45 Montagu Square Bryanston Mews East Westminster W1H 2LN
Demolition of rear two storey extension and erection of rear three storey extension including basement excavation to provide new self-contained mews dwellinghouse at 15 Bryanston Mews East; lowering of floor level of pavement vaults through excavation to provide additional habitable accommodation in association with the use of the lower ground and ground floor of No.45 Montagu Square as 2x1 bed flats.
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Progress
Application details
- Reference
- 14/05081/FULL
- Local authority
- Westminster
- Postcode
- W1H 2LN
- Ward
- BRYANSTON AND DORSET SQUARE
- Application type
- All Other
- Property type
- Flat
Key dates
- Decided
- 9 Sept 2014
Estimated project value
£75k–£175k
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: FMB / Checkatrade 2026, £2,000-£2,800/m² over a larger floor area.
Recently sold nearby
Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts.
- FLAT B, 44 MONTAGU SQUARE, LONDON, W1H 2LNFlat or maisonette · Leasehold · £2,750,00019 months ago30 Jan 2025
- BASEMENT AND GROUND FLOOR FLAT C, 44 MONTAGU SQUARE, LONDON, W1H 2LNFlat or maisonette · Leasehold · £2,200,0002 years ago3 Nov 2023
- BASEMENT AND GROUND FLOOR FLAT C, 44 MONTAGU SQUARE, LONDON, W1H 2LNFlat or maisonette · Leasehold · £1,475,00012 years ago26 Jun 2014
- THIRD FLOOR FLAT A, 44 MONTAGU SQUARE, LONDON, W1H 2LNFlat or maisonette · Leasehold · £1,275,00012 years ago6 Jun 2014
- FLAT 2, 42 MONTAGU SQUARE, LONDON, W1H 2LNFlat or maisonette · Leasehold · £1,750,00013 years ago13 Aug 2013
- FLAT 1, 42 MONTAGU SQUARE, LONDON, W1H 2LNFlat or maisonette · Leasehold · £2,938,00013 years ago5 Oct 2012
- FLAT 3, 42 MONTAGU SQUARE, LONDON, W1H 2LNFlat or maisonette · Leasehold · £695,00014 years ago14 Oct 2011
- FIRST AND SECOND FLOOR FLAT B, 44 MONTAGU SQUARE, LONDON, W1H 2LNFlat or maisonette · Leasehold · £1,935,00014 years ago27 Sept 2011
Homes here go for about £1,842,500 — the median of the last 8 market sales in W1H 2LN, £695,000 to £2,938,000.
Contains HM Land Registry data © Crown copyright and database right 2025. 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
- 45 Montagu Square Westminster W1H 2LNPermittedNext door
- 45 Montagu Square Westminster W1H 2LNPermittedNext door
- 15 Bryanston Mews East Westminster W1H 2DBPermittedNext door
- 13 Bryanston Mews East Westminster W1H 2DBPermittedNext door
- 13 Bryanston Mews East Westminster W1H 2DBPermittedNext door
- 44 Montagu Square Westminster W1H 2LNPermittedNext door