Covering Thornaby-on-Tees
Our coverage around Thornaby-on-Tees (TS17) also includes Stockton-on-Tees (3 miles to the north) and Billingham.
Homes in Yorkshire and the Humber
Yorkshire has a strong mix of stone terraces, red-brick semis and modern estates, plus conservation areas in many historic towns and villages.
What does a hip-to-gable loft conversion involve?
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
- Extended ridge and roof structure
- Staircase, insulation, plastering and electrics
What is the guide price for a hip-to-gable loft conversion in Thornaby-on-Tees?
Typical ranges for hip-to-gable loft conversions. Ground conditions, access and specification move the final figure, which we fix in writing before work starts.
| 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 |
Planning and building rules in Thornaby-on-Tees
In England we deal with the council’s planning team for permission or a lawful development certificate, with building control (the council or a registered building control approver) for inspections, and with neighbours under the Party Wall etc. Act 1996 where it applies.
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.
What should Thornaby-on-Tees homeowners check first?
- Hip-to-gable volume counts towards the permitted development allowance.
- Scaffolding goes up on the side of the house, which may need a neighbour’s agreement.
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.
- Free site visit. We measure up, look at access, drains and the structure, and talk through options and budget.
- Price and paperwork. The design is priced line by line, and we submit the planning and building control applications.
- We build it. Work follows an agreed programme, with inspections at each stage and a final sign-off.
What people ask before starting
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.
Can a bungalow have a hip-to-gable conversion?
Yes, often combined with dormers to create a chalet-style first floor.
Do you work in Thornaby-on-Tees?
Yes. Thornaby-on-Tees is within our coverage for hip-to-gable loft conversions, along with nearby Stockton-on-Tees and Billingham.
Other towns nearby
- Hip-to-gable loft conversions in Stockton-on-Tees
- Hip-to-gable loft conversions in Billingham
- Hip-to-gable loft conversions in Middlesbrough
- Hip-to-gable loft conversions in Darlington
Learn more about hip-to-gable loft conversions, or see every project we cover in Thornaby-on-Tees.

