101 St Martin's Lane Westminster WC2N 4AZ
Removal of existing air-cooled chillers and air handling units, and replacement with an air source heat pump, air handling unit, acoustic attenuation, and associated works.
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Progress
Application details
- Reference
- 26/00578/FULL
- Local authority
- Westminster
- Postcode
- WC2N 4AZ
- Ward
- SJW_22
- Application type
- All Other
- Property type
- House
Key dates
- Submitted
- 18 Feb 2026
- Validated
- 18 Feb 2026
- Comments close
- 9 Apr 2026
- Target decision
- 15 Apr 2026
- Decided
- 30 Apr 2026
Estimated project value
£11k–£21k
Typical UK cost for this job type, at inner London rates (2026). Estimated from the proposal description — planning applications do not state build cost. Source: Checkatrade / GreenMatch 2026, excluding Boiler Upgrade Scheme grant.
Recently sold nearby
Nothing on this postcode has changed hands in the last two years. The sales below are for pricing rather than a lead.
- 101 ST MARTINS LANE, LONDON, WC2N 4AZOther · Leasehold · Not a standard market sale · £55,451,3204 years ago1 Oct 2021
- LOWER GROUND FLOOR PREMISES, 101 ST MARTINS LANE, LONDON, WC2N 4AZOther · Leasehold · Not a standard market sale · £244,0269 years ago24 Jul 2017
Contains HM Land Registry data © Crown copyright and database right 2021. This data is licensed under the Open Government Licence v3.0. Sales are matched by postcode, not by property, so a sale listed here may be a neighbouring address. England and Wales only.
Planning constraints
No designations recorded at this location. This is not a formal search — always confirm with the local authority before relying on it.
Designations from planning.data.gov.uk, Open Government Licence v3.0. Indicative only — not a formal local authority search.
Nearby applications
- 101 St Martin's Lane Westminster WC2N 4AZPendingNext door
- 4 Charing Cross Road Westminster WC2H 0HFPermittedAdjoining
- 4 Charing Cross Road Westminster WC2H 0HFWithdrawnAdjoining
- 99 St Martin's Lane Westminster WC2N 4AZPermittedAdjoining
- 99 St Martin's Lane Westminster WC2N 4AZPermittedAdjoining
- 97 St Martin's Lane Westminster WC2N 4ASPermittedAdjoining