Two-storey extensions in Bonnyrigg
Everything for a two-storey extension in Bonnyrigg, in one place: types, guide prices for Scotland, the approval rules in Scotland and how to get started.
Bonnyrigg at a glance
- Postcode districts
- EH18, EH19 and EH24
- Area
- Edinburgh and the Lothians, Scotland
- Price region
- Scotland
- Nearest towns
- Dalkeith (2 miles), Loanhead (2.1 miles), Mayfield (2.6 miles), Gorebridge (3 miles)
- Distance to Edinburgh
- about 6.5 miles
- Approvals
- Class 1B: two-storey extensions must be at least 10 m from every boundary to avoid planning permission, so most need an application.
Bonnyrigg sits about 6.5 miles from Edinburgh. Closer to home, Dalkeith is 2.0 miles away and Loanhead 2.1 miles.
Extensions available in Bonnyrigg

Two-storey rear extensions
Guide from £52,500 in Bonnyrigg, including VAT.
Learn more
Two-storey side extensions
Design, approvals and build for Bonnyrigg homes. Guide from £81,000.
Learn more
Two-storey wraparound extensions
Our Scotland guide starts at £113,000 for this type.
Learn more
Part single, part two-storey extensions
For homes in Bonnyrigg: typical guide from £67,500.
Learn more
Extensions over a garage
Guide from £29,500 in Bonnyrigg, including VAT.
Learn more
First-floor extensions
For homes in Bonnyrigg: typical guide from £23,500.
Learn more
Two-storey extensions for semi-detached houses
From £52,500 in Bonnyrigg. Free visit to firm it up.
Learn more
Two-storey extensions for detached houses
Bonnyrigg guide price from £81,000, Standard spec.
Learn more
Kitchen extensions with bedrooms above
Bonnyrigg guide price from £52,500 (before kitchen units), Standard spec.
Learn more
Extra bedroom and en-suite extensions
Design, approvals and build for Bonnyrigg homes. Guide from £52,500 (plus en-suite).
Learn moreWhich type suits your house?
Start with what you need the space for. Bedrooms and an en-suite upstairs with a bigger kitchen below is the classic two-storey brief, but in Bonnyrigg we also design annexes, home offices and bedrooms over garages.
Also available in Edinburgh and the Lothians
- Two-storey front extensions
- Two-storey extensions for end-of-terrace houses
- Two-storey annexe extensions
- Garage conversions with a room above
- Two-storey extension plans and drawings
- Planning permission for two-storey extensions
- Structural engineering for two-storey extensions
- Building regulations for two-storey extensions
- Design and build two-storey extensions
Rules for Bonnyrigg
Bonnyrigg is in Scotland. Class 1B: two-storey extensions must be at least 10 m from every boundary to avoid planning permission, so most need an application. Householder planning application: £371. Councils have two months to decide a local planning application.
The full Scotland rules explained
Questions about extensions in Bonnyrigg
Do you cover Bonnyrigg?
Yes. We cover Bonnyrigg (EH18, EH19 and EH24) and the surrounding area, including Dalkeith and Loanhead. The first site visit is free.
What does a two-storey extension cost in Bonnyrigg?
Using our Scotland guide, a two-storey rear extension with a 4 m × 3.5 m footprint on two floors (28 m² of new floor space) is about £52,500–£71,000 including VAT. An extension over a garage is about £29,500–£43,000.
Which other places near Bonnyrigg do you cover?
Everywhere around it, including Dalkeith (2 miles), Loanhead (2.1 miles) and Mayfield (2.6 miles), and the rest of Edinburgh and the Lothians.