Rear extension drawings for a Victorian terrace in Hanwell W7, London Borough of Ealing

Hanwell · W7 · Ealing

Architectural Drawings in Hanwell W7

Fixed-fee, MCIAT-chartered architectural drawings for Hanwell (W7) homeowners — London Borough of Ealing validation and local constraints handled from the start.

Hanwell (W7) keeps a genuine village feel around its green, with historic buildings on spacious, tree-filled plots giving way to consistent Victorian and Edwardian terraces on the surrounding streets. Rear and loft projects follow the familiar Ealing terrace pattern on most roads, but the conservation-area picture is more layered than it first looks.

The Hanwell Village Green conservation area protects the older core, while the St Mark's Church and Canal area runs along the Brent and the Grand Union Canal to the south. We establish which context a Hanwell property sits in — ordinary terrace, protected village core or canal-side setting — before drawing to the borough's guidance.

Proposed floor plan

Hanwell W7

Hanwell (W7) — planning at a glance

Council: London Borough of Ealing
Postcode district: W7
Planning portal: View the Ealing planning portal
Housing stock: Late-Victorian and Edwardian terraces and semi-detached houses across the district, older historic buildings on spacious plots around the village green, and larger houses in the Golden Manor enclave.
Article 4: London Borough of Ealing does not publish its Article 4 directions to the national planning register, so permitted development rights in Hanwell (W7) 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. The village-green and canal-side conservation areas are the defining local control.
Conservation: Hanwell Village GreenSt Mark's Church and CanalHanwell Cemeteries
Sample streets: Church Road · Boston Road · Golden Manor · Cuckoo Avenue · Green Lane
Local constraints: Hanwell Village Green conservation area protecting the historic buildings, spacious plots and mature trees around the greenSt Mark's Church and Canal conservation area along the River Brent and Grand Union Canal corridor to the southHanwell Cemeteries conservation area on the district's edgeMature trees on several roads and around the green likely to carry Tree Preservation Orders

Planning in Hanwell (W7): what to know before you apply

W7 carries no householder Article 4 direction affecting typical work, so many Hanwell houses retain permitted development rights for rear and loft projects — but the Hanwell Village Green, St Mark's Church and Canal, and Hanwell Cemeteries conservation areas are the exceptions where character, plots and trees are actively protected. 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 Hanwell housing stock

Late-Victorian and Edwardian terraces and semi-detached houses across the district, older historic buildings on spacious plots around the village green, and larger houses in the Golden Manor enclave.

Streets we regularly draw for in Hanwell

Church Road · Boston Road · Golden Manor · Cuckoo Avenue · Green Lane

What W7 is actually built of

Measured from 410 classified residential buildings in W7, not from a description of the area.

Hanwell W7 housing mix

Residential building form across the W7 postcode district, from 410 classified buildings.

Attached on more than one side	47%
Attached on one side	50%
Detached	3%
Median building footprint	60 m²
Addresses per buildingAbove about 2 means flats and maisonettes dominate	1.33
Buildings classified	410

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 Hanwell (W7) 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 Hanwell property in W7, showing the existing and proposed arrangement at scale — A sheet from the architectural drawings package we submit to London Borough of Ealing for Hanwell (W7) properties.

Also in Hanwell W7

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 Hanwell W7 — 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.

Free Fixed Quote

Get your free Hanwell planning assessment

Tell us your Hanwell (W7) address and ambition — we'll confirm feasibility, local constraints and a fixed fee within one working day.