Parks & Recreation — Allegheny County, Pennsylvania

Historic & Cultural Sites

270 sites on the National Register of Historic Places.

• 109-115 Wood Street
• Allegheny Cemetery
• Allegheny Commons
• Allegheny County Courthouse and Jail
• Allegheny High School
• Allegheny Observatory
• Allegheny Post Office
• Allegheny River Lock and Dam No. 2
• Allegheny River Lock and Dam No. 3
• Allegheny River Lock and Dam No. 4
• Allegheny Second Ward Industrial Historic District
• Allegheny West Historic District
• Allerdice, Taylor, High School
• Alpha Terrace Historic District
• Armstrong Cork Company
• Armstrong Tunnel
• Arsenal Junior High School
• Baxter High School
• Bayard School
• Bedford School

Source: National Register of Historic Places.

Data provenance: aggregated from town-level sources, county.json. Rebuilt 2026-04-13T15:43:30.127167+00:00; aggregated 2026-04-13T16:08:25.223199+00:00.