Loft Conversion Specialists in Hampstead
Loft conversion in Hampstead NW3, where roofs sit under conservation control and Buildaway confirms what is consentable before committing to a design.
Your Local Loft Conversion
Specialists in Hampstead
Searching for loft conversion specialists in Hampstead (NW3)? Buildaway works across
NW3 - the period houses of Hampstead Village, Church Row and Flask Walk, the homes
bordering Hampstead Heath and Kenwood House, and the properties around South End
Green, Belsize Park and Whitestone Pond.
Loft conversion in Hampstead runs straight into conservation control, so Buildaway
confirms what is consentable before committing to a design. NW3 roofs are highly
visible and heavily protected; a scheme drawn without checking the planning position
is a scheme that gets refused. Buildaway establishes the constraints, then delivers
with the structural care and planning rigour those properties demand - steels,
stairs, insulation, glazing and finish under one NW3 contract.
Our Loft Conversion Packages in Hampstead
Velux Conversion
Ideal for cost-effective space addition. Includes structural survey, Velux roof windows, staircase installation, insulation to building regs, plastering, electrics and lighting, flooring, building regulation approval.
Dormer Conversion (Most Popular)
Complete loft transformation. Includes structural assessment, dormer construction, steelwork, staircase fitting, full insulation, plastering, electrics upgrade, flooring, heating, building regulation approval, waste removal.
Hip-to-Gable or Mansard Conversion
For those seeking maximum space. Includes architectural design, full structural alterations, steelwork, bespoke staircase, en-suite bathroom option, planning and building regulation handling, full project management.
Why Hampstead Homeowners Choose Buildaway
Local expert teams with deep knowledge of NW3 and surrounding North London areas
Based in your area with local expertise and reputation.
Tailored loft designs for Georgian townhouses, elegant mansions, and premium apartments
We handle everything so you don't have to worry.
Transparent and honest pricing with no hidden fees or unexpected charges.
Clear upfront pricing with no surprises along the way.
Hassle-free project management from concept to completion
Meticulous craftsmanship in every aspect of your loft.
Proven reputation with successful projects near Hampstead High Street, Hampstead Heath, and Frognal
Professional consultation and detailed quotes at no cost.
What's Included in Your Loft Conversion
Every Buildaway loft conversion includes all the essentials from structure to finish.
Dormer, L-shaped, hip-to-gable and Velux conversions
Expertly built to match your property type, maximise head height, and flood your new space with natural light.
Structural works and steel installation
All reinforcements and load-bearing elements installed to regulation, ensuring long-term strength and compliance.
New staircase installation and floor construction
Safe, stylish staircases built to code with solid floors that integrate seamlessly with the rest of your home.
Insulation, ventilation and roofing upgrades
Energy efficiency and climate control built in for comfort all year round.
Electrical work, plumbing and heating
All new electrics, radiators, lighting and en-suite plumbing fully managed and installed.
Rooflights, skylights and windows
Brighten the space with high-quality glazing and natural light solutions.
Latest Loft Conversion Insights
We publish detailed loft conversion guides and cost insights for homeowners across Hampstead and surrounding areas, helping customers plan projects with clarity before starting work.
Loft Conversion Cost in Hampstead
A local cost guide written specifically for Hampstead homeowners, with real figures for the area.
Loft Conversion Costs in London 2026
What a dormer, hip-to-gable or mansard conversion really costs in London, and what drives the number.
Extension vs Loft Conversion: Which Adds More Value?
Comparing the cost, disruption and resale return of going up versus going out.
What Our Clients Say
Real reviews from our satisfied customers.
“We’ve had a genuinely fantastic experience with Buildaway. Cormac was ultra responsive and excellent at communicating with us throughout our project. The quality of the work was excellent - so much so, that we extended our project by adding a range of other building renovations to our original ask, each completed with care and precision…”
Kiran Collier
“I am extremely impressed, happy and proud of what he and his team of Archie, Ben and Danny delivered. They all went beyond and far, I am very grateful for what they have done for me. I would 100% recommend Buildaway for any building, renovation etc - an excellent team with a good rapport, team spirit and working harmoniously together. Thank you Team Buildaway…”
Betty Lwanga
“It was an absolute pleasure working with Cormac and the Buildaway team. Greg is an absolute star. Cormac’s communication and advice was excellent, and the organisation and sourcing of additional materials was brilliant. A truly great team, I would thoroughly recommend Buildaway if you are after a stress free and top quality renovation.”
Sim Lewis
“The quality of the work, their high standards, and their professionalism, along with effective and proactive communication made a refreshing change from the builders I have used in the past. Even when we changed our minds and ideas during the job Cormac’s patience and support emphasised that he wanted to make sure that the finished product was exactly what we wanted…”
Michael Marks
“From my first contact with Cormac, I was in good hands. His team turned my vision into reality, communicating with me every step of the way and offered helpful suggestions which turned my bathroom into an oasis. I could not be happier and would highly recommend their services. Thank you to the team of Buildaway Construction Ltd…”
Jackie Brown
“They were also very professional day to day - always tidy, and cleaned up really thoroughly when taking away all rubbish at the end. They stuck to the agreed timelines, and pricing was transparent throughout, with clear communication on any issues as they arose. Overall, I’m really pleased with the result and felt I could trust them throughout. I wouldn’t hesitate to recommend them…”
Sean Kelleher
Frequently Asked Questions
Your questions about loft conversions in Hampstead, answered.
How much does a loft conversion cost in Hampstead?
Loft costs in Hampstead depend on the scheme far more than the floor area. Across NW3, expect roughly £27,000–£37,000+ for a rooflight conversion, £37,000–£57,000+ for a rear dormer and £51,000–£67,000++ for a mansard or hip-to-gable. Structure, stair position and access drive the number. Buildaway itemises all of it before you commit.
How long does a loft conversion take in Hampstead?
Six to ten weeks is realistic for Hampstead, depending on scheme. The build is predictable; the approvals are what vary. Buildaway handles party-wall, Building Control and Camden Council consent in parallel with design so the NW3 programme holds.
Do I need planning permission for a loft conversion in Hampstead?
It depends on your NW3 property. Permitted development covers a good number of Hampstead rear dormers, but conservation areas around Hampstead Village and Belsize Park and listed buildings need full Camden Council consent - and flats have no permitted development rights at all. Buildaway confirms what is achievable first, so we do not design a scheme that gets refused.
What types of loft conversion do you offer in Hampstead?
We handle Velux, dormer, hip-to-gable and mansard schemes throughout Hampstead. End-of-terrace homes around Hampstead Village and Belsize Park often suit a hip-to-gable that transforms the floorplan; mid-terrace NW3 property usually points to a rear dormer. Buildaway advises from survey rather than from a brochure.
Do Buildaway handle both design and construction for Hampstead lofts?
Yes - design, consents and construction under one Buildaway contract in Hampstead. Splitting those across separate firms is where NW3 loft projects usually go wrong, because the gaps between them are exactly where cost and delay live.
Are your loft specialists local to Hampstead?
Yes. Buildaway works across Hampstead and the surrounding NW3 streets regularly, so we know the roof profiles around Hampstead Village and Belsize Park and what Camden Council has accepted nearby. That precedent matters: knowing what got consented on the next street is often the difference between approval and refusal.
We build in Hampstead and surrounding areas
Our team has extensive experience working on properties across North London.
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We Serve Hampstead and Surrounding Areas
Find us in the heart of Hampstead. We are proud to serve our local community.
Nearby Areas We Serve
Below are some of the local areas where you can find Buildaway transforming homes.
Ready to Transform Your Loft in Hampstead?
Buildaway consistently delivers lofts in Hampstead that blend timeless style with modern functionality, designed to complement the area's prestigious homes.