Build additional living space on your property in Olympic Park

A granny annexe is the ideal solution for offering a young family member their own space in your home while they save up for their own house, or to help an older relative have some independence while keeping them at a safe distance. But how much do they cost to build in Olympic Park? To see prices and availability for your job click green button.

HaMuch is Excellent

How HaMuch saves you money

Post your job for free

Post your job for free

We send your job to ALL Olympic Park extension builders

Compare quotes

Compare quotes

Available extension builders in Olympic Park reply

Save Money

Save Money

Select your affordable Olympic Park extension builder

Post your job

From £87,120

Rates verified Oct 26
Get quotes

SDS Constructions

Sean Smithers

Our building services company SDS Constructions has been established for many years and have been providing customers in Dagenham and the surroundi...

From £87,176

Get quotes

Fedora and sons Ltd

MIHAI Martolea

Member since September 2026

Fedora and sons Ltd is a trusted extension builder serving customers in Olympic Park and the surrounding area. Contact us to today to get a competi...

From £86,880

Get quotes

Can design and Construction

Erald Kanani

Member since August 2025

Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

From £87,032

Last active Nov 26
Get quotes

Major Building Contractors Ltd

Relax... you have found a reliable extension builder in Olympic Park. Major Building Contractors Ltd is a friendly and reliable company based in Ol...

From £87,400

Last active Nov 26
Get quotes

Decorating Building Service

Decorating Building Service are here to help customers who need an Extension Builder in Olympic Park. We offer a competitive rate to complete all y...

From £87,184

Last active Nov 26
Get quotes

Sz Builders

Need to find an Extension Builder near you for all your extension buildering work?

Sz Builders provides a local, trusted extension builderi...

From £87,712

Last active Nov 26
Get quotes

Render

Experienced extension builder ready to quote for your work. Render is the best extension builder in Olympic Park. No obligation free quotes and man...

From £87,224

Last active Nov 26
Get quotes

Gems Building & Maintenance Services

Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

From £87,168

Last active Nov 26
Get quotes

Sevcan Construction

Relax... you have found a reliable extension builder in Olympic Park. Sevcan Construction is a friendly and reliable company based in Olympic Park ...

From £87,272

Last active Nov 26
Get quotes

Kunshi Services UK Ltd

Kunshi Services UK Ltd is a trusted extension builder serving customers in Olympic Park and the surrounding area. Contact us to today to get a comp...

Granny Annexe Cost in Olympic Park

Estimates for granny annexe near Olympic Park

Building a granny annexe ranges from £86,880 (Can design and Construction based in Ig11) to £87,712 (Render based in IG1), but these are just estimates that can help give you an idea of who will be better value in your area.

The best thing to do is to get quotes to build a granny annexe in Olympic Park by posting a job with HaMuch. We will send it to extension builders in Olympic Park who will be happy to help you.


Estimates for common extension builder jobs in Olympic Park;

Whether you’re looking to extend your kitchen with a side return extension or you want to convert your basement into a liveable space, read our cost guides to get an idea of how much each project costs before getting a more accurate quote from our database of reliable tradespeople.

More extensions & conversions cost guides...