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Extensions over a garage in Newton Abbot

If you live in Newton Abbot and want more space without moving, an over-garage extension is one of the most practical ways to get it. We handle the drawings, approvals and the build.

  • Guide price in Newton AbbotFrom £24,000 inc VAT
  • PlanningHouseholder application needed
  • Build time12–18 weeks on site
  • Postcode districtsTQ12
Detached house with a bedroom extension above the attached garage

Planning rules that apply in Newton Abbot

In England any side extension over one storey, including a room built over a side garage, needs a householder planning application. The fee is £548 from 1 April 2026 and councils aim to decide within 8 weeks.

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

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.

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.

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

Extensions in and around Newton Abbot

Site visits are available across Newton Abbot (TQ12). We also work in nearby Torquay (6 miles), Paignton (7 miles), Exmouth (11 miles), Exeter (14 miles).

Just over the Cornwall border, Launceston is about 35 miles away. South West homes range from terraced streets in the cities to stone cottages and bungalows in the countryside, and conservation areas are common in historic centres.

Over-garage extension prices in Newton Abbot

Labour and material costs vary across the UK, so for Newton Abbot we use our South West England factor (×1.02). The ranges include VAT and exclude design, structural and council fees.

Typical rates in Newton Abbot: £1,840 to £3,470 per m² including VAT, depending on specification.

SizeEssentialStandardPremium
Over a single garage
12 m²
£24,000 – £30,000£25,500 – £33,500£33,000 – £42,000
Over a large single garage
16 m²
£29,000 – £36,000£34,000 – £44,500£44,000 – £55,500
Over a double garage
24 m²
£44,000 – £54,000£51,000 – £66,500£66,000 – £83,500

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

What is included

  • New floor structure, walls and roof
  • Opening into the existing first floor
  • Design and householder planning application
  • Insulation, electrics, heating and finish

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

    A designer visits, takes measurements and photos, and discusses layouts, budget and timing with you.

  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

    With the design and specification agreed, you get a fixed written price and a start date.

  4. Build and sign-off

    We build it with one project manager, book the building control inspections and hand over the completion certificate.

Questions people ask about over-garage extensions

Will my neighbours in Newton Abbot 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 an over-garage extension in Newton Abbot?

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.

Do I need building regulations approval in Newton Abbot?

Yes. Almost every extension needs it, whatever the planning route. We prepare the drawings and book the inspections.

How much does a room over a garage cost?

Our guide range is about £1,840 to £3,470 per m² including VAT. A single-garage room of about 12 m² usually costs £25,500 to £33,500 at standard spec, more if the garage needs rebuilding.

Does building over a garage need planning permission?

In England and the rest of the UK, adding a storey over a side garage almost always needs a planning application, because two-storey side extensions are outside permitted development.

Book a free site visit in Newton Abbot

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 .

Book a free site visit

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