Alnwick Castle — featured in Harry Potter and the Philosopher's Stone (2001) [FACT-0473].
Location: Alnwick, Alnwick, Northumberland, England
Verified facts
- Appeared in Harry Potter and the Philosopher's Stone (None) — None, 2001
confidence 75/100 · 3 independent sources · SRC-0490, SRC-0489, SRC-0487
Evidence & sources
- SRC-0487 — Alnwick Castle — Wikipedia (Tier 3, encyclopedia; retrieved June 2026)
- SRC-0489 — Alnwick Castle — Visit Northumberland (Tier 2, tourism_authority; retrieved June 2026)
- SRC-0490 — Harry Potter Castle Location | Hogwarts Castle — Alnwick Castle (official site) (Tier 1, official_site; 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 publish
location only at neighborhood/city granularity — exact street addresses and personal information
are structurally barred from publication. Last reviewed June 2026.