Home Improvement Costs by Project and Location
Browse 196 detailed city-project guides across 14 UK location hubs. Each page starts with a dated national benchmark and then applies the stated UK Home Costs regional planning model.
Data review: 1 September 2026 · 14 project types · 14 location hubs · 196 regional guides
Compare regions by projectRead the regional methodology →
House Extension Cost
£1,800–£3,000 per m² national benchmark before VAT. Choose a city to see the local planning model and worked examples.
Loft Conversion Cost
£22,500–£80,000 across common 2026 conversion types. Choose a city to see the local planning model and worked examples.
Roof Replacement Cost
£4,000–£19,000 for most roof replacements; £8,000 UK average. Choose a city to see the local planning model and worked examples.
House Rewire Cost
£3,000–£12,500 across common flats and houses. Choose a city to see the local planning model and worked examples.
New Boiler Cost
£2,500–£4,000 like-for-like combi; £3,000–£15,000 broader installed projects. Choose a city to see the local planning model and worked examples.
Solar Panel Cost
£6,000–£10,000 for 3–6 kW solar-only systems; about £8,000 for 4 kW. Choose a city to see the local planning model and worked examples.
Kitchen Renovation Cost
£5,250–£28,400 current fitted-kitchen range; £10,550 UK average. Choose a city to see the local planning model and worked examples.
Bathroom Renovation Cost
£5,500–£8,000 typical new bathroom; £7,000 UK average; £14,000+ high-end. Choose a city to see the local planning model and worked examples.
Window Replacement Cost
£500–£5,000+ per double-glazed window by type; £8,000–£15,000 for a typical 3-bed house. Choose a city to see the local planning model and worked examples.
Home Insulation Cost
£654–£1,206 for common loft-quilt examples; £950–£4,600 cavity-wall examples by property type. Choose a city to see the local planning model and worked examples.
EV Charger Installation Cost
about £1,000 typical home installation; eligible 2026 OZEV grants cover 75% up to £500 per socket. Choose a city to see the local planning model and worked examples.
External Wall Insulation Cost
£150–£200 per m² installed; £6,000–£30,000+ across common property examples. Choose a city to see the local planning model and worked examples.
National external wall insulation cost guide →Open calculator →
Underfloor Heating Cost
£50–£110 per m² across electric and wet new-build or renovation systems; £3,000–£13,000 for many full-property installs. Choose a city to see the local planning model and worked examples.
Consumer Unit Replacement Cost
about £485 for a typical installed 10-way RCBO unit; roughly £350–£800 by circuits and property size. Choose a city to see the local planning model and worked examples.