Living Person
Allegheny_County,_Pennsylvania
is
As of April 20, 2026
1 years old
approximately!
Date of Birth
(2025 ) is
Snake
Year
* Calculated from Wikipedia data.
Accuracy is not guaranteed.
approx.Cosmic Age Calculator
Moon
approx. 18.5 years old
Mercury
approx. 5.8 years old
Venus
approx. 2.3 years old
Mars
approx. 0.7 years old
Jupiter
approx. 0.1 years old
Saturn
approx. 0 years old
* Calculated based on each planet's orbital period.
Allegheny County, Pennsylvania | |
|---|---|
.jpg) | |
 Flag  Seal  Logo | |
 Location within the U.S. state of Pennsylvania | |
 Interactive map of Allegheny County, Pennsylvania | |
| Coordinates: 40°26′08″N 80°01′28″W / 40.4356°N 80.0244°W | |
| Country |  United States |
| State |  Pennsylvania |
| Founded | September 24, 1788 |
| Named after | Allegheny River |
| Seat | Pittsburgh |
| Largest city | Pittsburgh |
| Area | |
• Total | 745 sq mi (1,930 km) |
| • Land | 730 sq mi (1,900 km) |
| • Water | 14 sq mi (36 km) 1.9% |
| Population (2020) | |
• Total | 1,250,578 |
• Estimate (2025) | 1,225,035  |
| • Density | 1,700/sq mi (660/km) |
| Time zone | UTC−5 (Eastern) |
| • Summer (DST) | UTC−4 (EDT) |
| Congressional districts | 12th, 17th |
| Website | alleghenycounty.us |
| Designated | December 30, 1982 |
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