Full house renovation cost in London (2026)
By Kristian Toth, Co-owner, Making World Beautiful · Last updated: 16 October 2026
Short answer
A full renovation with MWB costs around £2,000–£3,000 per m² of floor area. A 100 m² home is roughly £200,000–£300,000, taking 12–24 weeks.
| Home size | Typical cost | Time on site |
|---|---|---|
| 1-bed flat (50 m²) | £100,000–£150,000 | 8–12 weeks |
| 2-bed flat (75 m²) | £150,000–£225,000 | 10–14 weeks |
| 3-bed house (120 m²) | £240,000–£360,000 | 14–20 weeks |
| 4-bed house (180 m²) | £360,000–£540,000 | 18–26 weeks |
Indicative MWB prices including labour and materials. Your fixed price follows a free site visit.
What does a full renovation include?
Everything from strip-out to decoration, managed by one team.
- Rewiring and new plumbing/heating
- Structural changes and new layouts
- Kitchen and bathrooms
- Plastering, flooring, joinery and decoration
What hidden costs should I budget for?
Allow roughly 10–15% on top of the build price for fees and contingency. The most common extras in London are:
- Party wall surveyor: typically £700–£1,500 per neighbour if works affect a shared wall
- Structural engineer calculations: usually £500–£2,000
- Building control fees: commonly £800–£2,000 depending on the council
- Skip permits and parking suspensions: charged per week by the borough
- Planning or lawful development certificate fees where needed
Do I need planning permission for a renovation?
Internal works usually don't, but conservation areas, Article 4 directions and listed buildings change that. We check this with you before pricing.
Frequently asked questions
How much does a full house renovation cost in London?
Around £2,000–£3,000 per m² with MWB.
How long does a full renovation take?
Typically 12–24 weeks on site depending on size and structural work.