Rear extension to garden on an East Ham E6 Edwardian terrace in Newham

East Ham · E6 · Newham

Rear Extension Drawings in East Ham E6

Fixed-fee, MCIAT-chartered rear extension drawings for East Ham (E6) homeowners — London Borough of Newham validation and local constraints handled from the start.

East Ham (E6) is a district of late-Victorian and Edwardian terraces wrapped around the historic core of St Mary Magdalene church, and its deep rear plots make rear extensions and loft conversions the practical route to more space.

The East Ham Conservation Area plus Newham's borough-wide HMO Article 4 mean we always check whether a property sits inside the designated boundary before recommending permitted development versus a full planning application.

Proposed floor plan

East Ham E6

East Ham (E6) — planning at a glance

Council: London Borough of Newham
Postcode district: E6
Planning portal: View the Newham planning portal
Housing stock: E6 is largely late-Victorian and Edwardian terraced housing built out between the 1890s and 1910s, with the historic core around the medieval church of St Mary Magdalene forming the oldest layer of the district.
Article 4: Newham's borough-wide Article 4 direction removes the permitted-development right to change a family home (C3) into a small HMO (C4), so that conversion needs planning permission everywhere in E6.
Conservation: East Ham Conservation Area
Sample streets: High Street South · Norman Road · Wakefield Street · Barking Road
Local constraints: The East Ham Conservation Area protects the historic core around St Mary Magdalene church and the adjoining nature reserve, restricting alterations near the designated boundaryDense terraced plots limit side-extension width, so most added space comes from rear and loft schemesNewham's borough-wide Article 4 removes HMO conversion permitted-development rightsThe Grade I listed St Mary Magdalene church and its setting add heritage sensitivity to nearby proposals

Planning in East Ham (E6): what to know before you apply

Rear and loft schemes on East Ham's terraces are usually achievable under permitted development or a full application, but properties near the East Ham Conservation Area and the listed church face additional heritage scrutiny. Newham's borough-wide Article 4 means any HMO conversion needs planning permission.

Typical East Ham housing stock

E6 is largely late-Victorian and Edwardian terraced housing built out between the 1890s and 1910s, with the historic core around the medieval church of St Mary Magdalene forming the oldest layer of the district.

Streets we regularly draw for in East Ham

High Street South · Norman Road · Wakefield Street · Barking Road

What E6 is actually built of

Measured from 448 classified residential buildings in E6, not from a description of the area.

East Ham E6 housing mix

Residential building form across the E6 postcode district, from 448 classified buildings.

Attached on more than one side	75%
Attached on one side	24%
Detached	2%
Median building footprint	57 m²
Addresses per buildingAbove about 2 means flats and maisonettes dominate	1.56
Buildings classified	448

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.

Rear Extension Drawings for East Ham (E6) homes: the package and the process

Depth is the number the application turns on, and it has to be measured from the original rear wall of the house rather than from whatever is there now. The drawings carry that dimension, the eaves and ridge heights, the position of any rooflight, and the boundary distances on both sides.

Where the scheme goes beyond the standard allowance and relies on the larger home extension route, the drawings serve a second purpose: they are what the council sends to the neighbours during the consultation. A clear, dimensioned proposed elevation answers the objection about overshadowing before it is made.

Depth is limited by the plot as much as by the rules. A long garden behind a terrace can take the full allowance, while a short one runs out before the rules do — and on a semi or detached house the same depth reads very differently from the boundary.

Do I need planning permission for a rear extension in London?

Many single-storey rear extensions qualify as permitted development, meaning no planning application is needed, provided depth, height and materials stay within set limits. That changes if your property sits in a conservation area or is subject to an Article 4 direction, both of which can remove permitted development rights across a street or borough — in that case a full householder planning application is required regardless of size.

Even where an extension qualifies, most homeowners obtain a Lawful Development Certificate to confirm that status in writing before building — useful for mortgage lenders, buyers and Building Control. We check your property against your borough's constraints before recommending a route.

How deep can a single-storey rear extension go?

Depth is the main constraint on a rear extension, and it depends on your house type and whether you use standard permitted development or the larger home extension scheme.

Permitted development

Standard permitted development allows a single-storey rear extension up to 3 metres deep for terraced and semi-detached houses, or 4 metres for detached houses, generally with eaves height limited to match or stay close to the existing house.

Larger home extension scheme

The prior-approval scheme extends this to 6 metres for terraced and semi-detached houses and 8 metres for detached houses. Your council writes to affected neighbours; if none object within the notification period, approval follows without a full planning application. If an objection is raised, the council assesses the impact on neighbouring light and outlook itself, rather than automatically refusing, so a well-considered design still has a good chance of approval.

Designing the kitchen-diner: rooflights, bi-folds and daylight

Most rear extensions exist to create one open-plan kitchen, dining and living space, so the drawing work focuses on getting light and flow right within the depth you are allowed.

Structural opening sized for bi-fold or sliding doors across most of the rear elevation
Rooflights or a roof lantern positioned to light the centre of the room, away from the shadow line of the main house
Open-plan layout tested against the 45-degree rule, which protects daylight to your neighbours' windows and can limit how close a flank wall or roof comes to the boundary
Floor build-up and threshold detail coordinated so the new floor meets the existing one without a step

Rear extension routes at a glance
Route	When it applies	Typical fee
Permitted development (Lawful Development Certificate)	Depth within 3m (terraced/semi) or 4m (detached), height and materials within PD limits	PD/LDC pack ~£950–£1,450
Larger home extension (prior approval)	Depth up to 6m (terraced/semi) or 8m (detached), with neighbour notification	from £1,100
Full householder planning permission	Extension exceeds PD/larger-home limits, or the property is in a conservation area with an Article 4 direction	Full Planning pack ~£1,600–£2,400
Planning + Building Regulations (structural)	Combined planning and construction-ready pack with structural calculations for the opening and roof	Planning + Building Regs pack ~£2,200–£3,850

Sheet from a rear extension drawings package drawn for a East Ham property in E6, showing the existing and proposed arrangement at scale — A sheet from the rear extension drawings package we submit to London Borough of Newham for East Ham (E6) properties.

Also in East Ham E6

Planning Permission Planning Drawings Architectural Drawings Building Regulations Drawings Loft Conversion Drawings Rear Extension Drawings across Newham Rear Extension Drawings across London

FAQ

Rear Extension Drawings in East Ham E6 — FAQs

How much does a rear extension cost to design in London?+

Rear extension drawings start from £1,100, with the final fee set by the route your extension takes — permitted development, prior approval or full planning — and whether you need building regulations and structural calculations bundled in. The fee is fixed and agreed upfront.

Do I need an architect for a rear extension?+

No. DrawingsDirect is an MCIAT-chartered architectural technologist practice, producing the same council-accepted drawings as an architect for a fixed fee typically around 30% lower.

How long does it take to get rear extension drawings?+

Drawings are typically ready around 7 days from survey. Once submitted, councils have a statutory 8-week period to determine a standard householder planning application.

What is the 45-degree rule?+

It is a daylight test many London councils apply to check that a rear extension does not block too much light to a neighbour's nearest window, measured as a line drawn at 45 degrees from that window. We check it before submission, not after a refusal.

Will I need a Party Wall Agreement for a rear extension?+

Only if your foundations or new walls sit on or near the boundary with a neighbouring property. A straightforward rear extension set within your own plot often does not trigger the Party Wall etc. Act 1996, unlike a Side Return or Wraparound extension, which usually does.

Do I need planning permission for a side-return extension in Newham?+

On the Victorian and Edwardian terraces of East Ham, Forest Gate and Plaistow a single-storey side-return or rear extension can fall within permitted development, so a full application isn't always needed. The Woodgrange Estate and other conservation areas restrict this. We check your street's designation first and can confirm permitted development with a Lawful Development Certificate where it qualifies.

What is special about building on the Woodgrange Estate?+

The Woodgrange Estate at Forest Gate is a planned Victorian conservation area with a distinctive character the council protects closely — front elevations, boundary walls 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 where a standard permitted-development route doesn't apply.

What does Newham's borough-wide HMO Article 4 direction affect?+

Newham applies a borough-wide Article 4 direction removing permitted development rights for change of use to an HMO (C3 to C4), so a conversion to a house in multiple occupation needs a full application anywhere in the borough. It doesn't affect a standard family extension or loft, but we confirm whether it applies to your intended use before advising.

How long does Newham Council take to decide?+

Newham determines most householder applications within the statutory eight-week period once validated; conservation cases can attract additional consultation. The dense terraced streets are party-wall-sensitive, so the commonest delay is a drawing query — we prepare submissions to the council's householder guidance to keep them moving.

How much do planning drawings cost in Newham?+

We agree a fixed fee before starting, usually around 30% below an architect's fee for the same council-accepted drawings, with free redraws until Newham approves. A side-return, a loft and a Woodgrange Estate application differ in complexity, so we quote once we understand your street and project rather than by the hour.

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