Garden Offices in Sevenoaks that feel like a real extension of your home. Enjoy an insulated, quiet workspace with electrics, heating and fast, internet-ready cabling. We design and build to suit your garden, schedule and security needs.
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If you’re working from home near Knole House or commuting via Sevenoaks High Street, a dedicated garden office can transform your routine. Fine Landscaping creates premium outdoor workspaces that stay warm in winter and cool in summer. Every build is tailored to your plot, access and privacy, with thoughtful placement for daylight and minimal disruption. We serve TN13, TN14 and TN15 with a finish that matches high-end homes.
Sevenoaks is known for large detached houses, executive homes and characterful period properties, often with generous gardens. In Riverhead, Dunton Green, Otford and Kemsing, we regularly design offices that complement brickwork, timber detailing and established planting. Our bespoke approach suits everything from formal lawns to mature boundaries where roots and levels need careful handling. The result is a workspace that looks intentional, not like an afterthought.
We start with a site visit, then provide a clear design, specification and programme before any groundworks begin. Your garden office includes proper foundations, insulation, electrics, heating and secure doors/windows, with options for sound proofing and data cabling. We keep the build tidy and well managed, and you’ll have one point of contact throughout. Homeowners choose us for reliable timelines, premium materials and workmanship backed by a 10-year warranty.
Across Sevenoaks District we often encounter sloping gardens, mature trees and mixed ground conditions that affect foundations. We plan access and deliveries to suit narrow side passages and shared drives, and we keep parking and neighbours in mind. Where properties sit close to boundaries, we design for privacy and compliance. We also advise on planning considerations and any constraints that can apply locally.




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In Sevenoaks, most garden offices start around £18,000–£30,000 for a compact, insulated room with electrics. Mid-range bespoke builds with heating, upgraded glazing, better finishes and data cabling often fall between £30,000–£55,000. Larger, highly specified offices with enhanced sound proofing, feature cladding and complex groundworks can reach £55,000–£85,000+. Access, foundations and specification drive the final figure.
Typical build time is 3–6 weeks from start on site, depending on size and specification. Groundworks and foundations usually take several days, followed by the insulated structure, roof, doors/windows, then electrics, heating and internal finishes. Bespoke joinery, sound proofing, complex levels or restricted access in TN13–TN15 can add time. We provide a realistic programme before work begins and keep you updated throughout.
Many garden offices can be built under permitted development, especially if they’re single-storey and within height and boundary limits. However, rules can change based on location, listed buildings, conservation areas, or if you plan to use the space as separate accommodation. We give planning advice, check the basics for Sevenoaks District, and can recommend when to seek formal confirmation. We also consider electrics, drainage and access requirements early.
We provide a 10-year warranty covering our workmanship and the structural integrity of the build, including key elements such as the base, framing and weatherproofing. Manufacturer warranties apply separately to products like doors, windows, roofing membranes, heaters and electrical components. We document the specification and installation so you know what’s covered. If an issue arises, we respond promptly and put it right in line with the warranty terms.
We offer bespoke designs with popular finishes such as cedar or composite cladding, painted timber, and contemporary render-style boards. Inside, options include plastered walls, acoustic panels, built-in storage and durable flooring for office chairs. You can choose upgraded insulation, sound proofing, skylights, bi-fold or sliding doors, and different heating types. We’ll guide you through layouts, glazing and finishes to suit your garden, privacy and budget.
Get your free, no-obligation quote today.