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Felixstowe pitched roof extensions, designed and built

Planning a pitched roof extension in Felixstowe? We survey the house, work out the planning route, draw the design and build it, so you deal with one team from the first visit to the completion certificate.

  • Guide price in FelixstoweFrom £23,500 inc VAT
  • PlanningOften permitted development (3–4 m), or prior approval up to 6–8 m
  • Build time10–16 weeks on site
  • Postcode districtsIP11
Single-storey extension with a clay-tiled pitched roof and roof windows

Extensions in and around Felixstowe

Site visits are available across Felixstowe (IP11). We also work in nearby Woodbridge (9 miles), Ipswich (11 miles), Stowmarket (22 miles), Sudbury (27 miles).

Harwich, in Essex, is roughly 3 miles from Felixstowe and also on our list. The East of England mixes market-town terraces, inter-war semis and modern estates. Clay soils are common in parts of the region, which can affect foundation design.

Included in a typical project

  • Vaulted ceilings or flat ceilings with storage above
  • Insulation to current building regulations
  • Lead or proprietary flashings to the main wall
  • Roof windows positioned for light and ventilation
  • Roof design matched to the existing pitch and tiles

Matching tiles is harder than it sounds. We source reclaimed or closest-match tiles where the originals are no longer made and agree samples with you before ordering.

Planning and approvals in Felixstowe

In England a single-storey rear extension can usually go up to 3 m beyond the original rear wall of a semi-detached or terraced house, or 4 m on a detached house, without a planning application, provided it is no more than 4 m high, keeps eaves to 3 m within 2 m of a boundary and, with other buildings, covers no more than half the land around the original house. The larger home extension prior approval scheme raises those depths to 6 m and 8 m, with neighbours notified and a 42-day decision.

The planning position for a specific Felixstowe address depends on its history and any designations, which is why we check it at the first visit.

If the work involves a shared wall, building on the boundary, or digging foundations within 3 m (sometimes 6 m) of a neighbour's building, the Party Wall etc. Act 1996 applies and notice must be served before work starts: two months for work to a party wall, one month for new walls on the boundary and for excavations.

Building regulations approval is separate from planning. In England you can use the council's building control team or a registered building control approver; a full plans application gets the drawings checked before work starts, and the inspector signs the work off with a completion certificate.

Applications are decided by the local planning authority (your district, borough or unitary council).

What should I budget for a pitched roof extension in Felixstowe?

These guide figures apply our East of England adjustment (×1.06) to national rates. They include VAT at 20% and cover the build itself; design and council fees are listed separately.

Typical rates in Felixstowe: £1,960 to £3,710 per m² including VAT, depending on specification.

SizeEssentialStandardPremium
3 m × 4 m
12 m²
£23,500 – £27,500£27,000 – £35,000£34,500 – £45,000
4 m × 5 m
20 m²
£39,000 – £46,000£45,500 – £58,500£58,000 – £74,500
5 m × 6 m
30 m²
£58,500 – £68,500£68,000 – £87,500£87,000 – £111,500

Want a range for your exact size? The guide-price tool takes about a minute.

What happens next

Site visits are free and there is no obligation. Where drawings are needed, the design stage is priced in writing before it starts.

  1. Free site visit

    It starts with a visit to your house to measure, check access and talk through ideas and budget.

  2. Design and approvals

    We draw the design, agree it with you and handle planning or permitted development checks and building regulations.

  3. Fixed written price

    You receive a written, itemised price and programme. Nothing starts until you are happy with it.

  4. Build and sign-off

    The build is managed from start to finish, inspected at each stage and signed off on completion.

Questions people ask about pitched roof extensions

Will my neighbours in Felixstowe be involved?

If a planning application or prior approval is needed, the council notifies neighbours. If the work is on or near a shared boundary, party wall notices may also be needed.

Who do I contract with for a pitched roof extension in Felixstowe?

Your contract is with S&K Property Investments and Improvement Ltd, which designs and manages the project and the build teams who carry it out.

Can I see a price before committing to anything?

Yes. The guide prices on this page are adjusted for Felixstowe, and the guide-price tool gives a range for your own size. After the survey you get a written price before anything is agreed.

Is a pitched roof better than a flat roof?

Neither is better in all cases. Pitched roofs blend with traditional houses and shed water quickly; flat roofs give more headroom and suit modern designs and lanterns.

Can I have a vaulted ceiling?

Yes. A vaulted ceiling with roof windows is one of the main reasons to choose a pitched roof. It needs insulation between and under the rafters to meet the building regulations.

Book a free site visit in Felixstowe

We will measure up, check the planning position and give you honest guide figures.

  • Free, no-obligation site visit
  • Planning route checked before you spend on drawings
  • Written price once the design is agreed
  • Building control sign-off at the end

Prefer to talk? Call 0800 088 6341 or .

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