Rear extension drawings for an Edwardian villa in Ealing Broadway W5, London Borough of Ealing

Ealing Broadway · W5 · Ealing

Architectural Drawings in Ealing Broadway W5

Fixed-fee, MCIAT-chartered architectural drawings for Ealing Broadway (W5) homeowners — London Borough of Ealing validation and local constraints handled from the start.

Ealing Broadway (W5) is the heart of 'Queen of the Suburbs' Ealing, and the housing reflects it — substantial Victorian and Edwardian villas climbing the hill north of the Broadway, with mansion flats and larger subdivided houses nearer the station. The scale of these plots means loft conversions, rear extensions and outbuildings are common, but so is the conservation-area control that shapes them.

Three conservation areas meet across the district: Mount Park on the higher ground to the north, Ealing Common to the east and Ealing Green to the south. Which one a property falls in changes what is achievable on the roof and front elevation, so we establish the boundary and the borough's guidance before recommending a permitted-development or full-application route.

Proposed floor plan

Ealing Broadway W5

Ealing Broadway (W5) — planning at a glance

Council: London Borough of Ealing
Postcode district: W5
Planning portal: View the Ealing planning portal
Housing stock: Large late-Victorian and Edwardian villas and semi-detached houses on the hill north of the Broadway, many on generous plots, alongside Edwardian mansion flats and subdivided family houses closer to the station.
Article 4: London Borough of Ealing does not publish its Article 4 directions to the national planning register, so permitted development rights in Ealing Broadway (W5) can’t be confirmed from open data alone — we check the direction schedule with the council before recommending a route, as part of the fixed fee. Overlapping conservation-area boundaries are the main constraint here.
Conservation: Mount ParkEaling CommonEaling Green
Sample streets: Mount Park Road · Castlebar Road · The Mall · Grange Road · Uxbridge Road
Local constraints: Mount Park conservation area covering the higher ground north of the Broadway, with tight control over rooflines, materials and front elevationsEaling Common and Ealing Green conservation areas along the southern and eastern edges of the districtLarge detached and semi-detached plots where side and rear extensions are assessed against neighbouring garden and building linesMature street trees on several of the villa roads carrying Tree Preservation Orders

Planning in Ealing Broadway (W5): what to know before you apply

W5 carries no borough-wide Article 4 direction affecting typical householder work, so many Ealing Broadway houses retain permitted development rights for rear and loft projects — but the Mount Park, Ealing Common and Ealing Green conservation areas are the significant exceptions, and the generous villa plots mean extensions are judged closely against neighbouring building and garden lines. London Borough of Ealing does not publish an Article 4 schedule to the national open-data register, so we verify the current position with the council before advising.

Typical Ealing Broadway housing stock

Large late-Victorian and Edwardian villas and semi-detached houses on the hill north of the Broadway, many on generous plots, alongside Edwardian mansion flats and subdivided family houses closer to the station.

Streets we regularly draw for in Ealing Broadway

Mount Park Road · Castlebar Road · The Mall · Grange Road · Uxbridge Road

What W5 is actually built of

Measured from 461 classified residential buildings in W5, not from a description of the area.

Ealing Broadway W5 housing mix

Residential building form across the W5 postcode district, from 461 classified buildings.

Attached on more than one side	45%
Attached on one side	42%
Detached	12%
Median building footprint	71 m²
Addresses per buildingAbove about 2 means flats and maisonettes dominate	1.79
Buildings classified	461

Source: Ordnance Survey National Geographic Database (derived statistics). Contains OS data © Crown copyright and database right 2026. Contains Royal Mail data © Royal Mail copyright and database right 2026. Extracted 2026-08-17.

Architectural Drawings for Ealing Broadway (W5) homes: the package and the process

The full architectural package has to serve three audiences that want different things from the same building. Planning officers want context, massing and materials; Building Control wants construction, insulation and fire strategy; your builder wants dimensions precise enough to price and set out from. One coordinated model behind all three keeps them agreeing with each other.

That coordination is the part clients notice later. When the planning set and the construction set are drawn from separate sources, the discrepancies surface on site — a beam that will not fit the approved roof line, a window head that has moved. We issue numbered, revision-controlled sheets so everyone is building from the same version.

Building form also sets how much design work there is to do. A detached house can usually take an addition on its own terms, while a terrace has to negotiate two party walls, a shared roof line and a neighbour's windows — the same brief, several times the coordination.

What do architectural drawings include?

A complete architectural package carries your project from idea to buildable detail, so builders quote accurately and councils and Building Control approve confidently.

Concept and feasibility sketches
Planning drawings for the local authority
Building regulations drawings with construction detail
Structural drawings and calculations
Schedules, specifications and material annotations

Architect or architectural technologist — which do I need in London?

For residential planning and building regulations work, an MCIAT-chartered technologist produces the same council-accepted drawings with the same professional accountability as an architect, typically at a lower fee. Councils do not score applications by the author's job title — they score the drawings. The table below compares the two on the factors homeowners actually care about.

What are the stages of an architectural drawing package?

A full architectural package moves through clear stages, each producing drawings you own and can act on. You can stop at any stage — many homeowners take a project to planning approval first, then commission the technical package once they are ready to build.

Concept and feasibility

Sketch options that test what your budget, plot and borough will allow, so you commit to a direction before detailed drawing begins.

Planning drawings

The scaled existing and proposed set your council assesses — floor plans, elevations, sections and site plans formatted to the borough's validation checklist.

Building regulations drawings

The construction-level package: sections, junction details, structural calculations and thermal and fire specification for Building Control.

Construction detail

The final layer of detail and schedules your builder prices and works from on site.

Chartered architectural technologist vs traditional architect for a London home project
Factor	Architectural Technologist	Architect
Council-accepted drawings	Yes	Yes
Typical fee	~30% lower	Higher
Structural coordination	In-house	Often outsourced
Typical drawing turnaround	~7 days	Several weeks
Best for	Extensions, lofts, conversions	Bespoke new-build design

Sheet from a architectural drawings package drawn for a Ealing Broadway property in W5, showing the existing and proposed arrangement at scale — A sheet from the architectural drawings package we submit to London Borough of Ealing for Ealing Broadway (W5) properties.

Also in Ealing Broadway W5

Planning Permission Planning Drawings Building Regulations Drawings Loft Conversion Drawings House Extension Drawings Architectural Drawings across Ealing Architectural Drawings across London

FAQ

Architectural Drawings in Ealing Broadway W5 — FAQs

Are architectural drawings the same as planning drawings?+

Planning drawings are a subset of the architectural package — the drawings used specifically for a planning application. The architectural drawings also include building regulations and construction detail.

Will a technologist's drawings be accepted by my council?+

Yes. MCIAT-chartered technologists are a recognised professional body and their drawings are routinely accepted and approved by every London borough.

Can you take my project all the way to construction?+

Yes — from feasibility through planning, building regulations and structural detail, to a set your builder can price and build from.

Do I own the architectural drawings you produce?+

Yes. The drawings are yours to use, and any competent builder can price and build from them — you are never locked into a single contractor by the drawing package.

Can I commission just the planning stage for now?+

Yes. Many homeowners take a project to planning approval first and add the building regulations and construction package later. We stage the fee to match, so you only pay for the stage you need.

Do I need planning permission for a rear extension in Ealing?+

Many Ealing semis and terraces keep permitted development rights for a single-storey rear extension, so a full application isn't always needed. But the borough-wide Article 4 direction on HMO conversions, and conservation areas such as Bedford Park and Pitshanger, remove or restrict those rights in places. We check your address against the designations first and, where it qualifies, confirm permitted development with a Lawful Development Certificate.

What extra control applies in Bedford Park?+

Bedford Park is one of West London's most tightly controlled conservation areas, with detailed control over materials, rooflines, windows and front elevations. A standard permitted-development dormer or cladding change usually won't apply; instead we design to the area's Arts-and-Crafts character and prepare a full householder application with the elevations and materials the council expects — the reliable route to approval there.

How long does Ealing Council take to decide a householder application?+

Ealing determines most householder applications within the statutory eight-week period once they are validated. The commonest cause of delay is a validation query over missing or inconsistent drawings, so we prepare Ealing submissions to the council's validation checklist — correctly scaled existing and proposed plans, elevations and a location plan — to avoid that back-and-forth.

Can you help with a loft conversion on a 1930s Ealing semi?+

Yes. Ealing's Metro-land semis in Perivale, Greenford and Northolt suit hip-to-gable and dormer loft conversions, which frequently qualify as permitted development on semi-detached homes within the volume limits. We confirm eligibility against those limits and any Article 4 or conservation constraint, then produce the planning and building-regulations drawings.

How much do planning drawings cost in Ealing?+

We work to a fixed fee agreed before we start, typically around 30% below an architect's charge for the same council-accepted drawings, with free redraws until Ealing grants approval. The exact figure depends on the project — a single-storey rear extension differs from a double-storey or a loft — so we quote once we understand your scheme rather than on an open-ended hourly basis.

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