Hartwood Acres Mansion is a Tudor Revival mansion in Pittsburgh, Pennsylvania. Built in 1929, it was designed by Alfred Hopkins. It is owned by Allegheny County.
Location: Hampton Township, Pittsburgh, Pennsylvania, United States
Verified facts
- Located in Hampton Township, Pittsburgh
confidence 80/100 · 4 independent sources · SRC-2814, SRC-2815, SRC-7759, SRC-7760 - Built in 1929
confidence 80/100 · 4 independent sources · SRC-2816, SRC-2815, SRC-7759, SRC-7760 - Architectural style: Tudor Revival
confidence 80/100 · 4 independent sources · SRC-2815, SRC-2817, SRC-7759, SRC-7761 - Designed by Alfred Hopkins
confidence 90/100 · 4 independent sources · SRC-2816, SRC-2814, SRC-7759, SRC-7761 - Owned by Allegheny County (as of 2026-06-05)
confidence 90/100 · 4 independent sources · SRC-2814, SRC-2816, SRC-7759, SRC-7760
Evidence & sources
- SRC-2814 — Hartwood Acres Park – Wikipedia (Tier 2, reference; retrieved June 2026)
- SRC-2815 — Hartwood Mansion – U-S-History.com (Tier 3, reference; retrieved June 2026)
- SRC-2816 — Hartwood Acres Park – Allegheny County Parks Foundation (Tier 2, institutional; retrieved June 2026)
- SRC-2817 — Hartwood Acres Mansion | Visit Pittsburgh (Tier 2, institutional; retrieved June 2026)
- SRC-7759 — Allegheny County (official): Hartwood Acres Park (Tier 1, official; retrieved June 2026)
- SRC-7760 — Pittsburgh Beautiful: Hartwood Acres (Tier 3, blog; retrieved June 2026)
- SRC-7761 — Made In PGH: Hartwood Acres Mansion: Our Own Downton Abbey (Tier 3, blog; retrieved June 2026)
How we verify
Every fact above is independently corroborated by at least two reputable sources and
confidence-scored before publication. Claims that cannot clear that bar are withheld. We show the
street address only for non-residential public landmarks (museums, commercial and civic buildings,
publicly documented filming-location sites); the exact addresses of private residences and any
personal information are structurally barred from publication. Last reviewed June 2026.