Whole-house retrofit in Westminster

Social landlords in Westminster can appoint us for whole-house retrofit, from a single home to a programme. The City of Westminster still owns about 11,755 council homes here, alongside housing association stock. We work to the Decent Homes Standard and to your own specification.

Westminster at a glance

Council: City of Westminster
Region: London
Council homes: Council-owned, managed by the council
Approx. council homes: 11,755 (2020)
Housing standard: Decent Homes Standard (England)
Damp and mould timescales: Awaab's Law (since 27 Oct 2025)
Population: 269,848 (2020 estimate)
Regional price factor: 1.22 (VOA 2026)

Council housing status from Housing Revenue Account records (MHCLG and the 2012 HRA list, updated for later transfers) and council publications, checked October 2026. Population: ONS 2020 mid-year estimate.

Who owns the social homes in Westminster?

The City of Westminster still owns council homes in Westminster and manages them directly, funded through its Housing Revenue Account. The latest published figure we found is about 11,755 council homes (2020). Housing associations also own and manage social homes in the area, and we can work for both.

What do we cover in Westminster?

Coordination with your retrofit assessor and retrofit coordinator
Fabric measures: external, internal and cavity wall insulation, loft and floor insulation
Windows and doors, draught-proofing and airtightness details
Ventilation upgrades to match the improved airtightness
Heating: heat pumps, controls and emitters where specified

How do we deliver it?

Photo evidence is taken at each stage of each measure, including the details that end up hidden behind finishes, because funding audits usually ask for it.

Which rules apply in Westminster?

Replacement windows, heating systems and some electrical work are controlled under the Building Regulations. In higher-risk buildings (18 metres or 7 storeys and above, with two or more homes), building work needs Building Safety Regulator approval before it starts unless it is exempt.

Decent Homes Standard (England) · More about whole-house retrofit

What does whole-house retrofit cost in Westminster?

Our guide range for whole-house retrofit towards EPC C in Westminster is £16,450–£28,800 per home. That is the UK range of £13,500–£23,600 (published figure) adjusted by a regional cost factor of 1.22 (VOA Rating Cost Guide 2026: inner London 1.17–1.32, outer London 1.08–1.26); figures are before VAT where the source states it. Every job is priced after survey; specification, access and the condition of the homes will move the figure.

Questions about whole-house retrofit in Westminster

Does the City of Westminster still own council homes?

Which housing standard applies in Westminster?

Social homes in England must meet the Decent Homes Standard, enforced through the Regulator of Social Housing's Safety and Quality Standard. A reformed standard, confirmed in January 2026, must be met by 2035 at the latest.

Can you take on whole-house retrofit in Westminster as a subcontractor?

Yes. Main contractors working for social landlords in Westminster can engage us as a tier-2 subcontractor for whole-house retrofit, working under their systems and their client's specification.