Cost guides › Loft conversion › London

United Kingdom

Loft conversion cost in London

Most homeowners pay £43,200 – £72,000 (mid-range, typical £55,400, including VAT), 7% above the national average.

Most homeowners pay

£43,200 – £72,000London · 30 m² · incl. VAT
Typical: £55,400
Labour £27,445Materials £18,704Work hours: 660.7

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m²
Local wage data

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mid-range, typical

Price levels in London

TypicalLabourMaterials
Basic£47,000
£36,600 – £61,000
£23,663£15,466
Mid-range£55,400
£43,200 – £72,000
£27,445£18,704
Premium£61,100
£47,700 – £79,500
£29,764£21,178

Why prices in London are different

Labour makes up about 59% of a mid-range loft conversion job, around 661 hours of trade work. Tradespeople in London cost about 12% more than the national average (official wage data: ONS Annual Survey of Hours and Earnings, tables 14 and 15), while materials are priced much the same across the country. That is why the total comes out 7% above the national figure.

London ranks 1 of 11 UK regions for this job, from most to least expensive.

Next to it in the price ranking

Loft conversion cost in Scotland£52,600
Loft conversion cost in South East£51,900
Loft conversion cost in East£51,400
National average£52,000

Other home projects in London

ProjectMid-range
Air conditioning cost in London£4,600
Air source heat pump cost in London£13,200
Bathroom renovation cost in London£7,350
Curved stairlift cost in London£6,550
Damp proofing cost in London£2,700
EV charger cost in London£1,000
External wall insulation cost in London£26,800
Fencing cost in London£2,900
Garage door cost in London£1,800
Garden decking cost in London£2,950
Gutter guards cost in London£850
Hot water cylinder cost in London£2,300
House rewire cost in London£7,300
New boiler cost in London£2,900
New driveway cost in London£5,850
New flooring cost in London£2,750
New kitchen cost in London£8,150
New roof cost in London£17,600
Painting and decorating cost in London£3,300
Rendering cost in London£12,200
Replacement windows cost in London£3,700
Solar panels cost in London£12,700
Stairlift cost in London£3,000
Tree removal cost in London£1,550
Underpinning cost in London£12,800
Walk-in bath cost in London£6,100
Walk-in shower cost in London£3,150

Frequently asked questions

How much does loft conversion cost in London?

A mid-range job typically costs £55,400 including VAT, with most homeowners paying between £43,200 and £72,000. A basic job is about £47,000 and a premium one about £61,100.

Is loft conversion more expensive in London than the national average?

London: 7% above the national average. Labour makes up about 59% of a mid-range loft conversion job, around 661 hours of trade work. Tradespeople in London cost about 12% more than the national average (official wage data: ONS Annual Survey of Hours and Earnings, tables 14 and 15), while materials are priced much the same across the country. That is why the total comes out 7% above the national figure.

How much of the price is labour in London?

About 59% at the mid-range level, around 661 hours of work at local rates. The rest is materials, equipment and disposal, which vary much less between regions.

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