Loft Renovation Cost (UK)

A loft renovation in the UK typically costs £30,000–£70,000 in 2026, with most homeowners spending around £45,000 for a mid-range finish. The final figure depends on the size of the room, the materials and fittings you choose, how much of the layout, plumbing or electrics you change, and local labour rates — so we show clear budget, mid-range and premium bands below, plus how the cost shifts across UK cities.

Loft renovation price bands

What drives the cost

• Dormer or hip-to-gable structure
• Staircase & access
• Steelwork & insulation
• Ensuite plumbing
• Building control & planning
• Local labour rates and access in your town or city

Loft renovation costs by city

Prices shift with local labour and access rates. See the city-by-city loft guides for figures where you live:

Frequently asked questions

How much does a loft renovation cost in the UK?

A loft renovation usually costs between £30,000 and £70,000 in 2026. A budget refresh starts around £30,000, a typical mid-range project lands near £45,000, and a premium, high-spec renovation can reach £70,000 or more.

What affects loft renovation cost?

The biggest cost drivers are dormer or hip-to-gable structure, staircase & access, steelwork & insulation, ensuite plumbing and building control & planning. Moving the layout or services, choosing premium materials and using specialist trades all push the price toward the upper band.

Does loft renovation cost vary by city?

Yes. Labour and access rates differ across the UK, so the same loft project costs more in London or Brighton than in the Midlands or the North. Our city pages show loft figures for each location.

Can I preview my loft before paying for the work?

Yes. With Remodelers UK you upload a photo of your existing loft, choose from more than 50 styles, and get a realistic AI redesign in about 30 seconds — so you can test colours, layouts and finishes, and agree a look before committing budget to materials or trades.

Other room cost guides