Hip-to-gable loft conversions in Northumberland

Covering Northumberland

We cover Northumberland, including Blyth, Cramlington, Ashington and Bedlington, and the towns around them.

Because Northumberland covers a wide area, we confirm availability after the first call and include any travel costs in the written quote rather than adding them later.

Homes in the North East

In the North East, terraces, semis and bungalows all offer room to extend, with stone-built villages and conservation areas in parts of County Durham and Northumberland.

What do you get with a hip-to-gable loft conversion?

A hip-to-gable loft conversion rebuilds the sloping side (the hip) of a semi-detached or detached house roof as a vertical gable wall, extending the ridge and creating enough space for a staircase and rooms. It is usually combined with a rear dormer.

Volume calculation and planning check
Gable wall build in brick, block or render
Extended ridge and roof structure

What will a hip-to-gable loft conversion cost?

Indicative costs for hip-to-gable loft conversions. London and the South East usually sit towards the top of each range.

Hip-to-gable loft conversions	Guide price incl. VAT
Hip-to-gable with rear dormer	£60,000 to £80,000
Double hip-to-gable (detached house)	£70,000 to £95,000

How is a hip-to-gable loft conversion approved in Northumberland?

English projects need planning clearance from the local council, building regulations sign-off from building control, and party wall notices where the work is on or near a shared boundary. We prepare and manage all three.

In England many loft conversions are permitted development: the extra roof volume must stay within 40 m³ on a terraced house or 50 m³ on a semi or detached house, nothing can sit higher than the existing ridge, no dormer can face a road on the main elevation, and side windows must be obscure-glazed and non-opening below 1.7 m. Houses in conservation areas, National Parks and National Landscapes cannot use these roof-extension rights, so dormers there need planning permission (a rooflight-only conversion can still be permitted development), and flats always need permission.

What can affect a hip-to-gable loft conversion?

Hip-to-gable volume counts towards the permitted development allowance.
Matching old clay tiles can be difficult; reclaimed tiles are often used.

From first call to completion

Start with a conversation. A short call or the online form is enough for us to understand what you want to build.
We visit and measure. A surveyor checks the house, the boundaries and the ground, and discusses what is realistic.
Design and fixed price. You get drawings and a written price for the agreed specification before anything is ordered.
Construction and completion. One site lead co-ordinates every trade through to the building control certificate.

Hip-to-gable loft conversions: common questions

How much does a hip-to-gable loft conversion cost?

Usually £60,000 to £80,000 including VAT with a rear dormer, more on a detached house with two hips.

Does a hip-to-gable need planning permission?

In England it is often permitted development if the total extra volume stays within 50 m³ for a semi or detached house.

How do I get a price for hip-to-gable loft conversions in Northumberland?

Use the guide price tool for a ballpark figure, then book a visit for a fixed written price for the agreed specification.

Hip-to-gable loft conversions near Northumberland

Learn more about hip-to-gable loft conversions, or see every project we cover in Northumberland.