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Monken Hadley architects.
Britain's No. 1

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

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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

Ground floor Rear

Sunset View, EN5 4LB

24 Sep '20

Loft L shaped dormer

Falkland Road, EN5 4LG

08 Aug '22

Loft L shaped dormer

Falkland Road, EN5 4LG

08 Sep '22

Ground floor Side infill

Wyburn Avenue, EN5 5TG

06 Jun '23

Loft Main dormer

Puller Road, EN5 4HD

14 Jun '21

Ground floor Front

East View, EN5 5TN

05 May '21

Ground floor Wraparound

Hillside Gardens, EN5 2NJ

11 Jan '21

Ground floor Wraparound

Hillside Gardens, EN5 2NJ

23 Feb '21

Two storey Rear

Bedford Avenue, EN5 2EP

10 May '23

Two storey Rear

Bedford Avenue, EN5 2EP

03 May '23

Ground floor Rear

West End Lane, EN5 2SA

22 Dec '20

Ground floor Rear

Milton Avenue, EN5 2EX

16 Jul '19

Ground floor Wraparound

Cedar Lawn Avenue, EN5 2LW

22 Dec '22

Ground floor Wraparound

King Edward Road, EN5 5AS

05 May '20

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 Monken Hadley area

In the last year, the construction costs we've seen for the Monken Hadley area are as follows:



Side Infill




First Floor


Try our Construction Cost calculator

Here's just a few projects we've done near Monken Hadley

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 Monken Hadley 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...


Ground floor Side

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...


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

100% recommend Resi to help you through the struggles

Resi were a breathe of fresh air to work with. They are responsive, proactive, knowledgable and h...


Ground floor Side

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 Monken Hadley

Home Republic Limited
7 reviews
Covers Monken Hadley
39 Resi projects
Fittra Construction
Covers Monken Hadley
4 Resi projects
BDL Development Ltd
3 reviews
Covers Monken Hadley
11 Resi projects
N-Vico Ltd.
3 reviews
Covers Monken Hadley
8 Resi projects
Kovacs Construction Ltd
7 reviews
Covers Monken Hadley
31 Resi projects
4 You Residential Ltd
Covers Monken Hadley
6 Resi projects
Check out our vetted builders
Other architects in Monken Hadley

Ace Engineering, Dominic McKenzie Architects, AGA Associates, Architecture Ralph Kanfer, Cano Architects, KEVCADS, Easton Design Office

Postcodes we serve in and around Monken Hadley

EN1, EN2, EN3, EN4, EN5, N1, N2, N3, N4, N5, N6, N7

Speak to an expert

We’re always up for 30 min phone consultations to help you with your project.