Hartwood Acres Mansion is a Tudor Revival mansion in Pittsburgh, Pennsylvania, and a filming location for The Pale Blue Eye (2022), 10th & Wolf (2006) and Locke & Key (TV pilot) (2011). 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, Hampton Township
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 - Appeared in The Pale Blue Eye (movie, 2022)
confidence 80/100 · 5 independent sources · SRC-2814, SRC-2818, SRC-7762, SRC-7760, SRC-9877 - Owned by Allegheny County
confidence 90/100 · 4 independent sources · SRC-2814, SRC-2816, SRC-7759, SRC-7760 - Appeared in 10th & Wolf (movie, 2006)
confidence 70/100 · 2 independent sources · SRC-2814, SRC-12801 - Appeared in Locke & Key (TV pilot) (tv, 2011)
confidence 70/100 · 2 independent sources · SRC-2814, SRC-12802 - Historic designation: Pittsburgh History & Landmarks Foundation Historic Landmark
confidence 75/100 · 3 independent sources · SRC-13046, SRC-13047, SRC-2814
Evidence & sources
- SRC-12801 — https://en.wikipedia.org/wiki/10th_%26_Wolf (Tier 1, reference; retrieved June 2026)
- SRC-12802 — https://en.wikipedia.org/wiki/Locke_%26_Key_(TV_pilot) (Tier 1, reference; retrieved June 2026)
- SRC-13046 — https://phlf.org/wp-content/uploads/2007/09/Plaques-1968-2014.pdf (Tier 3, reference; retrieved June 2026)
- SRC-13047 — https://en.wikipedia.org/wiki/List_of_Pittsburgh_History_and_Landmarks_Foundation_Historic (Tier 1, reference; retrieved June 2026)
- 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-2818 — Where was The Pale Blue Eye filmed? – Atlas of Wonders (Tier 3, reference; 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)
- SRC-7762 — ScreenRant: Where Was The Pale Blue Eye Filmed? Filming Locations Explained (Tier 2, article; retrieved June 2026)
- SRC-9877 — House Beautiful: "The Pale Blue Eye" Was Filmed at These Historic Spots in Pennsylvania (Tier 2, journalism; 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.
Frequently asked questions
Where was 10th & Wolf filmed?
Hartwood Acres Mansion, in Pittsburgh, Pennsylvania, is a real-world filming location used for 10th & Wolf. This property has also appeared on screen in Locke & Key, The Pale Blue Eye.
Where was Locke & Key filmed?
Hartwood Acres Mansion, in Pittsburgh, Pennsylvania, is a real-world filming location used for Locke & Key. This property has also appeared on screen in 10th & Wolf, The Pale Blue Eye.
Where was The Pale Blue Eye filmed?
Hartwood Acres Mansion, in Pittsburgh, Pennsylvania, is a real-world filming location used for The Pale Blue Eye. This property has also appeared on screen in 10th & Wolf, Locke & Key.
Who designed Hartwood Acres Mansion?
Hartwood Acres Mansion was designed by Alfred Hopkins.
Where is Hartwood Acres Mansion located?
Hartwood Acres Mansion is located in Pittsburgh, Pennsylvania.