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Bootle pitched roof extensions, designed and built

We design and build pitched roof extensions for houses in Bootle, with a written price once the survey and design are done and one point of contact throughout.

  • Guide price in BootleFrom £21,000 inc VAT
  • PlanningOften permitted development (3–4 m), or prior approval up to 6–8 m
  • Build time10–16 weeks on site
  • Postcode districtsL9, L20, L21, L22, L23
Single-storey extension with a clay-tiled pitched roof and roof windows

Local to Bootle

Our survey diary covers Bootle, including L9, L20, L21, L22, L23, L30. We also work in nearby Litherland (1 mile), Wallasey (4 miles), Liverpool (4 miles), Maghull (5 miles).

Ormskirk, in Lancashire, is roughly 9 miles from Bootle and also on our list. Across the North West, terraced houses with small rear yards suit compact rear and side return extensions, while suburban semis have room for more.

Planning rules that apply in Bootle

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.

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

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.

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).

What we take care of

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

Guide prices for Bootle

These guide figures apply our North West England adjustment (×0.95) to national rates. They include VAT at 20% and cover the build itself; design and council fees are listed separately.

Typical rates in Bootle: £1,760 to £3,320 per m² including VAT, depending on specification.

SizeEssentialStandardPremium
3 m × 4 m
12 m²
£21,000 – £25,000£24,500 – £31,500£31,000 – £40,000
4 m × 5 m
20 m²
£35,000 – £41,000£40,500 – £52,500£52,000 – £66,500
5 m × 6 m
30 m²
£52,500 – £61,500£61,000 – £78,500£78,000 – £100,000

For a figure based on your own dimensions, use our guide-price tool.

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

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

  2. Design and approvals

    We produce the drawings and structural design, and manage the approvals so they are in place before work starts.

  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.

Your questions about a pitched roof extension in Bootle

Will my neighbours in Bootle 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.

Do I need building regulations approval in Bootle?

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

Do you cover all of Bootle?

Yes. We cover Bootle and the surrounding parts of Merseyside. Site visits are free and there is no obligation.

How much does a pitched roof extension cost?

Our guide range is about £1,760 to £3,320 per m² including VAT, a little more than a flat roof because of the roof structure and tiles.

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.

Book a free site visit in Bootle

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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