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Loft conversions in SW19, Wimbledon

Loft conversions in Wimbledon (SW19): turn the dusty attic into a bedroom, office or hideaway. Tell us about your roof and up to 3 local builders will quote.

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✅ What your loft conversions covers in SW19 (Wimbledon)

  • A survey of your roof space and structure
  • Velux, dormer, hip-to-gable or mansard options
  • Floor strengthening and insulation
  • Stairs, windows and fire safety
  • Electrics, heating and finishing

💷 Typical loft conversions prices in SW19 (Wimbledon)

Velux (rooflight) conversion£35,000 to £55,000
Dormer loft conversion£55,000 to £85,000
Mansard conversion£70,000 to £110,000
Typical London prices in 2026. A guide only; your quotes will depend on the job.

💬 Questions about loft conversions in Wimbledon

Is my loft suitable in Wimbledon?

Most need about 2.2 metres of head height at the highest point. A builder can check this on a quick visit before you commit to anything.

Do I need planning permission?

Many loft conversions fall under permitted development. Flats, conservation areas and bigger roof changes usually need permission. Ask builders when they quote.

How long will it take?

Often 8 to 12 weeks of building work once approvals are in. Your builder will plan it with you.

📍 Loft conversions covering SW19

SW19 covers Wimbledon in the London Borough of Merton. Enter your full postcode above and we'll send your job to builders who work in SW19 and nearby, like SW20 (Raynes Park), CR4 (Mitcham) and SM4 (Morden).

Want more than loft conversions?

✨ More jobs for builders in SW19