Typical planning ranges in Newcastle
What the North East factor means
Our broad 0.90× regional model sits 10% below the national planning baseline. It is a UK Home Costs planning assumption rather than an externally measured city-wide price index. For projects with a large nationally priced equipment or materials component — such as solar, windows, EV chargers, insulation, underfloor heating and consumer units — the table uses only the documented share of that broad regional difference used by the corresponding calculator.
Planning considerations in Newcastle
- Exterior, roof and masonry projects should be scoped for the actual exposure and condition of the property rather than a city-wide assumption.
- Older housing can require additional investigation before rewiring, damp treatment or structural alterations are fully defined.
- Access equipment, waste handling and specialist-trade availability should be shown separately in larger project quotes.
How to use these figures
The broad regional factor is useful for planning, but site access, specialist trades and project scale can materially change a Newcastle quotation.
Start with the table to understand project scale, then use a calculator to add floor area, condition, finish level and other project-specific inputs. A postcode-aware calculator can infer the same broad region while still allowing a manual override.
Compare this region with all locations
Detailed project cost guides in Newcastle
These pages apply the same transparent regional model — or the calculator's documented moderated regional treatment where appropriate — to detailed project tables rather than publishing a single city-wide headline figure.
Extension cost
Modelled Newcastle extension cost using the current £1,800–£3,000 per m² national benchmark before VAT and the UK Home Costs North East regional planning model.
£1,800–£3,000 per m² national benchmark before VATOpen Newcastle guide →2026 regional guideLoft conversion cost
Modelled Newcastle loft conversion cost using the current £22,500–£80,000 across common 2026 conversion types and the UK Home Costs North East regional planning model.
£22,500–£80,000 across common 2026 conversion typesOpen Newcastle guide →2026 regional guideRoof replacement cost
Modelled Newcastle roof replacement cost using the current £4,000–£19,000 for most roof replacements; £8,000 UK average and the UK Home Costs North East regional planning model.
£4,000–£19,000 for most roof replacements; £8,000 UK averageOpen Newcastle guide →2026 regional guideHouse rewire cost
Modelled Newcastle house rewire cost using the current £3,000–£12,500 across common flats and houses and the UK Home Costs North East regional planning model.
£3,000–£12,500 across common flats and housesOpen Newcastle guide →2026 regional guideNew boiler cost
Modelled Newcastle new boiler cost using the current £2,500–£4,000 like-for-like combi; £3,000–£15,000 broader installed projects and the UK Home Costs North East regional planning model.
£2,500–£4,000 like-for-like combi; £3,000–£15,000 broader installed projectsOpen Newcastle guide →2026 regional guideSolar panel cost
Modelled Newcastle solar panel cost using the current £6,000–£10,000 for 3–6 kW solar-only systems; about £8,000 for 4 kW and the UK Home Costs North East regional planning model.
£6,000–£10,000 for 3–6 kW solar-only systems; about £8,000 for 4 kWOpen Newcastle guide →2026 regional guideKitchen renovation cost
Modelled Newcastle kitchen renovation cost using the current £5,250–£28,400 current fitted-kitchen range; £10,550 UK average and the UK Home Costs North East regional planning model.
£5,250–£28,400 current fitted-kitchen range; £10,550 UK averageOpen Newcastle guide →2026 regional guideBathroom renovation cost
Modelled Newcastle bathroom renovation cost using the current £5,500–£8,000 typical new bathroom; £7,000 UK average; £14,000+ high-end and the UK Home Costs North East regional planning model.
£5,500–£8,000 typical new bathroom; £7,000 UK average; £14,000+ high-endOpen Newcastle guide →2026 regional guideWindow replacement cost
Modelled Newcastle window replacement cost using the current £500–£5,000+ per double-glazed window by type; £8,000–£15,000 for a typical 3-bed house and the UK Home Costs North East regional planning model.
£500–£5,000+ per double-glazed window by type; £8,000–£15,000 for a typical 3-bed houseOpen Newcastle guide →2026 regional guideHome insulation cost
Modelled Newcastle home insulation cost using the current £654–£1,206 for common loft-quilt examples; £950–£4,600 cavity-wall examples by property type and the UK Home Costs North East regional planning model.
£654–£1,206 for common loft-quilt examples; £950–£4,600 cavity-wall examples by property typeOpen Newcastle guide →2026 regional guideEV charger cost
Modelled Newcastle ev charger cost using the current about £1,000 typical home installation; eligible 2026 OZEV grants cover 75% up to £500 per socket and the UK Home Costs North East regional planning model.
about £1,000 typical home installation; eligible 2026 OZEV grants cover 75% up to £500 per socketOpen Newcastle guide →2026 regional guideExternal wall insulation cost
Modelled Newcastle external wall insulation cost using the current £150–£200 per m² installed; £6,000–£30,000+ across common property examples and the UK Home Costs North East regional planning model.
£150–£200 per m² installed; £6,000–£30,000+ across common property examplesOpen Newcastle guide →2026 regional guideUnderfloor heating cost
Modelled Newcastle underfloor heating cost using the current £50–£110 per m² across electric and wet new-build or renovation systems; £3,000–£13,000 for many full-property installs and the UK Home Costs North East regional planning model.
£50–£110 per m² across electric and wet new-build or renovation systems; £3,000–£13,000 for many full-property installsOpen Newcastle guide →2026 regional guideConsumer unit cost
Modelled Newcastle consumer unit cost using the current about £485 for a typical installed 10-way RCBO unit; roughly £350–£800 by circuits and property size and the UK Home Costs North East regional planning model.
about £485 for a typical installed 10-way RCBO unit; roughly £350–£800 by circuits and property sizeOpen Newcastle guide →Popular calculators
House renovation
Refine the Newcastle planning range with project-specific inputs.
Open calculator →Live calculatorHouse extension
Refine the Newcastle planning range with project-specific inputs.
Open calculator →Live calculatorLoft conversion
Refine the Newcastle planning range with project-specific inputs.
Open calculator →Live calculatorGarage conversion
Refine the Newcastle planning range with project-specific inputs.
Open calculator →Live calculatorKitchen renovation
Refine the Newcastle planning range with project-specific inputs.
Open calculator →Live calculatorBathroom renovation
Refine the Newcastle planning range with project-specific inputs.
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