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July 30, 2026Short & citedBlog
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Field Notes • Canada Places

Pittsburgh

Pittsburgh is a city in Allegheny County, Pennsylvania, in the United States, and the county seat.

Updated July 30, 20261 min readCited sources

Pittsburgh is a city in southwestern Pennsylvania, United States, known as the Steel City for its historic role in the steel industry. The city's spelling includes a final 'h', though it was officially spelled 'Pittsburg' from 1891 to 1911.

Name and spelling

The standard modern spelling is Pittsburgh with an 'h' at the end. The U.S. Board on Geographic Names standardized the spelling without the 'h' from 1891 to 1911, but it was restored in 1911. The city was named after British statesman William Pitt.

Geography and government

Pittsburgh is located in Allegheny County, southwestern Pennsylvania, at the confluence of the Allegheny and Monongahela rivers, which form the Ohio River. It was founded in 1758 and incorporated as a city in 1816. It serves as the county seat of Allegheny County.

History and identity

Pittsburgh's industrial growth made it one of the best-known steel-producing cities in the U.S., earning the nickname 'Steel City'. The 2020 census recorded a population of 302,971. The city is home to major professional sports teams including the Steelers (NFL), Pirates (MLB), Penguins (NHL), and Riverhounds SC (soccer).

In short

  • Pittsburgh is in Pennsylvania, United States.
  • Nicknamed Steel City for its steel industry.
  • Spelling with 'h' is standard; was 'Pittsburg' briefly.
  • Population 302,971 (2020 census).
Canadian angle

Pittsburgh is often relevant to Canadian readers because it is a major U.S. city close to Ontario and frequently appears in cross-border travel, sports, trade, and regional news.

Quick questions

What is the correct spelling?
The standard spelling is Pittsburgh with an 'h'.
What is Pittsburgh known for?
It is known as the Steel City for its historic steel industry and its location where three rivers meet.
What is the population?
302,971 as of the 2020 census.

Sources

  1. Wikipedia — https://en.wikipedia.org/wiki/Name_of_Pittsburgh
    Supports: Historical spelling of Pittsburgh/Pittsburg and restoration of the h in 1911.
  2. VisitPITTSBURGH — https://www.visitpittsburgh.com/things-to-do/arts-culture/history/the-pittsburgh-h/
    Supports: Modern spelling with h and historical naming context.
  3. Pennsylvania Department / info-ren.org — http://www.info-ren.org/projects/btul/exhibit/hname.html
    Supports: Spelling history and official restoration of the h.
  4. Wiktionary — https://en.wiktionary.org/wiki/Pittsburgh
    Supports: Pronunciation and identification as a city in Pennsylvania, United States.
  5. Wikipedia — https://en.wikipedia.org/wiki/Pittsburgh
    Supports: Location, population, nickname Steel City, and major sports teams.
  6. Library of Congress — https://www.loc.gov/collections/films-of-westinghouse-works-1904/articles-and-essays/the-westinghouse-world/spelling-pittsburgh/
    Supports: Historical incorporation, industrial significance, and restored spelling.