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Timber frame extensions for homes in Upper Norwood

Our design and build teams take on timber frame extensions in Upper Norwood, from the first measured survey through planning and building control to the finished room.

  • Guide price in Upper NorwoodFrom £27,000 inc VAT
  • PlanningOften permitted development (3–4 m), or prior approval up to 6–8 m
  • Build time8–14 weeks on site
  • Postcode districtsCR7, SE19, SE20, SE25, SE27
Timber frame extension under construction with OSB sheathing and roof joists

Covering Upper Norwood

Across CR7, SE19, SE20, SE25, SE27, SW16, we can visit, measure and advise. Neighbouring towns we cover include Norbury (1 mile), South Norwood (1 mile), Streatham (2 miles), Croydon (2 miles).

Banstead, in Surrey, is roughly 8 miles from Upper Norwood and also on our list. Across London, terraced houses with narrow side returns and tight access are the norm, which shapes everything from party wall notices to how materials reach the back garden.

Planning and approvals in Upper Norwood

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 Upper Norwood 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.

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

Timber frame extension prices in Upper Norwood

These guide figures apply our London adjustment (×1.3) to national rates. They include VAT at 20% and cover the build itself; design and council fees are listed separately.

Typical rates in Upper Norwood: £2,280 to £4,420 per m² including VAT, depending on specification.

SizeEssentialStandardPremium
3 m × 4 m
12 m²
£27,000 – £33,000£31,500 – £41,500£40,500 – £53,500
4 m × 5 m
20 m²
£45,500 – £55,000£53,000 – £69,000£67,500 – £88,500
5 m × 6 m
30 m²
£68,000 – £82,000£79,500 – £103,500£101,000 – £133,000

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

Included in a typical project

  • Foundations, often lighter than masonry
  • Cladding, render or brick slip finish
  • Fire and acoustic details where needed
  • Breathable wall build-up with insulation
  • Frame design and structural calculations

How the project works

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

    The price is fixed in writing once the design is settled, with a clear programme and payment stages.

  4. Build and sign-off

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

Timber frame extension questions answered

Can I see a price before committing to anything?

Yes. The guide prices on this page are adjusted for Upper Norwood, 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 timber frame extension in Upper Norwood?

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.

Will my neighbours in Upper Norwood 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.

Is timber frame cheaper than brick?

It is similar overall. The frame can save time on site, but the cladding choice has a big effect on cost. Our guide range is about £2,280 to £4,420 per m² including VAT.

Does a timber frame extension need planning permission?

The same planning rules apply as for any extension. If the cladding looks different from the house, permitted development’s matching-materials condition may mean an application is needed.

Book a free site visit in Upper Norwood

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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