ePrivacy and GPDR Cookie Consent by Cookie Consent Hampstead Garden Suburb architects - home extensions for everyday people | Resi

Hampstead Garden Suburb architects.
Britain's No. 1

Central Square may be popular, but wait until people see your new home extension, designed by Trustpilot's highest-rated UK architectural practice.

Save up to 50% off design + planning costs with Resi Ready

Get build-ready in as little as four-weeks

A planning team staffed by ex-council officers

Organise your entire project from one place

Barnet planning application stats

Our planning permission win rate for the Barnet area is as follows:



UK Average


Resi's planning consultant

Danielle Price

Former Wigan Council Planning Officer
Barnet's planning officers

Karina Conway, Kate Foster, Harvey Penn, Anestis Skoupras, Eva Quille, ...

170 Number of applications
6 - 276 days Submit to complete time
140 Granted applications
30 Refused applications
8w 2d Average decision time
See if you qualify for Permitted Development

We've had 140 planning applications approved in Barnet

Loft No dormer

Brookland Hill, NW11 6DU

02 Dec '22

Ground floor Rear

St. Johns Road, NW11 0PG

20 Feb '20

Ground floor Rear

St. Johns Road, NW11 0PG

27 May '20

First floor Rear

Elmshurst Crescent, N2 0LW

01 Sep '21

Ground floor Wraparound

Dunstan Road, NW11 8AE

10 Aug '21

First floor Internal alteration

Dunstan Road, NW11 8AE

04 Dec '23

Ground floor Rear

Montpelier Rise , NW11 9DU

07 May '21

Ground floor Rear

Manor View, N3 2SS

08 Oct '21

Ground floor Side infill

Long Lane, N2 8JW

09 Apr '20

Ground floor Side infill

Long Lane, N2 8JW

13 Jul '20

Loft L shaped dormer

Long Lane, N2 8JN

19 Nov '21

Ground floor Rear

Manor View, N3 2SR

25 Mar '20

Ground floor Rear

Manor View, N3 2SR

10 Mar '21

Ground floor Side infill

East End Road, N2 8AX

27 Sep '23

The above are all actual Resi projects in and around Barnet. Projects have been anonymised in accordance with GDPR data regulations.

Average construction costs for the Hampstead Garden Suburb area

In the last year, the construction costs we've seen for the Hampstead Garden Suburb area are as follows:



Side Infill




First Floor


Try our Construction Cost calculator

Here's just a few projects we've done near Hampstead Garden Suburb

West End Lane

West End Lane

Ground floor rear
Completed 2020
Planning authority Barnet

Ashurst Road

Ashurst Road

Ground floor rear
Completed 2021
Planning authority Barnet

Why people near Hampstead Garden Suburb love Resi

Over 8400 homeowners have trusted Resi with their home extensions — that’s more than any other architect in the UK.

Came across Resi in 2017 and have to say their service has been exceptional on all fronts. Prompt...


Ground floor Rear

Alexander Ell

Used to do initial design phase for a loft conversion and internal remodelling. Very helpful in t...


Loft Main dormer

The best out there

I have been with Resi now for over a year and they have looked after me well. They have helped me...


Two storey Side

Luisa Wolf

The planning permission (1st of that kind on my neighbourhood) for the extension of my house was...


Loft Main dormer

Peter Spence

So easy! Previous experience with face to face architect not great. But Resi are so easy to deal ...


Ground floor Rear

Resi are a great investment!

Resi have been great. We knew we needed help and saw a couple of “all in” firms before we found R...


Ground floor Rear

Patricia Ladly

I had my reservations about getting design plans on-line but the whole process has been very prof...


Loft Main dormer


Very impressed with the service and the attention to detail to my requirements. the team were ver...


Ground floor Rear

Freddie White

Great service, easy to use and very fast results, highly recommend. Easy process from start to fi...


Whole house New build

Absolutely Brilliant!

I was recommended to use Resi by a friend of mine. I found the whole process an absolute dream. F...


Ground floor Side infill

You'd be with the numero uno in architecture category on Trustpilot

Be more likely get an 'A-okay' with our 90% planning approval rating.

A dedicated Account Manager to help you through the process's more stressful moments

Keep your project on time & budget with our project management app

Screen-share with your designer, rather than inconvenient home visits

Get intro'd to vetted builders who've been around the (extension) block before

We use bleeding-edge new tech like laser scanners and 3D modelling software

Receive a premium service at an affordable price thanks to our proprietary technology & processes

Builders we work with in Hampstead Garden Suburb

Home Republic Limited
7 reviews
Covers Hampstead Garden Suburb