Building in Raynes Park.
Raynes Park feels like a quiet suburb — streets lined with Victorian and Edwardian terraces and semi-detached houses. Infill houses from the 1930s onward complete the mix. Families often choose to improve rather than move.
- Postcode SW20
- Borough Merton
- Projects —
- Travel Under 45 min
What we deliver in Raynes Park.
Each Raynes Park street has its own typical layout — Victorian terrace, Edwardian semi, 1930s detached. We adapt the recommendation to the house, the planning context and how you actually want to live.
Side-return and rear kitchen extensions are very popular here, especially on narrow plots. Two-storey wrap-around projects add bedrooms and living space in one go.
Dormer and hip-to-gable conversions deliver an extra bedroom or home office without sacrificing garden space.
We occasionally deliver new family homes on underused plots, managing design and planning in-house.
SERVICE 01 House extensions in Raynes Park
A house extension is the biggest investment you can make in your home — it should transform how your family lives, not just add square metres. We design every extension around how you actually use your space, with a fixed, itemised price and stage-based payments so you stay in control from first sketch to handover.
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SERVICE 02 Loft conversions in Raynes Park
A loft conversion adds an entire floor without losing any garden. We design lofts as proper rooms — full-height ceilings, generous windows, en-suite bathrooms — not afterthoughts squeezed into the rafters.
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SERVICE 03 New builds in Raynes Park
New build is the most ambitious thing you can do — a chance to design exactly the home you want from the ground up. We have delivered single houses on infill plots, full plot developments, and demolition + rebuild projects. We work with leading architects or your own.
View serviceRecent work in Raynes Park.
Our Raynes Park portfolio includes side-return extensions with roof lights, a two-storey wrap-around extension and a dormer conversion for a growing family.
Common Raynes Park questions.
Things you might need to know about building in Raynes Park.
Do I need planning permission for an extension in Raynes Park?
Many extensions in Raynes Park fall under permitted development. We assess your property type, council restrictions and any conservation status on the first visit.
How long does a project in Raynes Park typically take?
From first consultation to handover: 6–9 months for a single-storey extension or loft, 9–14 months for double-storey or wrap-around. We give you a tighter estimate after the survey.
Are there conservation areas in Raynes Park?
Possibly — many Merton streets are within conservation areas which restrict materials and detailing. We have approved schemes in conservation areas across the borough.
What is a typical extension cost in Raynes Park?
Build cost in this part of London runs £2,500–£4,000 per square metre for a finished extension including kitchen and finishes. Our calculator gives a personalised estimate.
Other Merton neighbourhoods.
We deliver projects across the borough — same team, same pricing, same fixed-price contract.
Ready to start your Raynes Park project?
Free quote in 2 minutes — no callbacks, no commitment. Or talk to a real human on 0800 0432 333.