Home Improvement Costs in Central London
Find local prices for 114 services in Greater London, London.
Regional cost multiplier: 1.5x UK average
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Choose a service to see Central London pricing
Bathroom
New Bathroom Installation
Complete bathroom design, supply and installation
From £6,750En-Suite Installation
En-suite bathroom creation or renovation
From £5,250Wet Room Installation
Fully tanked wet room with level-access shower
From £9,000Shower Room Installation
Dedicated shower room with WC and basin
From £4,500Cloakroom Installation
Downstairs WC and basin installation
From £2,700Conversions
Loft Conversion
Converting loft space into habitable room(s)
From £37,500Dormer Loft Conversion
Loft conversion with dormer window extension
From £52,500Garage Conversion
Converting garage into habitable living space
From £12,000Basement Conversion
Converting cellar or basement into living space
From £60,000Barn Conversion
Converting agricultural barn into residential property
From £120,000Driveways
Block Paving Driveway
Block paved driveway with proper sub-base
From £5,250Resin Bound Driveway
Permeable resin bound gravel driveway
From £6,000Tarmac Driveway
Machine-laid tarmacadam driveway
From £3,000Gravel Driveway
Gravel driveway with optional grid system
From £2,250Concrete Driveway
Poured concrete driveway with finish options
From £4,500Imprinted Concrete Driveway
Decorative stamped concrete with pattern and colour
From £6,000Driveway Resurfacing
Resurfacing existing driveway without full replacement
From £2,250Dropped Kerb Installation
Vehicle crossover and dropped kerb for driveway access
From £1,200Electrical
Full House Rewire
Complete electrical rewire with new consumer unit
From £6,000Consumer Unit Upgrade
Modern RCD consumer unit replacement
From £600Electrical Installation Condition Report
Comprehensive electrical safety inspection and report
From £230EV Charger Installation
Professional electric vehicle charging point installation
From £1,200Additional Sockets Installation
Additional power sockets with neat cable routing
From £150Outdoor Electrical Installation
External power supply for garden, shed or outbuilding
From £600Home Automation Installation
Smart home system including lighting, heating and security
From £2,250Extensions
Single Storey Extension
Ground floor extension to increase living space
From £37,500Double Storey Extension
Two-storey extension for significant space increase
From £67,500Rear Extension
Extension at the rear of the property
From £30,000Side Return Extension
Infill extension along side passage of property
From £22,500Wrap Around Extension
L-shaped extension combining rear and side return
From £52,500Conservatory Installation
Full conservatory design, supply and installation
From £12,000Orangery Installation
Premium orangery with solid roof perimeter and lantern
From £30,000Home Office Pod
Dedicated garden office space for remote working
From £12,000External
External Wall Insulation
EWI system with render finish for improved thermal efficiency
From £12,000Rendering
External wall rendering with modern finish options
From £4,500Repointing
Brick repointing to restore mortar joints
From £2,250Cladding Installation
External cladding in timber, composite or other materials
From £7,500Exterior Painting
Full exterior redecoration including walls and woodwork
From £3,000Pointing and Brickwork Repair
Brick replacement and mortar repair
From £1,200Outbuildings
Garage Construction
New detached or attached garage construction
From £18,000Shed Installation
Quality garden shed supply and installation
From £1,200Workshop Construction
Insulated workshop building for hobby or work use
From £12,000Carport Installation
Open-sided vehicle shelter with solid roof
From £4,500Log Cabin Installation
Quality log cabin for garden office, gym or leisure
From £9,000Heating
New Boiler Installation
Gas boiler replacement or new installation
From £3,750Boiler Replacement
Like-for-like boiler swap with minimal alterations
From £3,000Central Heating Installation
Full central heating system installation
From £6,000Radiator Installation
New radiator installation or replacement
From £300Underfloor Heating Installation
Wet or electric underfloor heating system
From £4,500Air Source Heat Pump
Air source heat pump installation for heating and hot water
From £12,000Ground Source Heat Pump
Ground source heat pump with borehole or trenches
From £27,000Power Flush
Central heating system power flush and clean
From £600Smart Thermostat Installation
WiFi smart thermostat with app control
From £300Hot Water Cylinder Replacement
Unvented or vented hot water cylinder replacement
From £1,200Interior
Plastering
Wall and ceiling plastering or re-skimming
From £600Coving Installation
Decorative coving or cornice installation
From £300Staircase Installation
New staircase supply and installation
From £3,750Flooring Installation
New floor covering installation
From £1,500Wood Floor Sanding
Hardwood floor sanding and refinishing
From £30Skirting Board Installation
Skirting board replacement or new installation
From £450Built-In Wardrobes
Custom fitted wardrobes with interior fittings
From £3,000Interior Decoration
Full room decoration including walls, ceiling and woodwork
From £450Kitchen
Landscaping
Garden Room Installation
Insulated garden room for year-round use
From £18,000Garden Landscaping
Complete garden design and landscaping project
From £7,500Patio Installation
Natural stone or porcelain patio installation
From £3,750Decking Installation
Timber or composite decking with subframe
From £3,750Artificial Grass Installation
Premium artificial lawn with proper base preparation
From £2,250Lawn Installation
New turf or seeded lawn installation
From £1,200Fencing Installation
Garden fence installation or replacement
From £1,500Garden Wall Construction
Brick or block garden wall with foundations
From £3,000Retaining Wall Construction
Structural retaining wall for sloped gardens
From £4,500Outdoor Kitchen Installation
Fully equipped outdoor cooking and dining area
From £7,500Pond Installation
Garden pond with liner, pump and planting
From £2,250Swimming Pool Installation
Outdoor swimming pool with filtration and heating
From £37,500Hot Tub Installation
Hot tub supply, base and electrical installation
From £6,000Pergola Installation
Timber or aluminium pergola structure
From £3,000Garden Lighting Installation
Professional outdoor lighting design and installation
From £1,500Renewable Energy
Solar Panel Installation
Residential solar PV system installation
From £7,500Solar Battery Storage
Home battery system to store solar energy
From £4,500Solar Thermal Installation
Solar hot water heating panel system
From £6,000Wind Turbine Installation
Domestic wind turbine for renewable electricity
From £22,500Roofing
New Roof Installation
Complete roof replacement including tiles and felt
From £7,500Roof Replacement
Replacing worn or damaged roof covering
From £6,750Flat Roof Installation
Flat roof installation using modern materials
From £2,250Roof Repair
Repairing damaged or leaking roof sections
From £300Roof Insulation
Loft or roof insulation to improve energy efficiency
From £750Fascia, Soffit & Guttering
Replacement of roofline boards and rainwater system
From £3,000Chimney Repair
Chimney stack repairs, repointing and flashing
From £750Velux Window Installation
Roof window installation for light and ventilation
From £1,800Security
Burglar Alarm Installation
Wired or wireless intruder alarm system
From £600CCTV Installation
Home CCTV camera system with recording
From £750Security Lighting Installation
Motion-activated external security lighting
From £300Smart Lock Installation
Smart door lock with keyless entry and app control
From £380Safe Installation
Home safe supply and secure installation
From £450Structural
Wall Removal
Load-bearing or non-load-bearing wall removal with steelwork
From £2,250Structural Beam Installation
Steel or timber structural beam installation
From £2,250Underpinning
Foundation strengthening and subsidence repair
From £15,000Subsidence Repair
Investigation and repair of subsidence damage
From £12,000Damp Proofing
Rising damp treatment and DPC installation
From £3,000Tanking & Waterproofing
Basement or cellar waterproofing system
From £4,500Windows & Doors
Double Glazing Installation
Full house double glazed window replacement
From £6,000Triple Glazing Installation
Premium triple glazed windows for superior insulation
From £9,000Window Replacement
Individual window replacement or upgrade
From £530Bi-Fold Doors Installation
Aluminium or uPVC bi-folding door installation
From £5,250Sliding Patio Doors
Sliding patio door replacement or installation
From £3,000French Doors Installation
Classic French door installation with sidelights
From £2,250Front Door Replacement
Composite or timber front door installation
From £1,500Composite Door Installation
High-security composite door for front or back
From £1,800Internal Door Installation
Internal door replacement including lining if needed
From £230Garage Door Installation
Up-and-over, roller or sectional garage door
From £1,200Electric Garage Door
Automated garage door with remote operation
From £2,250