Hounslow, Greater London

Home Extensions in Hounslow

Thinking about a home extension in Hounslow? Skip the endless searching — we find you a trusted local pro — no spam, no pressure, just a friendly local introduction.

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What can we help you with?

Free · no obligation · about 30 seconds

Typical Hounslow cost£25,500–£89,500
Typical timeline3–6 months
Our fee to youFree

Popular options

Home Extensions styles & ideas in Hounslow

Explore common options — then we’ll match you with a Hounslow specialist to bring it to life.

Single-Storey Rear Extension

Extends the back of the house for open-plan living.

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Wraparound Extension

Combines side and rear for a large L-shaped living area.

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Over-Structure Extension

Builds a new room above an existing single-storey part.

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Garage Conversion + Extension

Reclaim and expand under-used space.

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How much does a home extension cost in Hounslow?

Plan for roughly £25,500–£89,500 for a home extension in Hounslow, before any premium finishes. London is the most expensive part of the UK for building work, well above the national average — Greater London labour and materials are a real factor. What you pay depends mainly on single vs double storey and floor area and foundations and structural work, plus planning, glazing and finish quality. Getting two or three quotes is the best way to see a fair local price, which is exactly what our free matching service arranges.

Figures are a 2025 guide only — your matched installer will give you an accurate, no-obligation quote.

How long does it take?

On site, a home extension in Hounslow generally runs to 3–6 months.

  • Check planning permission. Most larger projects need planning and building-regs approval — check early.
  • Hire a structural engineer. Essential where load-bearing walls are removed, for safety and compliance.
  • Plan for the long term. Design for how you’ll use the space in five and ten years, not just now.

How it works

Our Working Process

Our hassle-free process takes you from enquiry to the perfect installer for your home extensions in Hounslow.

1

Fill in Our Form

Tell us what kind of project you’re planning, and your contact details.

2

Introductory Call

We’ll give you a quick call to learn more about what you need and with what budget.

3

We Match You Up

We match you with an approved installer who fits your project requirements.

Local guide

Home Extensions in Hounslow: the 2025 guide

Why a home extension makes sense in Hounslow

Across Greater London, a thoughtfully designed home extension adds comfort day to day and appeal when it’s time to sell. A well-built extension typically adds both significant living space and long-term property value.

Planning your home extension in Hounslow

Careful planning avoids the common pitfalls. Get a detailed quote, agree milestones, and don’t choose on price alone — the cheapest option often costs more in the long run. That’s why our vetting focuses on track record, not just rates.

Local know-how for Hounslow

Hounslow and the wider Greater London area are known for Victorian and Georgian terraces, flat conversions and new-build apartments on tight urban plots. Getting a home extension right in Hounslow means working with that character — party-wall agreements, borough-specific planning and widespread conservation areas all apply. A local specialist who knows Hounslow will factor all of this into your quote and design.

Choosing the right Hounslow professional

Choosing the right person is the hardest part. Rather than sifting through directories and reviews, Renomate does the legwork — we match you with a vetted Hounslow specialist for your home extension, check their credentials, and introduce you personally.

Vetted network

Trusted Hounslow home extensions specialists

We don’t just find you an installer — we find the right one. Every professional we introduce is vetted for experience, qualifications, insurance and a proven track record.

Local Extension Specialist

Professional · Qualified · Insured

Local Project Manager

Professional · Qualified · Insured

Local Planning Expert

Professional · Qualified · Insured

Hounslow questions

Home Extensions in Hounslow — FAQs

The details on cost, timing and how our free matching works in Hounslow.

How much does a home extension cost in Hounslow?
Plan for roughly £25,500–£89,500 for a home extension in Hounslow, before any premium finishes. London is the most expensive part of the UK for building work, well above the national average — Greater London labour and materials are a real factor. What you pay depends mainly on single vs double storey and floor area and foundations and structural work, plus planning, glazing and finish quality. Getting two or three quotes is the best way to see a fair local price, which is exactly what our free matching service arranges.
How long does a home extension take in Hounslow?
On site, a home extension in Hounslow generally runs to 3–6 months. Your matched installer will give you a firm schedule once they’ve seen the project.
Do I need planning permission for a home extension in Hounslow?
It depends on the size and type of project and your property. Tight sites, party-wall agreements with neighbours and borough-specific planning rules make an experienced local specialist especially valuable. Your matched Hounslow specialist will tell you exactly what applies and can handle approvals for you.
Is Renomate’s home extensions matching service free in Hounslow?
Yes — it’s completely free for homeowners in Hounslow and across Greater London. We’re paid a small fee by the installer only once your project is confirmed, so we always work in your interest.
How do you choose home extensions professionals in Hounslow?
Every professional we introduce in Hounslow is vetted for experience, qualifications, insurance and customer feedback. We check the details so you deal only with trusted, proven local specialists.

Start your Hounslow project

Free, friendly, no obligation.

  • 100% Free Service
  • No Hidden Fees
  • Friendly, Expert Support
  • Installers Pay Us, Not You

Nearby

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Ready when you are

Ready for your home extensions in Hounslow?

From fresh ideas to trusted installers, we’re here to get your home renovation project moving—quick, simple, and stress-free.

Get my free quote 01952 928 231
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