House extensions in Midlothian

Midlothian received 272 householder applications in the last 12 months - about 5 a week. Garage works and dormers are the most common. Of the 199 decided so far, 188 were approved. If you're planning your own, the applications below show what people nearby applied for and how the council decided.

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Showing 50 of 75 applications
22 Oct 2026 Awaiting decision 26/00574/CL

3 Bannockrigg Terrace Bonnyrigg EH19 3QT

Extension to dwellinghouse (Proposed)

Certificate of Lawfulness Midlothian
21 Oct 2026 Awaiting decision 26/00564/DPP

48 George Drive Loanhead EH20 9DW

Formation of driveway

Detailed Planning Permission Midlothian
20 Oct 2026 Awaiting decision 26/00569/DPP

Look Aboot Ye Silverburn Penicuik EH26 9LB

Extension to dwellinghouse

Detailed Planning Permission Midlothian
20 Oct 2026 Awaiting decision 26/00568/DPP

26 Mayshade Road Loanhead EH20 9HJ

Erection of extension and porch

Detailed Planning Permission Midlothian
19 Oct 2026 Awaiting decision 26/00566/DPP

Derelict Farmhouse 200M North of Longfaugh Farm Cottages Crichton Pathhead

Restoration of ruin and extension to form dwellinghouse with associated infrastructure

Detailed Planning Permission Midlothian
16 Oct 2026 Awaiting decision 26/00562/DPP

36 Easter Langside Drive Dalkeith EH22 2FH

Erection of garden office (retrospective)

Detailed Planning Permission Midlothian
15 Oct 2026 Awaiting decision 26/00548/DPP

Sports and Social Club 11 Main Street Pathhead EH37 5PZ

Extension to village hall

Detailed Planning Permission Midlothian
13 Oct 2026 Awaiting decision 26/00561/LBC

1 Tynebank Cottages Pathhead EH37 5XB

Installation of secondary glazing and extract ventilation

Listed Building Consent Midlothian
8 Oct 2026 Awaiting decision 26/00554/DPP

79 Main Street Newtongrange EH22 4NA

Extension to building

Detailed Planning Permission Midlothian
8 Oct 2026 Awaiting decision 26/00432/DPP

19 Dundas Street Bonnyrigg EH19 3AT

Erection of boundary walls, fences and gates; installation of replacement door; and formation of driveway (part retrospective)

Detailed Planning Permission Midlothian
7 Oct 2026 Awaiting decision 26/00544/DPP

38 Lasswade Road Dalkeith EH22 3EF

Extension to dwellinghouse

Detailed Planning Permission Midlothian
7 Oct 2026 Awaiting decision 26/00526/DPP

38 Penicuik Road Roslin EH25 9LH

Extension to form additonal ancillary accommodation

Detailed Planning Permission Midlothian
6 Oct 2026 Awaiting decision 26/00546/DPP

31 Engine Road Gorebridge EH23 4AE

Erection of garage

Detailed Planning Permission Midlothian
6 Oct 2026 Awaiting decision 26/00517/DPP

19 Gardiner Place Newtongrange EH22 4RT

Alterations to window opening to form door opening and access step (Retrospective)

Detailed Planning Permission Midlothian
5 Oct 2026 Awaiting decision 26/00547/LBC

19 Dundas Street Bonnyrigg EH19 3AT

Erection of boundary walls, fences and gates; installation of replacement door; and formation of driveway

Listed Building Consent Midlothian
5 Oct 2026 Awaiting decision 26/00535/CL

3 Brookfield Terrace Bilston Roslin EH25 9RX

Extension to dwellinghouse (Proposed)

Certificate of Lawfulness Midlothian
5 Oct 2026 Awaiting decision 26/00532/DPP

18 Robert Smith Place Dalkeith EH22 1JF

Erection of extension, garage, fencing and gate; formation of driveway; alteration to door opening and installation of replacement door

Detailed Planning Permission Midlothian
5 Oct 2026 Awaiting decision 26/00519/DPP

37 Woodburn Bank Dalkeith EH22 2ER

Extension to dwellinghouse

Detailed Planning Permission Midlothian
5 Oct 2026 Awaiting decision 26/00426/DPP

North Esk House 24 Ironmills Road Dalkeith EH22 1JP

Erection of gates

Detailed Planning Permission Midlothian
30 Sept 2026 Awaiting decision 26/00529/DPP

7 Lothian Bank Dalkeith EH22 3AN

Erection of garden room

Detailed Planning Permission Midlothian
25 Sept 2026 Awaiting decision 26/00502/DPP

65 Gardiner Place Newtongrange EH22 4RT

Formation of dormer windows

Detailed Planning Permission Midlothian
24 Sept 2026 Awaiting decision 26/00451/CL

10 Kinnear Drive Bonnyrigg EH19 3SQ

Extension to dwellinghouse (Proposed)

Certificate of Lawfulness Midlothian
24 Sept 2026 Awaiting decision 26/00514/DPP

4 Mitchell Street Dalkeith EH22 1JQ

Installation of vents and replacement windows

Detailed Planning Permission Midlothian
22 Sept 2026 Awaiting decision 26/00506/DPP

Mauricewood Primary School 11 Muirhead Place Penicuik EH26 0LE

Extensions to primary school including; sports hall, 6 classrooms, office, ancillary accommodation and associated works

Detailed Planning Permission Midlothian
22 Sept 2026 Awaiting decision 26/00525/DPP

18 Lasswade Road Loanhead EH20 9SE

Alterations to conservatory extension roof; and installation of gates

Detailed Planning Permission Midlothian
21 Sept 2026 Awaiting decision 26/00508/DPP

167 Main Street Pathhead EH37 5SQ

Installation of replacement windows and door

Detailed Planning Permission Midlothian
17 Sept 2026 Awaiting decision 26/00497/DPP

Edinburgh College Midlothian Campus 46 Dalhousie Road Dalkeith EH22 3FR

Erection of fencing and gates

Detailed Planning Permission Midlothian
17 Sept 2026 Awaiting decision 26/00507/DPP

15 Temple Gorebridge EH23 4SQ

Extension to dwellinghouse at first floor level; alteration to roof and installation of rooflight

Detailed Planning Permission Midlothian
15 Sept 2026 Awaiting decision 26/00498/DPP

Adventure Playground At Dalkeith Country Park Dalkeith

Erection of 9 shelters and hut

Detailed Planning Permission Midlothian
15 Sept 2026 Awaiting decision 26/00499/CL

20 Rose Avenue Bonnyrigg EH19 3RD

Erection of extension and porch (Proposed development)

Certificate of Lawfulness Midlothian
14 Sept 2026 Awaiting decision 26/00488/DPP

Kenmore 18 Broomieknowe Lasswade EH18 1LN

Installation of rooflights

Detailed Planning Permission Midlothian
14 Sept 2026 Awaiting decision 26/00486/DPP

Equine Hospital Bush Farm Road Roslin EH25 9RE

Extension to building

Detailed Planning Permission Midlothian
10 Sept 2026 Withdrawn 22 Oct 26/00445/DPP

51 The Square Newtongrange EH22 4PX

Formation of dormer window

Detailed Planning Permission Midlothian
9 Sept 2026 Approved 19 Oct 26/00493/DPP

19 Longmuir Place Bonnyrigg EH19 3RY

Extension to dwellinghouse

Detailed Planning Permission Midlothian
9 Sept 2026 Awaiting decision 26/00495/DPP

53 Dobbie's Road Bonnyrigg EH19 2AY

Extension to dwellinghouse

Detailed Planning Permission Midlothian
8 Sept 2026 Awaiting decision 26/00482/DPP

12 Bryans Road Newtongrange EH22 4SG

Formation of driveway and access to classified road (Retrospective)

Detailed Planning Permission Midlothian
7 Sept 2026 Awaiting decision 26/00487/DPP

12 Knowetop Place Roslin EH25 9NR

Erection of extension and porch

Detailed Planning Permission Midlothian
4 Sept 2026 Awaiting decision 26/00387/DPP

32 Archibald Hood Crescent Rosewell EH24 9FA

Extension to dwellinghouse

Detailed Planning Permission Midlothian
3 Sept 2026 Awaiting decision 26/00466/DPP

2 David Mushet Gardens Dalkeith EH22 1LH

Erection of extension, pergola and summerhouse; installation of replacement doors and window

Detailed Planning Permission Midlothian
3 Sept 2026 Awaiting decision 26/00472/CL

28 Archway Avenue Danderhall EH22 1PB

Extension to dwellinghouse

Certificate of Lawfulness Midlothian
3 Sept 2026 Awaiting decision 26/00476/DPP

1 Kirkhill Court Gorebridge EH23 4TW

Single and two storey extension to dwellinghouse; installation of replacement roof

Detailed Planning Permission Midlothian
2 Sept 2026 Awaiting decision 26/00442/DPP

2 - 15 Esk Point Dalkeith EH22 1HW

Installation of replacement cladding

Detailed Planning Permission Midlothian
31 Aug 2026 Awaiting decision 26/00470/LBC

5 Thornybank Dalkeith EH22 2NQ

Installation of replacement windows

Listed Building Consent Midlothian
27 Aug 2026 Awaiting decision 26/00414/LBC

4 Thornybank Dalkeith EH22 2NQ

Internal and external alterations; installation of replacement doors and windows; installation of rooflights

Listed Building Consent Midlothian
26 Aug 2026 Approved 5 Oct 26/00454/CL

5 Wheatfield Loan Loanhead EH20 9NN

Extension to dwellinghouse (Proposed)

Certificate of Lawfulness Midlothian
26 Aug 2026 Approved 5 Oct 26/00453/DPP

44 Edgehead Road Edgehead Pathhead EH37 5RJ

Installation of replacement doors and windows

Detailed Planning Permission Midlothian
26 Aug 2026 Approved 5 Oct 26/00457/DPP

35 Whitehouse Way Gorebridge EH23 4FP

Erection of outbuilding (Retrospective)

Detailed Planning Permission Midlothian
25 Aug 2026 Awaiting decision 26/00353/DPP

2 Waverley Road Dalkeith EH22 3DJ

Extension to dwellinghouse

Detailed Planning Permission Midlothian
25 Aug 2026 Awaiting decision 26/00409/DPP

West Green Cottage Main Street Carrington Gorebridge EH23 4LR

Erection of outbuilding and decking (retrospective)

Detailed Planning Permission Midlothian
24 Aug 2026 Awaiting decision 26/00423/DPP

Penicuik House Penicuik EH26 9LA

Alteration to window opening to form door opening, infilling of rooflights and formation of new rooflight, installation of ventilation grill and flue,...

Detailed Planning Permission Midlothian
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Frequently asked questions

When do you need planning permission for a house extension?
Single-storey rear extensions up to 4m (detached) or 3m (semi-detached / terraced) are usually permitted development. Two-storey extensions, anything in a conservation area, or larger projects almost always need a planning application.
What's the difference between planning permission and permitted development?
Permitted development rights let you build certain things without applying for planning permission, subject to specified limits. Anything outside those limits, whether taller, larger or in a protected area, needs full planning permission.
How long does a householder application take?
The statutory target is 8 weeks from validation. Most simple householder extensions are decided within that window; complex or contested cases, especially those drawing a lot of comments, can take longer.
Can I get email alerts for new extensions applications in Midlothian?
Yes. Click "Set up alerts" on this page and you'll get a daily or weekly email listing every new extensions application published by Midlothian. You can also narrow the alert to a postcode, street, or drawn area.

We check Midlothian's planning portal daily. New extensions applications appear here within a day of being published.