How old is the Warner Bros. Harry Potter Studio?

The Studio Tour opened its doors on March 31, 2012. However, the site has been a filming hub since 1994 and an airfield since 1940.

Who built and designed the Studio Tour?

The tour was designed by the Thinkwell Group in close collaboration with the original film crew, including Oscar-winning production designer Stuart Craig, to ensure every detail remained authentic to the movies.

Can I visit the parts of Leavesden Studios still used for film production?

No. The working studio is a separate, secure facility. However, the tour is located right next to the active soundstages where films like *The Batman* and *Wonka* were recently shot.

Were any non-Harry Potter films made at Leavesden after Warner Bros. took over?

Yes. After the 2010 purchase, the studio hosted productions like *Fantastic Beasts*, *Justice League*, *Edge of Tomorrow*, *The Legend of Tarzan*, parts of *The Batman*, and many more.

Are the Studio Tour sets the same ones used in the movies?

Yes. These are the <link linkType="internal" newTab="false" url="" id="jIfNNwxH" shortCodeType="link" relationTo="pages" documentId="68347744c1eca6a0a8109b0c" text="actual sets" uid="www.london-tickets.co.uk.warner-bros-studio-tour-london.harry-potter-sets" lang="en" />, not replicas. They were meticulously preserved and, in some cases, moved a few hundred feet from their original filming positions to create a better flow for visitors.

Has the Studio Tour changed a lot since it first opened?

Yes. While the original core sets remain, major expansions like <link linkType="internal" newTab="false" url="" id="iy9uq5w0" shortCodeType="link" relationTo="pages" documentId="683477d3c1eca6a0a810a17e" text="Platform 9¾" uid="www.london-tickets.co.uk.warner-bros-studio-tour-london.platform-9-and-3-4" lang="en" /> and <link linkType="internal" newTab="false" url="" id="UhsxwU3k" shortCodeType="link" relationTo="pages" documentId="689619d91dac81373aae22b0" text="Gringotts Bank" uid="www.london-tickets.co.uk.warner-bros-studio-tour-london.gringotts-wizarding-bank" lang="en" /> have significantly extended the route and experience.

What happened to the unused or damaged sets after filming ended?

Some were archived, some scrapped, but many were restored or rebuilt for the tour using original blueprints and input from the crew.

Where is the original Harry Potter studio located?

The studios are located at Leavesden in Watford, Hertfordshire, built on the historic site of the former Leavesden Aerodrome aircraft factory.

Were all 8 Harry Potter movies filmed at Leavesden Studios?

Yes, Leavesden served as the primary filming location and base for all eight *Harry Potter* films over a 10-year production span.

How do I visit the historic Harry Potter studio sets?

You can visit the studio stages by <experience type="Popup" tgid="3370" title="booking official Harry Potter London tour tickets in advance" id="I4rdge68" />, as tickets are strictly not sold at the door.

Warner Bros. Studio Tour London History: From WWII Airfield to Hogwarts

Spanning 80 acres in Leavesden, Warner Bros. Studio Tour London transformed from a WWII aircraft factory and airfield into the iconic birthplace of all eight Harry Potter films. Today, it stands as the ultimate destination for fans to walk the stone floors of the Great Hall, step into Diagon Alley, and explore original film sets.

Planning your visit to Leavesden? Experience the history in person with official tour tickets, including optional return transport from central London.

Warner Bros. Studio history timeline

1940: Leavesden Aerodrome opens
The site serves as a factory for Mosquito and Halifax bombers during WWII.
1994: From runway to reels
The abandoned hangars are converted into film stages, hosting GoldenEye.
2000: Harry Potter arrives
Production begins on The Philosopher’s Stone, making Leavesden its permanent home.
2010: A permanent legacy
Warner Bros. officially purchases the site, becoming the first Hollywood studio with a permanent UK base.
March 31, 2012: The magic begins
The Studio Tour officially opens to the public, featuring original sets and props.
2015: The Hogwarts Express pulls in
A massive expansion adds Platform 9¾ and the original steam engine.
2017: Entering the Forbidden Forest
A new permanent expansion opens, featuring Aragog and 19 towering, handcrafted trees.
2019: Gringotts Wizarding Bank
The tour’s largest expansion to date opens, featuring the lavish bank and the Lestrange Vault.
2022: Professor Sprout’s Greenhouse
A new section of the backlot opens, allowing fans to interact with Mandrakes.
Today: A living production hub
While fans tour the magic, blockbuster hits like Barbie and House of the Dragon film next door.

The heart of British filmmaking: Book your Studio visit today

From London: Harry Potter™ Warner Bros. Studio Tour with Return Transport

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From London: Harry Potter™ Warner Bros. Studio Tickets with Train Transfers

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From London: Harry Potter™ Warner Bros. Studio Tour with Day Trip to Oxford

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11 hrs 30 mins

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Warner Bros. Studio history explained

The aviation era (1940–1993)

Before it was a cinematic powerhouse, Leavesden was vital to the British war effort. The massive hangars that now house the Great Hall were originally assembly lines for aircraft. This industrial scale provided the unique ceiling height required for the sprawling, multi-level sets that defined the Harry Potter aesthetic.

The golden era of production (2000–2010)

Leavesden wasn't just a set; it was a home. For over a decade, the cast and crew lived and worked here. Because Warner Bros. owned the space, they didn't have to strike (tear down) sets between films. This allowed the Gryffindor Common Room and Dumbledore’s office to remain standing for ten years, gathering a "lived-in" detail that CGI simply couldn't replicate.

The making of the tour (2012–Present)

When filming wrapped on The Deathly Hallows, the Roman question for the studio was how to preserve the craftsmanship. Instead of archiving props in crates, the studio was reimagined as a walking museum. Since its 2012 opening, it has evolved into a global pilgrimage site, continuously expanding to showcase the evolving art of filmmaking.

Between 2000 and 2010, Leavesden housed the production for all eight Harry Potter movies. If you want to see the authentic costumes, prop workshops, and sets preserved exactly as they were during filming, you can secure Harry Potter studio tour tickets with return transport in advance to guarantee your timed entry.

Construction and architecture of Warner Bros. Studio Tour London

Building the Wizarding World (2000–2010)

The architecture of the Harry Potter sets was a monumental feat of practical movie magic. Led by production designer Stuart Craig, the crew utilised the massive scale of the former aircraft hangars to build permanent, high-ceilinged structures.

The Great Hall: Unlike traditional film sets made of plywood, this was built with a real York stone floor and solid oak tables to withstand the weight of hundreds of actors over a decade.
The Model Room: The crown jewel of the studio's architecture is the 1:24 scale model of Hogwarts. It was built by 86 artists over seven months, using real stone and gravel for texture and over 300 fibre-optic lights to simulate torches.
Materials & methods: The crew pioneered techniques in ageing materials, using plaster and paint to make new wood look like ancient stone or centuries-old castle walls.

Art Department feats

Major expansions: Beyond the ‘boy who lived’

Platform 9¾ (2015)

This expansion allowed fans to board the actual 78-year-old steam locomotive, the Olton Hall, which was used throughout the film series.

Platform 9¾

The Forbidden Forest (2017)

A masterclass in set design, this section used scenic forest lighting and atmospheric effects to bring the outdoor location into the controlled environment of a soundstage.

The Forbidden Forest

Gringotts & seasonal events (2019-Present)

The 2019 addition of the bank showcased the sheer scale of the series' architecture. Today, seasonal events like Hogwarts in the Snow use the original salt-based cinema snow developed for the films.

Gringotts Wizarding Bank

Step into Harry Potter film history

Walk through the iconic soundstages where movie magic was made over two decades.

Instant ticket confirmation & guaranteed entry slots | Hassle-free return transfer options from Central London | Free cancellation up to 24 hours prior

Warner Bros. Studio Tour London today – Why it matters

Today, the studio is far more than a museum; it is a UNESCO-level celebration of British film industry talent. While the Studio Tour preserves the legacy of the Harry Potter franchise, the surrounding Warner Bros. Studios Leavesden remains one of the most advanced filming facilities in the world.

Global significance: It is one of the few places where fans can see the bones of a production. It serves as an educational hub for aspiring filmmakers to study costume design, creature effects, and set engineering.
What to see: Visitors can now explore the Backlot, which features the exterior of 4 Privet Drive and the towering triple-decker Knight Bus.
The legacy: The studio's success paved the way for the UK to become a global leader in high-end television and film production, proving that movie sets are historic artefacts worth saving.

Plan your visit

Frequently asked questions about the Warner Bros. Studio history

A guided tour is highly recommended. Expert guides share behind-the-lens stories about the actors and the technical challenges faced by the crew during the decade of filming.

The golden era of production (2000–2010)

The making of the tour (2012–Present)