Create a quiet, professional workspace steps from your back door with Garden Offices in New Cross. We design and build insulated, secure, internet-ready garden rooms with electrics and heating. Perfect for focused work, study, or a creative studio.
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New Cross has a strong creative energy, from Goldsmiths University to the cafés and music venues around New Cross station. Our garden offices give you a dedicated space for work or making, without sacrificing a bedroom. We build compact, high-performance rooms that suit SE14 gardens and busy households. Expect a clean finish, practical layouts, and year-round comfort.
Homes around Deptford, Brockley and Telegraph Hill often have long, narrow gardens and period boundaries that need careful planning. We regularly work with Victorian terraces, Georgian houses and converted flats, designing offices that respect neighbouring sightlines and maximise usable space. Sound proofing and insulation are especially valuable where gardens back onto rail lines or lively streets. Every build is tailored to your plot, access route and lifestyle.
We start with a site visit to measure, check levels, and discuss how you’ll use the room day to day. Then we handle foundations, a bespoke design, and a tidy build programme, including electrics, heating and internet-ready cabling. You’ll get clear milestones, transparent options, and workmanship backed by a 10-year warranty. Local homeowners choose us for reliable scheduling, careful neighbours-first working, and a premium finish.
Across the London Borough of Lewisham, we often see tight side access, shared boundaries and limited on-street parking, so we plan deliveries and waste removal carefully. In SE14, gardens can be sloped or have older patios that need making good before foundations go in. We design around conservation considerations where relevant and keep heights and glazing sensible for neighbours. The result: garden offices New Cross area homeowners can use immediately, with minimal disruption.




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For Garden Offices in New Cross, most projects fall between £12,000 and £35,000+ depending on size, insulation spec, glazing, and internal finish. A compact, fully insulated office with electrics typically starts around £12,000–£18,000. Larger bespoke designs with premium cladding, upgraded sound proofing, heating, and built-in storage often sit in the £20,000–£35,000+ range. We provide itemised options after a site visit.
Typical build time is 2–6 weeks from breaking ground to handover, depending on complexity. Simple, smaller rooms on straightforward foundations can be completed in around 2–3 weeks. Bespoke designs, sloping gardens, restricted access, or added features like sound proofing, extra glazing, and custom joinery can extend the programme to 4–6 weeks. Lead times for specialist doors, windows and cladding can also affect scheduling.
Many garden offices in London Borough of Lewisham can be built under permitted development, provided they meet limits on height, placement, and use (for example, incidental use to the home). However, rules can change if your property is a flat, in a conservation area, or if you need a larger footprint. We give planning advice, check the constraints for your address, and can help prepare drawings if an application is needed.
We back our workmanship with a 10-year warranty covering the build structure and installation quality, giving you confidence long after completion. This includes the core shell, weatherproofing, and key construction elements, provided the building is used and maintained as advised. Manufacturer warranties also apply to many components such as doors, windows, insulation products and electrical items. We’ll explain what’s covered and provide documentation at handover.
Your garden office can be tailored to match period homes or contemporary extensions, from timber cladding to composite boards and crisp rendered finishes. Popular options include large sliding doors, rooflights, acoustic insulation, built-in desks, and discreet external lighting. We can specify electric panel heaters or efficient alternatives, plus internet-ready cabling for stable video calls. We guide you on layouts, glazing and security to suit how you’ll work and relax.
Get your free, no-obligation quote today.