How much does a full house renovation cost in the UK?

A full house renovation in the UK typically costs £20,000–£80,000+ depending on the property size, location and scope. A mid-range 3-bed semi renovation including kitchen, bathroom, rewiring and decoration costs around £30,000–£50,000. London costs are 20–40% higher.

What order should renovation work be done?

The correct order is: demolition, structural work, roofing, windows, first fix (plumbing and electrics), insulation, plastering, second fix, kitchen, tiling, flooring, bathroom, painting, and snagging. This sequence prevents rework and ensures each trade can work efficiently.

How long does a home renovation take?

A single room renovation takes 2–6 weeks. A full kitchen or bathroom takes 3–8 weeks. A whole-house renovation takes 3–6 months. Extensions add 3–6 months depending on complexity and planning requirements.

Complete Home Renovation Guide UK 2026

Everything you need to plan, budget and execute a successful home renovation — from first ideas to final snagging. Written for UK homeowners by home improvement experts.

1. Planning Your Renovation

Every successful renovation starts with a clear plan. Before approaching any tradespeople, define your goals, set a realistic budget, and understand what permissions you need.

Define your goals

What rooms, what changes, what outcome?

Set a budget + 15–20% contingency

Unexpected costs are the norm, not the exception

Check planning permission requirements

Most internal work is fine, but structural changes may need approval

Building regulations

Separate from planning — covers structural, fire, electrical and drainage standards

Create a timeline

Allow 2–4 weeks for quotes, plus lead times for materials and tradespeople

UK Building Regulations 2026 Changes→Find a Surveyor→

2. Understanding Renovation Costs

Costs vary hugely depending on location, scope and specification. Here are typical UK ranges for the most common renovation projects.

Project	Budget	Mid-Range	High-End
Kitchen renovation	£5,000	£15,000	£40,000+
Bathroom renovation	£3,000	£8,000	£20,000+
Single storey extension	£15,000	£30,000	£60,000+
Loft conversion	£20,000	£40,000	£75,000+
Garage conversion	£5,000	£12,000	£25,000+
Full house rewire	£2,500	£5,000	£8,000+
New boiler	£1,500	£3,000	£4,500+
New roof	£3,000	£7,000	£15,000+

Builder Cost Guide→Kitchen Cost Guide→Bathroom Cost Guide→Extension Cost Guide→

3. Which Tradespeople Do You Need?

Most renovations require multiple trades working in sequence. Understanding who does what prevents costly mistakes and delays.

Trade	When You Need Them
Architect / Designer	Extensions, structural changes, complex layouts	Find →
Builder	Structural work, extensions, walls, foundations	Find →
Electrician	Rewiring, new circuits, lighting, consumer unit	Find →
Plumber	Pipework, radiators, bathrooms, kitchens	Find →
Plasterer	After first fix — walls and ceilings	Find →
Kitchen Fitter	Units, worktops, appliances	Find →
Bathroom Fitter	Sanitaryware, tiling, wet rooms	Find →
Tiler	Kitchen and bathroom walls, floors	Find →
Painter & Decorator	After second fix — the finishing stage	Find →
Flooring Specialist	Carpet, laminate, LVT, hardwood	Find →