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House extension plans in Cleeve St Michael's — a glazed single-storey rear extension on a period home
Cleeve St Michael's · House Extension Drawings & Planning

House extension plans in Cleeve St Michael's

Single-storey, double-storey, rear and side extension drawings for Cleeve St Michael's homes — measured to Tewkesbury Borough 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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Cleeve St Michael's planning decisions and design rules

Tewkesbury Borough Council granted 93% of the householder planning decisions it made in its latest published year — 6 points above the 87% England-wide householder average. Cleeve St Michael's contains the Bishop's Cleeve Conservation Area conservation area (Bishop's Cleeve Conservation Area designated 1979), so materials, fenestration and roof form are assessed against the appraisal, which is where a policy-literate drawing pack earns its keep. Its dominant postwar (1945–1970) housing stock sets the design brief on most streets.

Before permission is required, Class B allows 40m³ of added loft volume on a terrace and 50m³ on a semi or detached house, and Class A allows a 3m single-storey rear extension on a terrace or 4m on a detached house. Cleeve St Michael's carries at least one Article 4 direction, and conservation areas including Bishop's Cleeve Conservation Area remove those rights outright, so we confirm your exact address before a line is drawn. A validated householder application in Cleeve St Michael's is determined against an 8-week statutory target.

Bishop's Cleeve (conservation area designated in 1979) and Bishop's Cleeve (civil parish within Cleeve St Michael's) — these are the Cleeve St Michael's pockets our drawings cover most. Heritage designations here include Bishop's Cleeve Conservation Area. Tewkesbury Borough Council weighs each proposal against Tewkesbury Borough Council's development plan and the design policies it applies to householder applications, where the 2,360 homes here are 22% 1955-1964, 15% 1945-1954, 7% 2000-2008, which is what sets the realistic roof and rear-projection options. On roofs the borough is shallow gabled roofs typical of that period's building and simple gabled and hipped roofs typical of early postwar building, over late-1950s and early-1960s houses (22% of 2,360 homes), early postwar houses (15%) and 2000s houses and apartments (7%).

Why a Cleeve St Michael's scheme is judged on Cleeve St Michael's terms

What is permitted in Cleeve St Michael's turns on designation first, so that is where we start: Bishop's Cleeve (conservation area designated in 1979). Inside those boundaries permitted development is curtailed and Tewkesbury Borough Council assesses materials, window detail and roof form against the area's own appraisal, so a scheme that would be waved through two streets away can need a full application here.

Beyond the designated areas, Cleeve St Michael's takes in Bishop's Cleeve. Tewkesbury Borough Council has 11 recorded Article 4 directions, removing permitted development for rear and side extensions and other roof alterations, including rooflights — check the address before assuming PD applies in Cleeve St Michael's.

On stock, Cleeve St Michael's is late-1950s and early-1960s houses (22% of 2,360 homes), early postwar houses (15%) and 2000s houses and apartments (7%) — which is why shallow gabled roofs typical of that period's building and simple gabled and hipped roofs typical of early postwar building govern what a loft or rear projection can realistically be. Tewkesbury Borough Council decided 380 householder applications in the latest published year and granted 93%, with 57% issued inside the eight-week target. We draw to that record rather than to a national average.

The full build-period split for Cleeve St Michael's runs pre-1900 2% (40 homes), 1930-1939 1% (30 homes), 1945-1954 15% (350 homes), 1955-1964 22% (510 homes), 1965-1972 2% (40 homes), 1973-1982 3% (70 homes), 1983-1992 1% (30 homes), 1993-1999 2% (40 homes) and 2000-2008 7% (170 homes). That distribution is why pre-1900 detailing dominates the drawings here, and it is measured from council-tax records rather than assumed from the street name.

Tewkesbury Borough Council also decides for Tewkesbury South, Winchcombe, Cleeve Hill and Isbourne, so a decision in Cleeve St Michael's sits inside a wider pattern of decisions we track across the same authority — useful when an officer cites a precedent from the next area over.

The Article 4 directions recorded for this council include Ashleworth Green Article 4 Direction, Buckland Article 4 Direction, Church End Twyning Article 4 Direction and Dumbleton Article 4 Direction. Each removes a specific permitted-development right inside its own boundary, which is why the check is done on the address rather than on the town.

Cleeve St Michael's by the published data

Published figures for Cleeve St Michael's and Tewkesbury Borough Council. These are the numbers that decide what is realistic on your street, so we work from them rather than from national averages.

MeasureCleeve St Michael's
Dwellings recorded2,360
Built pre-190040 (2%)
Built 1930-193930 (1%)
Built 1945-1954350 (15%)
Built 1955-1964510 (22%)
Built 1965-197240 (2%)
Built 1973-198270 (3%)
Built 1983-199230 (1%)
Built 1993-199940 (2%)
Built 2000-2008170 (7%)
Built before 19192%
Built 1919–19391%
Built 1945–200851%
Conservation areas in Cleeve St Michael's1 (Bishop's Cleeve Conservation Area)
Conservation areas district-wide14
Article 4 directions recorded11
Householder applications decided380
Householder applications granted93%
Decided within 8 weeks57%

Dwelling stock from VOA council-tax data at 31 March 2025; conservation-area and Article 4 counts from planning.data.gov.uk (MHCLG); decision figures are Tewkesbury Borough Council's own, from MHCLG live table PS2 for the year to 31 March 2026.

Extension plans built around Tewkesbury Borough Council's rules

Cleeve St Michael's homes come in a handful of recurring shapes, and each one points to a different extension. The borough is built largely from late-1950s and early-1960s houses (22% of 2,360 homes), early postwar houses (15%) and 2000s houses and apartments (7%), 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. Tewkesbury Borough Council judges every one of them against Tewkesbury Borough Council's development plan and the design policies it applies to householder applications, 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. Cleeve St Michael's contains the Bishop's Cleeve Conservation Area conservation area (Bishop's Cleeve Conservation Area designated 1979), so materials, fenestration and roof form are assessed against the appraisal, so we design around it from the first sketch rather than discover it at validation.

Cleeve St Michael's also protects whole streets — Bishop's Cleeve Conservation Area among them. Tewkesbury Borough Council has 11 recorded Article 4 directions, removing permitted development for rear and side extensions and other roof alterations, including rooflights — check the address before assuming PD applies in Cleeve St Michael's. 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 Cleeve St Michael's home

Do I need planning permission to extend my house in Cleeve St Michael's?

Plenty of Cleeve St Michael's 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 Tewkesbury Borough 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 Bishop's Cleeve Conservation Area, where the larger-home route and side extensions are not permitted development
  • An Article 4 direction applies to your street — Cleeve St Michael's has several, so this is checked first

Cleeve St Michael's extension approval rates — live from council data

Below is Tewkesbury Borough Council's real householder decision record, drawn from official planning statistics and refreshed as new data lands. Tewkesbury Borough Council granted 93% of its householder applications in the year to 31 March 2026, and Bishop's Cleeve Conservation Area shapes what is approved here. 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.

93%householder applications approved in Tewkesbury
87%national average — Tewkesbury is 6 points above the national average

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Which extensions get approved in Cleeve St Michael's

Across Bishop's Cleeve and Bishop's Cleeve, 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 late-1950s and early-1960s houses (22% of 2,360 homes), a side-return infill frequently pairs with it to square off the plan; on wider 2000s houses and apartments (7%), a two-storey side or rear extension can add a bedroom above without swallowing the garden.

The 2,360 homes here are 22% 1955-1964, 15% 1945-1954, 7% 2000-2008, which is what sets the realistic roof and rear-projection options. 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 Tewkesbury Borough 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 Cleeve St Michael's house

House extensions across Cleeve St Michael's

We draw extensions on every street in the borough. A few of the neighbourhoods where Cleeve St Michael's projects come up most often:

Bishop's Cleeve

Extension drawings for Bishop's Cleeve's conservation area designated in 1979 — footprint-checked, daylight-tested and drawn to Tewkesbury Borough Council's guidance.

Bishop's Cleeve

Extension drawings for Bishop's Cleeve's civil parish within Cleeve St Michael's — footprint-checked, daylight-tested and drawn to Tewkesbury Borough Council's guidance.

Which extension suits your Cleeve St Michael's home?

The right extension in Cleeve St Michael's 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 Tewkesbury Borough 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 Bishop's Cleeve Conservation Area and Article 4 directions can remove permitted-development rights.

Four steps to an approved Cleeve St Michael's extension

A fixed process built around how Tewkesbury Borough 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 Cleeve St Michael's 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 Tewkesbury Borough 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 Tewkesbury Borough 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 Tewkesbury Borough Council issues its decision.

Frequently asked questions

Do I need planning permission to extend my house in Cleeve St Michael's?

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 Cleeve St Michael's you will need to apply to Tewkesbury Borough 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 Bishop's Cleeve Conservation Area.

How deep can a single-storey rear extension go in Cleeve St Michael's 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 Tewkesbury Borough Council and a neighbour-consultation period, and it does not apply on designated land such as Cleeve St Michael's's conservation areas. We confirm which route your property qualifies for before drawing.

Can I build a double-storey extension in Cleeve St Michael's?

Two-storey and double-storey extensions almost always need a full householder application to Tewkesbury Borough 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. This applies to your Cleeve St Michael's address specifically.

How long does Tewkesbury Borough Council take to decide an extension application?

A householder planning application in Cleeve St Michael's 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. Tewkesbury Borough Council is the decision-maker.

Will my extension in Cleeve St Michael's 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 Tewkesbury Borough Council's building control or an approved inspector can sign the work off. This applies to your Cleeve St Michael's address specifically.

How much do extension plans in Cleeve St Michael's cost?

Every house and brief is different, so we price each Cleeve St Michael's extension individually and send a fixed, no-obligation quote back within one working day. It covers the full drawing pack with free revisions until Tewkesbury Borough 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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