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Free 2026 London Planning ReportNew Build Drawings in South Wimbledon SW19

Single-storey rear extension behind a South Wimbledon SW19 Victorian terrace in the London Borough of Merton
South Wimbledon · SW19 · Merton

New Build Drawings in South Wimbledon SW19

Fixed-fee, MCIAT-chartered new build drawings for South Wimbledon (SW19) homeowners — London Borough of Merton validation and local constraints handled from the start.

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South Wimbledon (SW19) is one of Merton's densest Victorian and Edwardian terraced neighbourhoods, and side-return, rear and loft projects are the everyday work here. Because the houses repeat the same footprint street after street, Merton's design expectations for extensions are well understood — meeting them first time is straightforward when the drawings follow the borough's residential extension guidance.

The South Park Gardens and Pelham Road conservation areas sit within otherwise ordinary terraced streets, so whether a house falls inside one of those boundaries changes how dormers, front elevations and materials are assessed. We check a South Wimbledon property against the boundary before recommending a permitted-development or full-application route.

Single-storey rear extension behind a South Wimbledon SW19 Victorian terrace in the London Borough of Merton
Isometric illustration of a South Wimbledon SW19 home new build drawings design
Proposed floor plan
South Wimbledon SW19

Planning in South Wimbledon (SW19): what to know before you apply

SW19 carries no published householder Article 4 direction in South Wimbledon, so many terraces retain permitted development rights for rear and loft work — but the South Park Gardens and Pelham Road conservation areas are the exceptions, and shallow rear gardens constrain extension depth on several streets.

Typical South Wimbledon housing stock

Tightly packed Victorian and Edwardian terraces filling the grid of streets between Wimbledon and Merton, most with modest rear gardens — the classic backdrop for side-return, rear and loft projects.

Streets we regularly draw for in South Wimbledon

Gladstone Road · Graham Road · Herbert Road · Russell Road

New Build Drawings for South Wimbledon (SW19) homes: the package and the process

Every new build drawings we prepare for an South Wimbledon property is drawn to London Borough of Merton’s validation standards and tuned to the SW19 constraints above. Here is what the drawing package covers and how the process runs from first survey to approval.

Designing a new dwelling on an infill or backland plot in London is a longer and more technically demanding journey than an extension or loft conversion — it involves establishing whether the plot can support a new home at all, securing full planning permission against a borough's density, design and amenity policies, and then producing a building regulations and structural package detailed enough to actually build from. DrawingsDirect delivers all of this as one coordinated service: feasibility, full planning drawings, building regulations drawings and structural calculations, produced in-house rather than passed between separate architects, engineers and drafters who each need briefing and coordinating separately.

London infill and backland sites bring specific challenges that a straightforward extension does not: the impact of a new dwelling on neighbouring daylight and sunlight, privacy and overlooking, the character and density of the surrounding streetscape, and access, parking and refuse arrangements for a new independent home. Getting an early, honest read on these issues — before a full application is drawn and submitted — is often the difference between a scheme that is approved and one that is refused and has to be reworked. We assess feasibility and, where useful, prepare pre-application advice before committing to a full drawing set.

Is my plot suitable for a new build in London?

A feasibility assessment looks at plot size and shape, access, existing boundary conditions, relevant planning policy for the borough, and the likely impact of a new dwelling on neighbouring properties before any design work begins. Infill plots — a gap between existing buildings on a street — and backland plots — a garden or yard site behind existing houses, reached by a shared access — each raise different issues: infill schemes are usually judged on how well they match the scale, spacing and character of the street, while backland schemes are judged heavily on overlooking, garden loss for neighbours, and whether the access arrangement is acceptable. A feasibility study gives an honest view of whether a scheme is likely to succeed before you commit to full drawings.

What does pre-application advice add to a new build project?

Pre-application advice is a formal, paid process most London boroughs offer, where planning officers give written feedback on a proposed scheme before a full application is submitted. For a new build — where the principle of development itself is often the main issue, not just the design details — this feedback can be invaluable: it surfaces concerns around density, massing, daylight and sunlight or heritage context early enough to be addressed in the drawings, rather than discovered for the first time as a refusal reason months into a full application. We prepare and submit pre-application enquiries as part of the new build service where it is likely to strengthen the eventual planning application.

New build project stages
StageWhat it establishesTypical fee guide
FeasibilityWhether the plot can support a new dwelling and the likely constraintsQuoted individually, from within the £2,500 new build fee
Pre-application adviceWritten borough feedback on the scheme before a full applicationQuoted individually alongside the planning fee
Full planning drawingsThe complete drawing set submitted for planning permissionFrom £2,500
Building regs and structuralConstruction-ready drawings and calculations for buildingFrom £2,200–£3,850, quoted once planning is settled
FAQ

New Build Drawings in South Wimbledon SW19 — FAQs

How much do new build drawings cost in London?+
New build drawings start from £2,500 for feasibility and a full planning drawing set on a straightforward infill or backland plot, with building regulations and structural drawings quoted separately once the planning design is agreed.
Can any garden or backland plot be built on in London?+
Not necessarily — backland and garden plots are assessed on access, overlooking, loss of garden amenity for neighbours and borough policy, and a feasibility assessment gives an honest early view of whether a scheme is likely to be supported.
Do I need pre-application advice before a full new build application?+
It is not mandatory, but for a new dwelling — where the principle of development is often the main issue — pre-application advice can surface concerns early enough to address them in the design, reducing the risk of refusal.
Do you handle building regulations and structural drawings for a new build, or only planning?+
Both — the full new build service covers planning, building regulations and structural drawings from one in-house team, so the design stays consistent from feasibility through to construction-ready drawings.
How long does a new build project take from feasibility to planning permission?+
This varies with site complexity and whether pre-application advice is sought, but a full planning application is determined within the statutory period the borough applies to the application type, once submitted via the Planning Portal.
Do I need planning permission for an extension in Merton?+
The interwar semis of Raynes Park and Morden often keep permitted development rights for rear extensions and lofts, so a full application isn't always needed. Conservation areas such as Wimbledon Village, Wimbledon Common and the John Innes estate at Merton Park restrict this. We check your street's designation first and can confirm permitted development with a Lawful Development Certificate.
What is special about building at the John Innes estate in Merton Park?+
The John Innes estate is a planned Arts-and-Crafts conservation area with a distinctive character the council protects closely — materials, proportions and rooflines are all controlled. Permitted development is often restricted there, so we design to the estate's character and prepare a full, context-led application, which is the reliable route to approval.
What do Merton's HMO Article 4 directions affect?+
In designated wards, an Article 4 direction removes permitted development for change of use to an HMO (C3 to C4), so a conversion to a house in multiple occupation needs a full application there. It doesn't affect a standard family extension, but if you are considering an HMO we confirm whether the direction covers your address and use before advising.
How long does Merton Council take to decide?+
Merton determines most householder applications within the statutory eight-week period once validated; Wimbledon and Merton Park conservation cases can involve additional consultation. We prepare submissions to the council's validation checklist to avoid the drawing queries that cause most delays.
How much do planning drawings cost in Merton?+
We agree a fixed fee before starting, typically around 30% below an architect's fee for the same council-accepted drawings, with free redraws until Merton approves. A suburban Raynes Park extension and a Wimbledon Village or Merton Park application differ in the evidence required, so we quote once we understand your address and project rather than by the hour.
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