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Purley architects.
Britain's No. 1

Purley Downs Golf Club may be popular, but wait until people see your new home extension.

Beverley Close, Epsom and Ewell
Benhurst Gardens, Croydon
Lebanon Road, Croydon
Kingsbridge Road, Merton
Pollards Hill South, Croydon
Lamberhurst Road, Lambeth
Clifford Road, Croydon
Queen Mary Road, Croydon
Elwill Way, Bromley
Fernlea Road, Merton
Sellincourt Road, Wandsworth
Sidney Road, Bromley

We’re Britain’s #1 architectural practice for all-things extending

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Croydon planning application stats

Applications in Purley are decided by the Croydon planning team. Our planning permission win rate is...

91%

vs 85% national average
Resi's planning consultant

Catherine Warburton

Former Frome Council Planning Officer
Croydon's planning officers

Laura Field, Alexander Green, Chris Stacey,...

233 Number of applications
213 Granted applications
20 Refused applications
0 - 372 days Submit to complete time
8w 1d Average decision time

We've had 233 applications approved in Croydon.

Approved 27 Feb '20
Ground floor rear & side 22 Bencombe Road Purley CR8 4DQ
Approved 11 Oct '24
First floor side and ground floor side 1 Selcroft Road Purley CR8 1AG
Approved 11 Apr '24
Ground floor rear 4 Foxley Lodge Dale Road Purley CR8 2EA
Approved 18 Jan '24
Ground floor rear & side 40A Monahan Avenue Purley CR8 3BA
Approved 13 Jul '23
Ground floor rear & side 105 Brancaster Lane Purley CR8 1HL
Approved 20 Sep '22
Ground floor side 5 Bencombe Road Purley CR8 4DR
Approved 22 Apr '21
Ground floor rear & side 3 Montpelier Road Purley CR8 2QE
Approved 10 Nov '20
Ground floor rear & side 4 Grasmere Road Purley CR8 1DU
Approved 27 Apr '20
Loft main dormer & conversion 5 Oakwood Avenue Purley CR8 1AR
Approved 01 May '20
Ground floor rear 1 Montpelier Road Purley CR8 2QE
Approved 30 Oct '19
Loft main dormer & conversion 5 Oakwood Avenue Purley CR8 1AR
Approved 04 Oct '19
Ground floor rear 5 Oakwood Avenue Purley CR8 1AR
Approved 30 May '24
Ground floor rear 4 Foxley Lodge Dale Road Purley CR8 2EA
Approved 13 Jun '23
Ground floor side infill 88 Mount Park Avenue South Croydon CR2 6DJ
Approved 13 May '25
Loft main dormer & hip to gable 49 Grasmere Road Purley CR8 1DY
Approved 21 May '25
Ground floor rear & side 49 Grasmere Road Purley CR8 1DY

Average construction costs for the Croydon area.

In the last year, the construction costs* we've seen for the Purley area are as follows
Rear

£k

Side Infill

£k

Loft

£k

First Floor

£k

*Costs are up to ‘first fix’ and exclude VAT

More extensions we’ve completed in Croydon

Explore designs, build costs and planning applications for more of our extensions.

Why people near you love Resi

Over 10200 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...
Ann Loft Hip To Gable With Main Dormer
Alexander Ell Used to do initial design phase for a loft conversion and internal remodelling. Very helpful in t...
Alexander 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...
Dharam Two Storey Side
Luisa Wolf The planning permission (1st of that kind on my neighbourhood) for the extension of my house was...
Luisa Loft Main Dormer
Peter Spence So easy! Previous experience with face to face architect not great. But Resi are so easy to deal ...
Peter Ground 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...
Helena Ground Rear
Patricia Ladly I had my reservations about getting design plans on-line but the whole process has been very prof...
Patricia Loft Main Dormer
STEVE BOWMAN Very impressed with the service and the attention to detail to my requirements. the team were ver...
Steve Ground Rear
Freddie White Great service, easy to use and very fast results, highly recommend. Easy process from start to fi...
Freddie 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...
Ayisha Ground Side Infill

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Builders we work with in Croydon

Lifestyle London Design & Build Ltd

5.0
2 reviews
Covers Purley
12 Resi projects

N-Vico Ltd.

4.0
5 reviews
Covers Purley
9 Resi projects

My Extension PM Ltd.

4.8
27 reviews
Covers Purley
140 Resi projects

Kovacs Construction Ltd

4.0
7 reviews
Covers Purley
37 Resi projects

Home Republic Limited

4.7
7 reviews
Covers Purley
45 Resi projects

Flow Property Service Ltd

Covers Purley
3 Resi projects
Other architects in Purley

Shape of Architecture, T3 Design Architects Ltd, Architecture and Partners, Sufair Ltd, Smoove Build, Sufair Ltd, MTA (Michael Trentham Architects)

Postcodes we serve in and around Purley

CR0, CR1, CR2, CR3, CR4, CR5, CR6, CR7, CR8, CR9, SM6, SM7

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