Loft conversion cost
in Bayswater.
Bayswater — W2 — north of Hyde Park between Paddington and Notting Hill. Italianate stucco terraces and grand garden squares dominate, with a strong mix of single-family homes and converted flats.
What makes loft work in Bayswater distinct.
Housing: Italianate stucco terraces, four to five storeys, with garden squares like Leinster Square and Princes Square.
Planning: Bayswater Conservation Area covers virtually all of W2. Article 4 applies on key streets.
Applications go to City of Westminster. We submit on your behalf and handle conservation officer correspondence end-to-end.
The five loft types — W2 numbers.
All figures inclusive of design, planning, build, contingency and VAT. The Bayswater multiplier (1.15×) reflects local labour, scaffolding logistics, conservation requirements and finish expectations.
The 2026 London Loft Cost Guide.
Borough-by-borough pricing, a full cost breakdown, PD vs full planning explained, and the seven hidden costs to watch for in Bayswater and beyond.
Send me the guide.
What Bayswater homeowners ask us.
Do I need planning permission for a loft in Bayswater?
Bayswater Conservation Area covers virtually all of W2. Article 4 applies on key streets. Outside conservation areas, most rear-dormer conversions in Bayswater qualify for permitted development (PD) within the 40m³ (terrace) or 50m³ (semi/detached) volume limits. Mansards always need full planning. We check your specific address before quoting and submit the application on your behalf.
Are Bayswater stucco terraces good mansard candidates?
Excellent — the parapet-fronted Italianate facade was effectively designed to hide a mansard. Westminster Council's policy on Bayswater mansards is well-established, and well-detailed submissions usually clear planning in 10–14 weeks. Typical budget £180–£260k all-in.
How long does a Bayswater loft conversion take?
Typical timeline: 6–10 weeks for design and planning (longer in conservation areas like much of Bayswater), then 8–14 weeks on site for a standard dormer, 12–18 weeks for an L-shape or hip-to-gable, and 14–20 weeks for a mansard. City of Westminster processes PD-route Lawful Development Certificates in approximately 8 weeks.
What does a loft conversion add to Bayswater property values?
In W2, a well-executed loft conversion typically adds 15–25% to property value — often more in prime postcodes. The ROI is strongest when you add a double bedroom plus en-suite, which is the standard L-shape dormer configuration. Property uplift on a £52k–£253k build commonly exceeds the build cost by 30–60%.
Does 2VP work on Bayswater loft conversions?
Yes — Bayswater is within our core London catchment. Our studio is at 20 Dawes Road in Fulham, 5.5km from Bayswater. We've delivered loft conversions across the W2 postcode and our subcontractor network covers Westminster. Free site visit, fixed-price quote, 10-year HomePro guarantee on the finished work.
Pricing for Bayswater’s neighbours.
Twenty minutes on site in Bayswater.
On us.
Nick Elias RIBA and Vladimir will visit your Bayswater home, walk the loft, check head height, advise on PD vs planning, and give you a realistic budget and programme — even if a loft isn’t right for your house.
One number. Sixty seconds. No callback.
Price your Bayswater loft conversion using the same 2026 rate card we quote real clients with.
Price my Bayswater loft →