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Dulwich architects.
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Dulwich Park may be popular, but wait until people see your new home extension.

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Overhill Road, Southwark →
Gracefield Gardens, Lambeth →
North Cross Road, Southwark →
Landcroft Road, Southwark →
Lamberhurst Road, Lambeth →
Derby Hill, Lewisham →
Queen Mary Road, Croydon →
The Penge House, Bromley →
Goodrich Road, Southwark →
Ashbourne Grove, Southwark →
Lambert Road, Lambeth →
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Southwark planning application stats

Applications in Dulwich are decided by the Southwark planning team. Our planning permission win rate is...

95%

vs 87% national average
Resi's planning consultant

Catherine Warburton

Former Frome Council Planning Officer
Southwark's planning officers

Hajnalka Berwick-Sayers, Nejum Hussain, Tyrell Taylor,...

283 Number of applications
269 Granted applications
14 Refused applications
0 - 498 days Submit to complete time
8w 1d Average decision time

We've had 283 applications approved in Southwark.

Approved 17 Aug '21
Ground floor front & rear 124 WOOD VALE, LONDON, SE23 3EB
Approved 05 May '21
Ground floor rear and whole house internal alteration 29 HORNIMAN DRIVE, LONDON, SE23 3BJ
Approved 15 Feb '21
Ground floor front & rear and loft no dormer 2 THE FIELDINGS, LONDON, SE23 3QA
Approved 15 May '23
Ground floor rear 107 Goodrich Road London Southwark SE22 0EP
Approved 04 Apr '22
Loft hip to gable & main dormer 240 Friern Road London Southwark SE22 0BB
Approved 14 Jan '22
Loft main dormer 38 Mount Adon Park London Southwark SE22 0DT
Approved 01 Dec '21
Ground floor rear 38 Mount Adon Park London Southwark SE22 0DT
Approved 21 Jan '21
Ground floor wraparound 129 Dunstans Road London Southwark SE22 0HD
Approved 11 Sep '20
Ground floor rear 129 Dunstans Road London Southwark SE22 0HD
Approved 16 Jun '20
Ground floor rear Flat A 199 Barry Road London Southwark SE22 0JU
Approved 13 May '20
Garden annex and two storey side 1 Rycott Path London Southwark SE22 0AA
Approved 07 Nov '22
Garage new build 38 Mount Adon Park London Southwark SE22 0DT
Approved 26 Apr '21
Ground floor rear 4 Dulwich Common London Southwark SE21 7EX
Approved 03 Dec '20
First floor rear First Floor Flat 199 Barry Road London Southwark SE22 0JU
Approved 25 Aug '20
First floor balcony Flat B 199 Barry Road London Southwark SE22 0JU
Approved 06 Sep '24
Garden annex 9 GRASSMOUNT, LONDON, SE23 3UW
Show more

Average construction costs for the Southwark area.

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

£k

Side Infill

£k

Loft

£k

First Floor

£k

Try our build cost calculator
*Costs are up to ‘first fix’ and exclude VAT

More extensions we’ve completed in Southwark

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

Why people near you love Resi

Over 10400 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 Ground Rear
Alexander Ell Used to do initial design phase for a loft conversion and internal remodelling. Very helpful in t...
Alexander Ground 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...
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 Southwark

Lifestyle London Design & Build Ltd

5.0
2 reviews
Covers Dulwich
12 Resi projects

Fittra Construction

Covers Dulwich
5 Resi projects

N-Vico Ltd.

4.0
5 reviews
Covers Dulwich
9 Resi projects

Kovacs Construction Ltd

4.0
7 reviews
Covers Dulwich
37 Resi projects

Home Republic Limited

4.8
8 reviews
Covers Dulwich
46 Resi projects

Flow Property Service Ltd

Covers Dulwich
3 Resi projects
Check out our vetted builders
Other architects in Dulwich

GM Design Consultants, Plan It UK, Well St Studio, RIBA Chartered Practice, Robert Potz Architects, Planning Property Services, Plansing, Sophie McManus Architecture

Other locations we do projects around Dulwich

Forest Hill, Sydenham Hill, East Dulwich, Upper Sydenham, Dulwich Village, Perry Vale, Honor Oak Park, Honor Oak, West Dulwich, Peckham Rye,

Postcodes we serve in and around Dulwich

SE21, SE22, SE23, SE24, SE25, SE26, SE27, SE28, DA1, DA2, DA3, DA4

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Research hub Advice centre FAQs Loft Conversion Costs UK 2025: A Complete Guide to Budgeting Your Build How much does a side return extension cost? House extension without planning permission: what are the rules? The cost of a rear extension in the UK and how to save some pennies House extensions: everything a homeowner needs to know

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