue". Pittsburgh Post-Gazette. Pittsburgh, PA. Retrieved 4 March 2016.
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