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Elephant and Castle architects.
Britain's No. 1

Elephant Park 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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Southwark planning application stats

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



UK Average


Southwark's planning officers

Becky Lambert, Alex Lambert, Liam Bullen, William Tucker, Megan Stevens, ...

218 Number of applications
0 - 212 days Submit to complete time
206 Granted applications
12 Refused applications
8w 1d Average decision time
See if you qualify for Permitted Development

We've had 206 planning applications approved in Southwark

Airspace New floor

New Kent Road, SE1 6TU

11 Jul '19

First floor Internal alteration

Bartholomew Street , SE1 4AJ

12 Apr '21

First floor Internal alteration

Bartholomew Street , SE1 4AJ

18 Mar '21

Ground floor Wraparound

Penton Place , SE17 3JS

15 Sep '23

Ground floor Side infill

Henshaw Street, SE17 1PD

22 Feb '21

Whole house Internal alteration

Kennington Lane, SE11 4HQ

08 May '18

First floor Rear over ground floor

Sutherland Walk, SE17 3EF

09 Jun '22

Two storey Rear

Sharsted Street, SE17 3TP

20 Jan '20

Ground floor Side infill

Methley Street, SE11 4AJ

26 Mar '20

Ground floor Internal alteration

Methley street, SE11 4AL

17 Sep '21

Ground floor Side infill

Dawes Street, SE17 2EG

03 Dec '20

First floor Rear

Tower Bridge Road, SE1 4TP

07 Jan '21

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

Average construction costs for the Elephant and Castle area

In the last year, the construction costs we've seen for the Elephant and Castle area are as follows:



Side Infill




First Floor


Try our Construction Cost calculator

Here's just a few projects we've done near Elephant and Castle

Landcroft Road

Landcroft Road

Ground floor side
Completed 2019
Planning authority Southwark

Ashbourne Grove

Ashbourne Grove

Ground floor wraparound
Ground floor rear
Completed 2020
Planning authority Southwark

Overhill Road

Overhill Road

Completed 2019
Planning authority Southwark

Why people near Elephant and Castle 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

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

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