County
Allegheny County
Pennsylvania • United States
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Allegheny County is a county in Pennsylvania, United States. It has a population of about 1,250,578 and an area of 1,929 km². It contains 70 towns, 25 villages, 1 neighborhood, and 1 city with a combined population of about 974,922. The largest are Pittsburgh (304,391), Penn Hills (44,610), and Mount Lebanon (32,730). It was established in 1788. 3 official videos are published about the United States.
- Area
- 1 929 km²
- Established
- 1788
- Official website
- alleghenycounty.us/Home
Referenced in
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Place data from GeoNames, used under CC BY 4.0 and modified for this site.


