House
refurbishment
in Marylebone, W1U
Architects, Engineers, Surveyors & Builders Under One Roof.
One Studio. One Contract. One Team.
Independent surveying by our sister practice, Hampstead Chartered Surveyors (RICS Firm No. 923064)For a house refurbishment in Marylebone, coordinate the layout, retained features, services and finishes in one plan. Establish the building's condition and the alterations you want before fixing the scope.
House Refurbishment in Marylebone: What You Need to Know
For a house refurbishment in Marylebone, check the building's listing status and the proposed work before selecting repairs or finishes. Record retained plasterwork, windows and joinery, assess their condition, and agree the appropriate treatment for the building. Projects typically run 16–32 weeks depending on structural scope and approvals.
Elegant village feel with Georgian architecture, Marylebone High Street boutiques, and Regent's Park proximity. Howard de Walden Estate properties. Westminster conservation area. A refurbishment in Marylebone coordinates the layout, mechanical and electrical services and finishes with the condition of the building. The agreed scope determines what is retained, repaired or replaced, including the treatment of original period features.
Our Marylebone refurbishment projects are managed through a single point of contact, coordinating architects, structural engineers, M&E specialists, and specialist subcontractors. We work within Westminster's planning and building control requirements against the agreed scope and programme.
Marylebone is one of London’s most complete Georgian quarters, and refurbishing here is governed less by design ambition than by who holds the freehold. It belongs to the City of Westminster, largely inside the Marylebone Conservation Area, and its terraces sit on the Portman and Howard de Walden estates. Designated in 1967 and later extended, the Portman Estate Conservation Area protects the late-18th and early-19th-century grid that spread from Portman Square through Manchester Square to Baker Street.
That estate structure defines the consent stack. Portman and Howard de Walden houses are refurbished under a programme agreed with Westminster and the estate freeholder, so a clear consent strategy comes first. The Georgian townhouses on the great squares, the estate terraces and the substantial mansion flats are varied in tenure and listing status — Montagu Square and Bryanston Square hold elegant brick runs, Dorset Square a Regency set-piece, and Marylebone High Street the mansion flats and conversions above the shops.
The borough figure the council uses runs £90,000–£475,000 net of VAT, from a lighter refurbishment near the lower bound to a full back-to-brick job at £275,000–£475,000. Freeholder approvals, mansion-flat acoustic upgrades, sash and facade decisions and party-wall coordination then shape where a particular Marylebone project lands.
A townhouse specification tied to retained details
For a Marylebone townhouse or mews home, measure existing doors, skirtings and floor levels before commissioning fitted work. Coordinate the kitchen, bathrooms and heating with the retained fabric, and establish any property-specific estate requirements before the scope is fixed.
House Refurbishment in Marylebone: Applied to the Local Stock
The Harley Street Conservation Area - first designated in 1968 around Portland Place, Harley Street and Wimpole Street, and extended west to Marylebone High Street in 1981 - covers the Howard de Walden Estate's Marylebone grid, with medical uses of international renown in and around Harley Street and Marylebone High Street as its main shopping thoroughfare; it is bounded by the Regent Street, Mayfair, Portman Estate, Regent's Park and East Marylebone conservation areas. The Marylebone Village Area of Special Archaeological Priority lies largely within the Harley Street Conservation Area around the north end of Marylebone High Street, and the strategic view from Primrose Hill to the Palace of Westminster cuts through the conservation area from Park Crescent to Oxford Street.
Sources: Westminster City Council, Harley Street conservation area mini guide (May 2004) (2026)
What a Full House Refurbishment Involves
A full house refurbishment coordinates the building's fabric, services and finishes as one project. The agreed condition and scope determine what is retained, repaired or replaced; not every house needs to be taken back to its structural shell. Rather than patching rooms in isolation, the whole building is brought up to a single standard, so the wiring behind a new kitchen is as sound as the cabinetry in front of it. Most projects we price cover the scope below.
- Strip-out — soft strip back to the structural shell, with condition checks as each layer comes off
- Structural alterations — steels, openings and floor strengthening, engineered and approved before services go in
- Full rewire — new consumer unit, circuits, lighting and data throughout
- Plumbing & heating — replacement pipework, boiler or heat pump, and underfloor heating where specified
- Plastering — walls and ceilings returned to a true, decoration-ready surface
- Kitchens & bathrooms — design, supply and installation, including waterproofing and tiling
- Joinery — doors, skirting, architraves and fitted storage matched to the property’s period
- Decoration — full paint system and final finishes, protected through to handover
How We Run Your Project
Six stages, each closed out before the next begins, so decisions are made on paper rather than mid-build.
- Survey & brief — we measure the building, investigate what is hidden and agree what the finished house must do for you.
- Design & planning — our architects develop the drawings and manage any consents your borough requires.
- Fixed-price contract — a fully itemised specification, priced before work starts rather than estimated during it.
- Strip-out & first fix — demolition, structural work, cabling and pipework, run in the correct order.
- Second fix & finishes — kitchens, bathrooms, joinery, flooring and decoration.
- Snagging & handover — a joint inspection and certification pack, with defects put right before we leave site.
Read the full house refurbishment guide for stage-by-stage detail, specification tiers and cost anatomy.
Building Regulations touch almost every element of a refurbishment — structure, electrics, heating, ventilation and fire safety all need formal sign-off, and we manage building control from submission through to the completion certificate. Where work affects a shared wall, the Party Wall etc. Act 1996 may require notice to your neighbours before structural work begins, and conservation-area or listed status can add consent steps. Our planning guide library explains the rules borough by borough.
Why Hampstead Renovations
We hold £10 million public liability insurance with Aviva; the certificate is available on request.
Transparent Pricing
As a guide, budget £650–£1,250 per square metre for a cosmetic refurbishment that keeps the existing layout, and £2,250–£3,250 per square metre for a back-to-brick renovation, depending on how deep the work goes. A typical whole-house programme runs 16–32 weeks on site, and every project is priced line by line before you commit.
What does a house refurbishment cost in Marylebone?
Cost in Marylebone depends on depth of work. A cosmetic refurbishment that keeps the existing layout runs £650–£1,250/sqm (typically £90,000–£180,000), while a back-to-brick renovation runs £2,250–£3,250/sqm (typically £275,000–£475,000), excluding VAT. A written scope and site assessment are needed before any project price can be fixed.
| Scope of work | Guide rate | Typical total |
|---|---|---|
| Cosmetic — existing layout retained | £650–£1,250/sqm | £90,000–£180,000 |
| Back-to-brick renovation | £2,250–£3,250/sqm | £275,000–£475,000 |
| Typical programme | 16–32 weeks on site | |
Guide rates exclude VAT and are set by depth of work, not by property type. Compare scopes in our London refurbishment cost-per-square-metre guide.
Planning your refurbishment budget?
Use our 2026 London refurbishment cost-per-square-metre guide to compare the owner-confirmed Essential, Premium and Heritage/Luxury guide bands. A written scope and site assessment are still needed before any project price can be fixed.
For a location-specific breakdown, read Full Refurbishment Cost in Marylebone.
House Refurbishment in Marylebone: Questions
What is the biggest constraint on a Marylebone refurbishment?
Establish the property's ownership and management arrangements first. Where an estate or freeholder controls alterations, check its requirements against the actual lease and proposed work. Assess planning, listed-building and party-wall requirements separately alongside access and the condition of the house.
Which conservation areas and estates cover Marylebone?
Marylebone lies in the City of Westminster, much of it within the Marylebone Conservation Area and across the Portman and Howard de Walden estates. The Harley Street Conservation Area — first designated in 1968 around Portland Place, Harley Street and Wimpole Street, and extended west in 1981 — covers the Howard de Walden grid.
What sort of homes make up Marylebone’s refurbishment stock?
Marylebone’s stock — Georgian townhouses on the great squares, estate terraces and mansion flats — is, varied in tenure and listing status, which need checking for each property. Montagu Square and Bryanston Square carry fine brick terraces on the Portman Estate, Dorset Square is a leafy Regency set-piece, and the mansion flats and conversions above Marylebone High Street complete the picture.
How much does a Marylebone house refurbishment cost?
The Westminster published band for a house renovation reads £90,000–£475,000 exclusive of VAT; a cosmetic tier is priced £90,000–£180,000 and, at the top, a back-to-brick renovation £275,000–£475,000. We price a Marylebone scheme precisely once the estate and planning route are agreed.
What drives the cost of a Marylebone refurbishment?
Costs in Marylebone are driven by freeholder approvals, mansion-flat acoustic upgrades, conservation or listed fabric, facade and sash decisions, central W1 access and storage, party walls and service renewal.
Relevant Completed House Refurbishment Projects
Local character & heritage: refurbishing in Marylebone
Marylebone sits in the City of Westminster, and a full refurbishment here means working with elegant Georgian terraces and mansion blocks on the Portman and Howard de Walden estates. Whole-house and whole-flat projects restore the period fabric — brickwork or stucco, sash windows, cornicing and fireplaces — while quietly bringing services, insulation and layout up to modern standards behind the protected exterior.
Because the estate streets are tightly managed and a high proportion are listed, refurbishment here runs on conservation guidance, and Listed Building Consent where it applies, as much as on Building Regulations. We sequence the restoration, structure and services as one fixed-price contract, designed from the period detail outward.
Marylebone heritage & architecture: Conservation areas · Roof developments & conservation · Listed buildings · Renovating a period terrace · Period facades · Facade planning rules
House Refurbishment in Marylebone: Planning & Local Context
Westminster City Council · W1
Planning for house refurbishment in Marylebone
Check the address and proposed work with Westminster. Confirm the conservation-area boundary, any Article 4 direction and whether the building is listed. Listed-building consent may be required for alterations affecting its special interest, including internal work. An Article 4 direction applies to specified properties and types of development; it does not make every refurbishment a planning application. Assess Building Regulations and any lease or estate consent separately.
Westminster City Council context
Check the address and proposed work with Westminster. Confirm the conservation-area boundary, any Article 4 direction and whether the building is listed. Listed-building consent may be required for alterations affecting its special interest, including internal work. An Article 4 direction applies to specified properties and types of development; it does not make every refurbishment a planning application. Assess Building Regulations and any lease or estate consent separately.
Building Regulations
Check which Building Regulations apply to the actual work, including any structural, fire-safety, thermal, ventilation, drainage and electrical requirements. Agree the inspection and certification route before the relevant work begins.
Recent work & local links
Explore our Kitchen Renovation Loft Conversions in Marylebone, or the Marylebone hub · Refurbishment Company in Marylebone.
Planning and building-control submissions follow the address and agreed scope. View our planning track record →
Guides & Local Reading
House Refurbishment in Nearby Areas
More Services in Marylebone
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We survey your property, discuss your vision and provide a clear budget framework.