A house extension in Wimbledon is the smartest way to gain extra living space without moving from this sought-after South West London village. Popular options include rear, side-return, wrap-around and double-storey extensions that add light-filled kitchens, family rooms or bedrooms while significantly increasing property value. Crest Projects has completed over 247 renovations and extensions across Wimbledon and surrounding areas since 2004, delivering seamless projects with a full 10-year guarantee.
Why Choose a House Extension in Wimbledon
Wimbledon’s mix of Victorian, Edwardian and 1930s homes offers excellent potential for extensions. Families love staying in the area for its schools, parks and village atmosphere, making more space at home the perfect solution. A well-designed extension can increase your home’s value by 15–25% while giving you the layout you need today.
Most Popular Types of House Extension in Wimbledon
- Rear extension – ideal for open-plan kitchen-diners
- Side-return extension – widens narrow terraced houses
- Wrap-around (L-shaped) extension – combines rear and side for maximum space
- Two-storey extension – adds ground-floor living plus upstairs bedrooms/bathrooms
- Loft conversion with rear dormer – often permitted development
Step-by-Step Guide to Your House Extension in Wimbledon
Step 1: Initial Consultation & Feasibility
We visit your Wimbledon home free of charge, measure the garden and plot, and discuss your family’s exact requirements.
Step 2: Concept Design & 3D Visuals
Our architects create detailed plans and realistic 3D renders so you can see the finished extension before anything is built.
Step 3: Planning & Permissions
Many single-storey rear extensions now fall under permitted development (up to 6m for semis, 8m for detached). We confirm this instantly and handle full planning applications or lawful development certificates when needed.
Step 4: Party Wall & Neighbour Liaison
We manage party wall agreements professionally, keeping neighbours fully informed and maintaining good relationships.
Step 5: Structural Engineering & Building Regulations
Chartered engineers calculate steels and foundations; everything is approved before work begins.
Step 6: Construction Phase
Our directly employed tradespeople follow a clear schedule with daily supervision, dust control and weekly progress updates.
Step 7: Final Certification & Handover
You receive Building Control completion certificate, our 10-year structural guarantee and a comprehensive care guide.
Choosing the Right Builder for Your House Extension in Wimbledon
Trust and local knowledge matter. Crest Projects is a long-established member of the National Federation of Builders, fully insured and consistently awarded Best of Houzz for service. We complete over 95% of projects on the agreed date and pride ourselves on clear communication throughout.
A recent Wimbledon Park client said: “The wrap-around extension has completely changed how we live — bright, spacious and perfectly finished.”
2025 Wimbledon Extension Design Trends
- Crittall-style internal and external doors
- Roof lanterns and slim-framed skylights
- Engineered oak flooring flowing from inside to patio
- Green or sedum roofs on flat extensions
- Bespoke joinery and built-in storage solutions
Frequently Asked Questions About House Extensions in Wimbledon
Do most extensions need planning permission in Wimbledon? No — many single-storey rear extensions are permitted development. We check your property for free.
How long does a typical house extension take? Single-storey: 12–16 weeks. Double-storey or wrap-around: 20–26 weeks from breaking ground.
Can you extend in Wimbledon Village conservation area? Yes. We regularly secure approval using sympathetic materials and sensitive design.
Will an extension affect my council tax band? Only if it adds a bedroom. We advise early so you can plan accordingly.
What if I share a party wall? We appoint surveyors and handle the entire party wall process at no extra stress to you.
A professionally designed and built house extension in Wimbledon delivers the extra space your family needs while enhancing both lifestyle and long-term value. With an experienced local team that understands Merton planning rules and Wimbledon’s unique character, the process is smooth and the finished result outstanding.
Ready to add the space you’ve always wanted? Contact Crest Projects today for your complimentary design consultation. Visit https://crestprojects.co.uk/ or call our friendly team — let’s transform your Wimbledon home together.
