Loft Conversion Cost in St John's Wood
Find out how much loft conversion costs in St John's Wood. Accurate local pricing from your trusted St John's Wood specialists.
Typical cost in St John's Wood
£240,000 - £455,000
Local St John's Wood Pricing
Prices based on actual St John's Wood projects completed by our team.
Loft Conversion Price Breakdown in St John's Wood
| Item | Budget | Mid-Range | Premium | Notes |
|---|---|---|---|---|
| Velux/rooflight only | £25,000 | £35,000 | £45,000 | - |
| Rear dormer | £40,000 | £55,000 | £75,000 | - |
| L-shaped dormer | £50,000 | £70,000 | £95,000 | - |
| Hip-to-gable + dormer | £55,000 | £75,000 | £100,000 | - |
| Mansard | £65,000 | £85,000 | £120,000 | - |
| En-suite bathroom | £5,000 | £10,000 | £20,000 | Additional cost |
What Affects Loft Conversion Cost in St John's Wood?
Conversion type
Velux, dormer, hip-to-gable, mansard
Current roof structure
Traditional rafters easier than trusses
En-suite requirement
Adds plumbing and space needs
Staircase location
Space for stairs affects lower floor
Planning permission
Some types need permission
Finish level
Basic vs high-end specifications
✓ Included in Our Quotes
- ✓Structural design and calculations
- ✓Building control application and fees
- ✓All construction work
- ✓Staircase installation
- ✓Electrics and lighting
- ✓Plastering and decoration
- ✓Windows/rooflights
- ✓Insulation to regulations
✗ Not Included (May Be Extra)
- ✗Planning permission (if required)
- ✗Party wall agreements
- ✗En-suite bathroom
- ✗Built-in wardrobes
- ✗Premium flooring
- ✗External scaffolding charges
💡 Money-Saving Tips for Loft Conversion in St John's Wood
A Velux conversion is cheapest if you have good head height
Rear dormers often don't need planning permission - check first
Bundle the bathroom with the conversion for efficiency savings
Standard Velux windows are much cheaper than custom options
Consider built-in storage under the eaves instead of expensive wardrobes
Loft Conversion Cost FAQs for St John's Wood
Find answers to common questions about our services.
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HAMPSTEAD RENOVATIONS - Your trusted property renovation company in Hampstead and refurbishment company in Hampstead
https://www.hampsteadrenovations.co.uk/ | Email: contact@hampsteadrenovations.co.uk