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Bedroom extensions in Newport, Isle of Wight: design, approvals and build

Planning a bedroom extension in Newport, Isle of Wight? 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 Newport, Isle of WightFrom £29,000 inc VAT
  • PlanningUsually a householder application
  • Build time14–22 weeks on site
  • Postcode districtsPO30
Bedroom in an extension with a roof window and an en-suite shower room

Included in a typical project

  • En-suite drainage and ventilation design
  • Planning drawings and application
  • Structure, roof, insulation and finish
  • Fire safety: escape windows and smoke alarms to building regulations

What should I budget for a bedroom extension in Newport, Isle of Wight?

Labour and material costs vary across the UK, so for Newport, Isle of Wight we use our South East England factor (×1.12). The ranges include VAT and exclude design, structural and council fees.

Typical rates in Newport, Isle of Wight: £1,790 to £3,580 per m² including VAT, depending on specification.

SizeEssentialStandardPremium
One bedroom
12 m²
£29,000 – £35,500£29,000 – £38,000£32,000 – £43,500
Bedroom and en-suite
18 m²
£32,000 – £39,500£38,000 – £49,500£48,000 – £65,000
Two rooms
30 m²
£53,500 – £66,000£63,500 – £82,500£80,500 – £108,000

Try the guide-price tool to see a range for your own size and finish.

Planning and approvals in Newport, Isle of Wight

In England a two-storey rear extension is permitted development only if it projects no more than 3 m from the original rear wall, sits at least 7 m from the rear boundary, matches the roof pitch and uses obscure, non-opening side windows upstairs. Most two-storey extensions therefore go through a householder planning application, which costs £548 from 1 April 2026 and normally takes about 8 weeks.

Before any drawing is finalised we check whether the house is listed, in a conservation area or subject to an Article 4 direction.

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 over or within 3 m of a public sewer needs the water company's consent, usually through a build-over agreement, before the foundations go in.

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

Covering Newport, Isle of Wight

Our survey diary covers Newport, Isle of Wight, including PO30. We also work in nearby Cowes (4 miles), Ryde (6 miles), Sandown (7 miles).

The South East has a broad mix of 1930s semis, post-war estates, newer developments and period cottages, and many houses have enough garden for a generous rear extension.

From first visit to completion

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

    First, a site visit: we look at the house, garden, access and drains and listen to what you need.

  2. Design and approvals

    Drawings are prepared and agreed with you, then submitted for the right planning route and building regulations approval.

  3. Fixed written price

    We confirm the build price in writing, based on the approved drawings and the finishes you have chosen.

  4. Build and sign-off

    Work is carried out to the agreed programme, inspected by building control and signed off at the end.

Bedroom extension questions answered

Do you cover all of Newport, Isle of Wight?

Yes, across the whole of Newport, Isle of Wight. Site visits are free and there is no obligation.

Can I see a price before committing to anything?

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

Who do I contract with for a bedroom extension in Newport, Isle of Wight?

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.

How much does a bedroom extension cost?

Our guide range is about £1,790 to £3,580 per m² including VAT. A bedroom with an en-suite of about 18 m² is typically £38,000 to £49,500 at standard spec, depending on whether it is part of a larger two-storey build.

Does an en-suite need a window?

No, but it needs mechanical extraction that meets the building regulations. We design the duct route at the drawing stage.

Book a free site visit in Newport, Isle of Wight

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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