23 independent guides covering cost, planning, specification and choosing a company — organised by what you’re trying to work out.
Cost Guides · Planning & Regulations · Build & Specification · Comparisons & Uses · Money & Running Costs · Choosing a Company
£ Cost Guides
Real 2026 UK pricing for every type of garden room build.
Garden Room Cost UK: The Complete 2026 Price Guide
The complete 2026 price breakdown by size, material and spec.
Garden Room With Bathroom Cost UK: 2026 Guide
What a bathroom adds to your build — plumbing, drainage, cost.
Garden Room With Kitchen Cost UK: 2026 Guide
Kitchenette vs full kitchen, and what each really costs.
Granny Annexe Cost UK: 2026 Garden Annexe Price Guide
What it costs to build proper independent living space.
Garden Office Cost UK: 2026 Price Guide
Pricing a garden office built for daily, year-round use.
Garden Gym Cost UK: 2026 Price Guide
Specifying a garden gym that holds up to daily use.
Garden Music Studio Cost UK: 2026 Soundproof Studio Guide
Soundproofing and specification for a proper studio build.
Garden Bar Cost UK: 2026 Price Guide
Building an entertaining space that works year-round.
§ Planning & Regulations
Permitted development rules, building regs, and size limits.
Garden Room Planning Permission UK: The Complete Guide
Do you need planning permission? The rules, explained plainly.
Garden Room Building Regulations UK: The Complete Guide
Building regs, the 30 sqm rule, and when full approval kicks in.
Garden Room Size Guide: How Big Can Yours Be?
Maximum size without planning permission, and how to plan for it.
⚙ Build & Specification
Insulation, foundations, heating, electrics and timelines.
Insulated Garden Room Guide: Cost and What to Know
Why insulation is the upgrade that actually matters.
Garden Room Foundations & Base Cost UK
Foundation types compared, and what drives the cost.
Garden Room Heating Guide: Best Options and Costs
Heating options compared on comfort and running cost.
Garden Room Electrics Cost UK: 2026 Guide
What it costs to get power safely into your garden room.
Garden Room Timeline: How Long Does It Take to Build?
A realistic week-by-week build timeline.
⇄ Comparisons & Uses
Garden room vs the alternatives, and specific use cases.
Garden Room vs Extension: Which Is Right For You?
Cost, time and hassle compared side by side.
Garden Room for Airbnb: Cost and What to Know
Turning a garden room into short-let income.
Garden Room vs Log Cabin: What’s the Difference?
Insulated timber frame vs traditional log cabin.
◉ Money & Running Costs
Financing a build and what it costs to live with afterwards.
Garden Room Finance Options UK: What to Know
How UK buyers actually fund a garden room — no lenders, no bias.
Garden Room Running Costs & Maintenance UK
What a garden room actually costs to run and maintain.
✓ Choosing a Company
How to compare quotes and pick a company you can trust.
How to Choose a Garden Room Company in the UK
How to compare quotes and spot a company worth trusting.
Not sure where to start?
Run your numbers through the cost calculator first — it’s the fastest way to a realistic budget.