Haringey · N6

What's Being Built in Highgate

Track the latest renovation and development activity in Highgate. We monitor planning applications across Haringey to help you understand what's possible on your street.

12 Applications 75% Approved Conservation Area: Yes
Representative data based on typical development activity in this area. For verified planning decisions, visit your borough planning portal. Data is illustrative and updated periodically.
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Applications Tracked
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Approval Rate (%)
Basement Conversion
Most Popular Project
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Avg Decision Time (Weeks)

Project Type Breakdown

Basement Conversion
42%
Mansard Extension
17%
Garden Room
8%
Full Refurbishment
8%
Rear Extension
8%
Side Return Extension
8%
Listed Building Consent
8%

Recent Planning Applications

Address Project Type Status Date Description
18 Broadlands Road, N6 Basement Conversion Approved 25 Mar 2026 Excavation to create new basement level with lightwell and swimming pool
16 Highgate Hill, N6 Mansard Extension Refused 7 Mar 2026 Mansard extension to rear roof slope with new dormer windows
65 Highgate Hill, N6 Garden Room Approved 27 Feb 2026 Construction of outbuilding in rear garden for ancillary accommodation
78 Hampstead Lane, N6 Full Refurbishment Approved 20 Feb 2026 Full renovation of period property including restoration of original features
9 North Road, N6 Basement Conversion Approved 12 Feb 2026 Conversion of existing cellar to habitable accommodation with new lightwell
14 The Grove, N6 Rear Extension Approved 24 Jan 2026 Part single, part two-storey rear extension with new kitchen-diner
7 Bishopswood Road, N6 Side Return Extension Approved 15 Jan 2026 Side return and rear extension creating open-plan kitchen-dining space
64 Cholmeley Park, N6 Basement Conversion Approved 12 Jan 2026 New basement level with front lightwell, providing additional living accommodation
8 Bishopswood Road, N6 Basement Conversion Approved 2 Jan 2026 Conversion of existing cellar to habitable accommodation with new lightwell
68 Broadlands Road, N6 Mansard Extension Pending 15 Dec 2025 Construction of rear mansard roof extension to create additional floor
60 Hampstead Lane, N6 Listed Building Consent Pending 10 Sep 2025 Installation of discreet secondary glazing to all windows of listed building
28 Bishopswood Road, N6 Basement Conversion Approved 15 May 2025 Full basement dig-out creating cinema room, gym and utility space
18 Broadlands Road, N6
Basement Conversion
Excavation to create new basement level with lightwell and swimming pool
25 Mar 2026 Approved
16 Highgate Hill, N6
Mansard Extension
Mansard extension to rear roof slope with new dormer windows
7 Mar 2026 Refused
65 Highgate Hill, N6
Garden Room
Construction of outbuilding in rear garden for ancillary accommodation
27 Feb 2026 Approved
78 Hampstead Lane, N6
Full Refurbishment
Full renovation of period property including restoration of original features
20 Feb 2026 Approved
9 North Road, N6
Basement Conversion
Conversion of existing cellar to habitable accommodation with new lightwell
12 Feb 2026 Approved
14 The Grove, N6
Rear Extension
Part single, part two-storey rear extension with new kitchen-diner
24 Jan 2026 Approved
7 Bishopswood Road, N6
Side Return Extension
Side return and rear extension creating open-plan kitchen-dining space
15 Jan 2026 Approved
64 Cholmeley Park, N6
Basement Conversion
New basement level with front lightwell, providing additional living accommodation
12 Jan 2026 Approved
8 Bishopswood Road, N6
Basement Conversion
Conversion of existing cellar to habitable accommodation with new lightwell
2 Jan 2026 Approved
68 Broadlands Road, N6
Mansard Extension
Construction of rear mansard roof extension to create additional floor
15 Dec 2025 Pending
60 Hampstead Lane, N6
Listed Building Consent
Installation of discreet secondary glazing to all windows of listed building
10 Sep 2025 Pending
28 Bishopswood Road, N6
Basement Conversion
Full basement dig-out creating cinema room, gym and utility space
15 May 2025 Approved

Planning in Haringey

Haringey Council manages planning applications across Highgate and the wider borough. As a conservation area, Highgate is subject to additional planning controls. Permitted development rights may be restricted under Article 4 directions, meaning proposals that would normally not require planning permission may need a formal application.

For advice on what you can build in Highgate, see our Planning & Permissions guide. You can also review our planning track record to see our approval rates across London boroughs.

Our team has a 97% approval rate in Haringey

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