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House extension plans in Salford — a glazed single-storey rear extension on a period home
Salford · House Extension Drawings & Planning

House extension plans in Salford

Single-storey, double-storey, rear and side extension drawings for Salford homes — measured to Salford City Council's design guidance, delivered in days and revised free until your decision, with a free approval-odds check before you commit.

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Householder planning in Salford — the record

Salford City Council granted 90% of the householder planning decisions it made in its latest published year — 3 points above the 87% England-wide householder average. Large parts of Worsley, Boothstown and the north-west sit in Green Belt, where extensions face the openness test rather than ordinary householder policy, which is where a policy-literate drawing pack earns its keep. Its dominant Victorian (1837–1901), Edwardian (1901–1910), interwar (1918–1939) and postwar (1945–1970) housing stock sets the design brief on most streets.

The permitted-development ceilings are fixed: 40m³ of new roof volume for a terraced loft and 50m³ for a semi or detached house under Class B, plus a 3m single-storey rear extension on a terrace or 4m on a detached house under Class A. Salford carries at least one Article 4 direction, and conservation areas including Ellesmere Park, The Cliff and Worsley Village remove those rights outright, so we confirm your exact address before a line is drawn. A validated householder application in Salford is determined against an 8-week statutory target.

Eccles (Victorian suburb wrapping the affluent Ellesmere Park conservation area), Worsley (the historic Worsley Village conservation area on the Bridgewater Canal), Swinton (interwar and postwar semi-detached estates), Monton (Victorian villas around the Monton Green conservation area), Ordsall (Victorian terraces and redeveloped streets near the Quays) and Higher Broughton (Victorian villas and cobbled streets in The Cliff conservation area) — these are the Salford pockets our drawings cover most. Heritage designations here include Ellesmere Park, The Cliff, Worsley Village, Monton Green, The Crescent and Roe Green. Salford City Council weighs each proposal against the Salford Local Plan: Development Management Policies and Designations (adopted 2023) and the Places for Everyone joint Greater Manchester plan, where flood risk along the River Irwell and Salford's brooks pulls sequential and mitigation questions into riverside schemes. Converted period houses and canal-side apartments are common around Broughton and the Quays, and flats carry no householder permitted-development rights.. On roofs the borough is gabled, slate pitched roofs on the terraces and hipped roofs on the interwar semis, over Victorian and Edwardian brick terraces around Ordsall, Pendleton and Weaste, grand Victorian and Edwardian villas in Ellesmere Park and The Cliff, interwar and postwar semi-detached houses across Swinton and Walkden and new-build apartments at Salford Quays and along the Irwell.

Extension plans built around Salford City Council's rules

Salford homes come in a handful of recurring shapes, and each one points to a different extension. The borough is built largely from Victorian and Edwardian brick terraces around Ordsall, Pendleton and Weaste, grand Victorian and Edwardian villas in Ellesmere Park and The Cliff, interwar and postwar semi-detached houses across Swinton and Walkden and new-build apartments at Salford Quays and along the Irwell, so a Victorian terrace usually wants a rear or side-return infill, while an interwar semi has room for a wider single-storey wrap or a two-storey side addition. Salford City Council judges every one of them against the Salford Local Plan: Development Management Policies and Designations (adopted 2023) and the Places for Everyone joint Greater Manchester plan, weighing footprint, height and the impact on the house next door before it looks at the elevations.

That is why the drawings decide the outcome. We set the extension depth against the permitted-development limits precisely, keep the eaves and ridge within the allowances, and plot the 45-degree daylight lines to the neighbours' windows so the case officer can see the amenity test is passed. Large parts of Worsley, Boothstown and the north-west sit in Green Belt, where extensions face the openness test rather than ordinary householder policy, so we design around it from the first sketch rather than discover it at validation.

Salford also protects whole streets — Ellesmere Park, The Cliff, Worsley Village, Monton Green, The Crescent and Roe Green among them. Salford's sixteen conservation areas — Ellesmere Park and The Cliff among them — carry Article 4 directions that remove permitted-development rights on windows, roofs and boundary treatments, so external alterations on these Victorian streets need consent even where an ordinary suburban house would not. On designated land the larger-home extension route and most side extensions stop being permitted development, so we confirm your address against those layers before drawing a line.

Isometric house extension drawing for a Salford home

Do I need planning permission to extend my house in Salford?

Plenty of Salford extensions are permitted development and need no planning application — a single-storey rear extension within the depth and height limits is the common case. You will normally need to apply to Salford City Council if any of these apply:

  • The single-storey rear extension is deeper than 3 metres on a terrace or semi, or 4 metres on a detached house (6m/8m needs prior approval under the larger-home scheme)
  • It is a two-storey or double-storey extension, or the rear extension is higher than 4 metres
  • A side extension is wider than half the original house, or more than one storey
  • Any part projects forward of the principal (front) elevation, or the extension covers more than half the garden
  • Your home is in a conservation area such as Ellesmere Park and The Cliff, where the larger-home route and side extensions are not permitted development
  • An Article 4 direction applies to your street — Salford has several, so this is checked first
  • The property is a flat or maisonette — Part 1 permitted-development rights apply only to houses

Salford extension approval rates — live from council data

Below is Salford City Council's real householder decision record, drawn from official planning statistics and refreshed as new data lands. Salford grants a high share of householder applications, with Green Belt openness to the west and conservation-area character in the Victorian suburbs the main constraints. A complete, policy-literate extension pack anticipates those pressure points before submission, which is why professionally drawn applications are decided faster and refused less often than DIY ones.

Source: MHCLG planning application statistics (householder decisions, England, 1 April 2025 - 31 March 2026). Compare every borough on our London approval-rate league table.

95%householder applications approved in Salford
87%national average — Salford is 8 points above the national average

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Which extensions get approved in Salford

Across Eccles, Worsley and Swinton, the extension that lands most often is the single-storey rear addition — a glazed kitchen-diner across the back of the house, kept within the permitted-development depth or taken to a full application where the ground floor wants more. On the borough's victorian and edwardian brick terraces around ordsall, pendleton and weaste, a side-return infill frequently pairs with it to square off the plan; on wider new-build apartments at salford quays and along the irwell, a two-storey side or rear extension can add a bedroom above without swallowing the garden.

Flood risk along the River Irwell and Salford's brooks pulls sequential and mitigation questions into riverside schemes. We size the extension to the amenity and daylight tests, match the roof and materials to the host house, and keep enough garden to satisfy Salford City Council's space standards — so the scheme answers the borough's questions before an objection can raise them. Where permitted-development rights are used up or removed, we prepare the householder application to the council's extension design guidance instead.

Single-storey rear extension opening onto the garden of a Salford house

House extensions across Salford

We draw extensions on every street in the borough. A few of the neighbourhoods where Salford projects come up most often:

Eccles

Extension drawings for Eccles's Victorian suburb wrapping the affluent Ellesmere Park conservation area — footprint-checked, daylight-tested and drawn to Salford City Council's guidance.

Worsley

Extension drawings for Worsley's the historic Worsley Village conservation area on the Bridgewater Canal — footprint-checked, daylight-tested and drawn to Salford City Council's guidance.

Swinton

Extension drawings for Swinton's interwar and postwar semi-detached estates — footprint-checked, daylight-tested and drawn to Salford City Council's guidance.

Monton

Extension drawings for Monton's Victorian villas around the Monton Green conservation area — footprint-checked, daylight-tested and drawn to Salford City Council's guidance.

Ordsall

Extension drawings for Ordsall's Victorian terraces and redeveloped streets near the Quays — footprint-checked, daylight-tested and drawn to Salford City Council's guidance.

Higher Broughton

Extension drawings for Higher Broughton's Victorian villas and cobbled streets in The Cliff conservation area — footprint-checked, daylight-tested and drawn to Salford City Council's guidance.

Which extension suits your Salford home?

The right extension in Salford depends on your house type and how much garden you can give up. This is how the main options compare on planning route and what they add.

Extension typePermitted development?What it addsWhat Salford City Council checks
Single-storey rearOften, within 3m/4m depth (6m/8m via prior approval)Bigger kitchen-diner across the backDepth, height, neighbour daylight (45°)
Side-return infillSometimes, if within width and height limitsSquares off an L-shaped ground floorWidth vs the original house, glazing to boundary
Two-storey rear/sideNo — full applicationExtra bedroom or bathroom aboveBulk, overlooking, 7m rear-boundary gap
Wraparound (rear + side)No — full applicationWhole-width open-plan ground floorCombined footprint and garden retained

Route depends on your street — conservation areas such as Ellesmere Park and The Cliff and Article 4 directions can remove permitted-development rights.

Four steps to an approved Salford extension

A fixed process built around how Salford City Council validates and decides householder extension applications — most drawings are submission-ready within seven days of survey.

  1. 1

    Free approval check

    Tell us your Salford postcode and house type. We confirm your conservation and Article 4 status, how much permitted-development depth you have left, and score your odds against live Salford City Council decisions.

  2. 2

    Measured survey

    We measure the existing footprint, floor and eaves levels, boundary distances and the neighbours' window positions — the numbers the depth limits and daylight tests depend on.

  3. 3

    Extension design & drawings

    Chartered designers develop the single-storey, two-storey or side extension to your brief, drawn inside the permitted-development limits or to Salford City Council's extension design guidance.

  4. 4

    Submission & follow-through

    We submit the certificate, prior-approval notice or application, manage validation and case-officer queries, and revise the drawings free until Salford City Council issues its decision.

Frequently asked questions

Do I need planning permission to extend my house in Salford?

Not always. A single-storey rear extension up to 3 metres deep on a terrace or semi, or 4 metres on a detached house, and no higher than 4 metres, is usually permitted development. In Salford you will need to apply to Salford City Council for two-storey extensions, side extensions wider than half the house, anything forward of the front wall, deeper rear extensions under the larger-home prior-approval route, and any extension in a conservation area such as Ellesmere Park and The Cliff.

How deep can a single-storey rear extension go in Salford without planning permission?

Standard permitted development allows 3 metres on a terraced or semi-detached house and 4 metres on a detached one. The larger-home extension scheme can double that to 6 or 8 metres, but it needs a prior-approval notification to Salford City Council and a neighbour-consultation period, and it does not apply on designated land such as Salford's conservation areas. We confirm which route your property qualifies for before drawing.

Can I build a double-storey extension in Salford?

Two-storey and double-storey extensions almost always need a full householder application to Salford City Council, because they fall outside permitted development on most homes. The council looks closely at bulk, overlooking of neighbours and the 7-metre gap a two-storey rear extension must keep from the rear boundary. We design to those tests and show the daylight and privacy angles on the drawings.

How long does Salford City Council take to decide an extension application?

A householder planning application in Salford runs to a statutory eight-week target, a larger-home prior-approval notification to around six weeks including the neighbour-consultation period, and a lawful development certificate to eight weeks. Incomplete submissions stall at validation, so we submit a complete pack and manage officer queries to keep the decision on schedule. Salford City Council is the decision-maker.

Will my extension in Salford need building regulations approval as well as planning?

Yes — planning permission and building regulations are separate consents, and almost every extension needs both. Planning governs whether you can build it; building control governs how it is built, covering structure, insulation, drainage and fire safety. We prepare the building-regulations drawings alongside the planning set so Salford City Council's building control or an approved inspector can sign the work off.

How much do extension plans in Salford cost?

Every house and brief is different, so we price each Salford extension individually and send a fixed, no-obligation quote back within one working day. It covers the full drawing pack with free revisions until Salford City Council approves, and we tell you upfront whether your extension qualifies as permitted development. Call 020 7864 7245 to get started.

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