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Hounslow architects.
Britain's No. 1

Osterley 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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A planning team staffed by ex-council officers

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Hounslow planning application stats

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



UK Average


Resi's planning consultant

Danielle Price

Former Wigan Council Planning Officer
Hounslow's planning officers

Jacky Leung, Kieran Edmonds, Nathan Shephard, Antara Kumar, Masih Khairoldin, ...

95 Number of applications
20 - 136 days Submit to complete time
78 Granted applications
17 Refused applications
8w 2d Average decision time
See if you qualify for Permitted Development

We've had 78 planning applications approved in Hounslow

Two storey Rear

Nelson Gardens, TW3 3UJ

03 Mar '21

Two storey Rear

Nelson Gardens, TW3 3UJ

04 Mar '21

First floor Side

Derwent Road, TW2 7HQ

04 Jan '23

Ground floor Rear

Maswell Park Cresent, TW3 2DS

25 Jul '23

Ground floor Rear

Colonial Avenue, TW2 7EE

27 Oct '21

Ground floor Rear

Kneller Road, TW2 7DX

24 Mar '23

Ground floor Rear

Kneller Road, TW2 7DX

23 Mar '23

Loft Main dormer

Southland Way, TW3 2RH

21 Apr '22

Ground floor Side and rear

Hospital Bridge Road, TW2 6LE

25 Aug '23

Ground floor Rear

Whitton Dene, TW7 7NF

14 Jul '20

Whole house Internal alteration

Waverley Avenue, TW2 6DQ

28 Jan '21

First floor Side

Ellerman Avenue, TW2 6AQ

30 Oct '18

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

Average construction costs for the Hounslow area

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



Side Infill




First Floor


Try our Construction Cost calculator

Here's just a few projects we've done near Hounslow

Corney Road

Corney Road

Ground floor wraparound
Completed 2020
Planning authority Hounslow

Lateward Road

Lateward Road

Ground floor wraparound
Completed 2022
Planning authority Hounslow

Pontes Avenue

Pontes Avenue

Ground floor rear
Completed 2023
Planning authority Hounslow

Why people near Hounslow 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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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

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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

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Builders we work with in Hounslow

Home Republic Limited
7 reviews
Covers Hounslow
39 Resi projects
Fittra Construction
Covers Hounslow
4 Resi projects
N-Vico Ltd.
3 reviews
Covers Hounslow
8 Resi projects
Kovacs Construction Ltd
7 reviews
Covers Hounslow
31 Resi projects
4 You Residential Ltd
Covers Hounslow
6 Resi projects
Lifestyle London Design & Build Ltd
2 reviews
Covers Hounslow
7 Resi projects
Check out our vetted builders
Other architects in Hounslow

Plansing, F Line Designs, Plans Express, SSD Architecture, The Planning Man, The Plan Hub, Ace Engineering

Postcodes we serve in and around Hounslow

TW3, TW4, TW5, TW6, TW7, TW8, TW9, TW10, TW11, TW12, TW13, TW14