Alnwick Castle

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Alnwick Castle
Photo: Unknown authorUnknown author / Wikimedia Commons — Public domain

Alnwick Castle is a Medieval castle in Alnwick, Northumberland, England, and a filming location for Harry Potter and the Philosopher's Stone (2001), Downton Abbey (2010-2015) and Transformers: The Last Knight (2017) among other productions. Built in 1096, it was designed by Anthony Salvin, and is Grade I listed. It is owned by Duke of Northumberland (Percy family).

Location: Alnwick Castle, Alnwick, Northumberland NE66 1NQ, Alnwick, Northumberland, England

Verified facts

  • Located in Alnwick, Alnwick
    confidence 80/100 · 6 independent sources · SRC-0487, SRC-0488, SRC-0489, SRC-3807, SRC-5342, SRC-8802
  • Designed by Anthony Salvin
    confidence 75/100 · 3 independent sources · SRC-0487, SRC-0488, SRC-3022
  • Built in 1096
    confidence 80/100 · 6 independent sources · SRC-0487, SRC-3807, SRC-5343, SRC-5344, SRC-8803, SRC-9144
  • Architectural style: Medieval
    confidence 75/100 · 3 independent sources · SRC-0487, SRC-0489, SRC-3022
  • Historic designation: Grade I listed
    confidence 80/100 · 4 independent sources · SRC-0487, SRC-3867, SRC-5345, SRC-8802
  • Appeared in Harry Potter and the Philosopher's Stone (movie, 2001)
    confidence 90/100 · 7 independent sources · SRC-0490, SRC-0489, SRC-0487, SRC-4319, SRC-4207, SRC-8306, SRC-8307
  • Owned by Duke of Northumberland (Percy family)
    confidence 95/100 · 9 independent sources · SRC-0488, SRC-0489, SRC-0487, SRC-3663, SRC-3807, SRC-6060, SRC-5343, SRC-5344, SRC-9145, SRC-10142
  • Appeared in Downton Abbey (tv, 2010-2015)
    confidence 80/100 · 12 independent sources · SRC-3847, SRC-0487, SRC-4320, SRC-7178, SRC-8301, SRC-8302, SRC-2778, SRC-9150, SRC-9660, SRC-4319, SRC-4207, SRC-4321
  • Appeared in Transformers: The Last Knight (movie, 2017)
    confidence 80/100 · 6 independent sources · SRC-3848, SRC-0487, SRC-7179, SRC-7180, SRC-8821, SRC-9151
  • Appeared in Harry Potter and the Chamber of Secrets (movie, 2002)
    confidence 70/100 · 2 independent sources · SRC-0490, SRC-4207
  • Appeared in Mary, Queen of Scots (movie, 1971)
    confidence 75/100 · 3 independent sources · SRC-0810, SRC-10276, SRC-14122

Evidence & sources

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.

Plan Your Visit

Hours: 2026 season 27 Mar - 22 Oct. Grounds daily 10am-5pm (last admission 3:45pm; until 5:30pm in Jul/Aug); State Rooms from 10:30am.

Admission: Online (10% off, incl. annual pass): adult £22, concession £17.90, child (5-16) £11.60, family £64.20, under 5 free. Gate: adult £24.45, child £12.90. HHA members free.

Book tickets ›Official site ›

🗺️ View on map

Frequently asked questions

Where was Downton Abbey filmed?

Alnwick Castle, in Alnwick, Northumberland, is a real-world filming location used for Downton Abbey. This property has also appeared on screen in Harry Potter and the Chamber of Secrets, Harry Potter and the Philosopher's Stone, Mary, Queen of Scots, Transformers: The Last Knight.

Where was Harry Potter and the Chamber of Secrets filmed?

Alnwick Castle, in Alnwick, Northumberland, is a real-world filming location used for Harry Potter and the Chamber of Secrets. This property has also appeared on screen in Downton Abbey, Harry Potter and the Philosopher's Stone, Mary, Queen of Scots, Transformers: The Last Knight.

Where was Harry Potter and the Philosopher's Stone filmed?

Alnwick Castle, in Alnwick, Northumberland, is a real-world filming location used for Harry Potter and the Philosopher's Stone. This property has also appeared on screen in Downton Abbey, Harry Potter and the Chamber of Secrets, Mary, Queen of Scots, Transformers: The Last Knight.

Where was Mary, Queen of Scots filmed?

Alnwick Castle, in Alnwick, Northumberland, is a real-world filming location used for Mary, Queen of Scots. This property has also appeared on screen in Downton Abbey, Harry Potter and the Chamber of Secrets, Harry Potter and the Philosopher's Stone, Transformers: The Last Knight.

Can you visit Alnwick Castle?

Yes — Alnwick Castle is open to the public. Hours: 2026 season 27 Mar - 22 Oct. Grounds daily 10am-5pm (last admission 3:45pm; until 5:30pm in Jul/Aug); State Rooms from 10:30am.. Admission: Online (10% off, incl. annual pass): adult £22, concession £17.90, child (5-16) £11.60, family £64.20, under 5 free. Gate: adult £24.45, child £12.90. HHA members free..

Who designed Alnwick Castle?

Alnwick Castle was designed by Anthony Salvin.

Where is Alnwick Castle located?

Alnwick Castle is located in Alnwick, Northumberland.

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