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Get started51 Upper Montagu Street is a five-bedroom mid-terrace house in Westminster, London, London (W1H 1FQ). It has a recorded floor area of 218 m² (around 2347 sq ft), construction records dating it to before 1900 and council tax band H. The latest certificate (July 2023) shows a C (score 72). When first surveyed in October 2012 the rating was D, the property has climbed 1 band since. Between certificates, lighting went from Average to Very Good. The recommended improvements would push it to B (score 86). Other recorded features include a balcony. Period features are noted in the property record.
6 planning records sit against the property, 2 approved, 1 refused, 3 pending. An active application for an extension is awaiting a decision. The record references listed-building consent, which constrain future alterations. At 218 m² the property is well over the postcode median (85 m² across 6 EPCs), placing it in the larger end of the local stock. 5 bedrooms is on the larger side for this postcode, where 3 is the typical count. Sale prices here have lagged London HPI: -1.1% per year against 0% for the wider region. Today's modelled estimate of £3,625,000 is 20.8% above the 2023 sale price. On a £-per-square-foot basis, the last sale (£1,278/sq ft) was about 19.6% above the typical sold price in the postcode. Last sale on file: £3,000,000 in September 2023.
An application for new windows is currently awaiting a decision.
Details of supplementary acoustic report, detailed drawings of all new doors and windows, new first floor balconettes and investigative report of Phase 1 pursuant to condition 5, 7, 8 and 11 (part) of planning permission dated 24 October 2025 (RN: 25/03874/FULL).
51 Upper Montagu Street valuation sits well clear of the typical sold price in this postcode.
£3,625,000
Modelled from EPC, postcode comparables and a sale-price growth of -1.1% per year over 8 years.
£3,000,000
Growth on file: -1.1% per year over 8 years.
Rail-style transport is unusually close for this postcode.
Crime
8/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Marylebone Station — bus stop.

Daytime· 07:00 – 23:00
62.5dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
Extension: Rear of property
Internal alterations including lowering of the floor level to the lower ground floor; Installation of replacement modern windows with slimline double-glazed units; external alterations to front and rear elevations to reinstate window baskets; installation of an air source heat pump and replacement of existing railings at main roof level; erection of the rear extension at lower ground floor level to include a green roof; and other associated works.
4 more applications for this property
Join to see all planning history.
5 September 2023Most recent
£3,000,000
-7.7%over 7 years19 February 2016
£3,250,000
Median price across the last 5 sales in W1H 1FQ: £2,600,000 (2024–2014).
Flat 2 41 Upper Montagu Street London
Sold Mar 2024
Flat 1 41 Upper Montagu Street London
Sold Jan 2024
43 Upper Montagu Street Westminster London
Sold Apr 2021
41 Upper Montagu Street Westminster London
Sold Oct 2014
49 Upper Montagu Street Westminster London
Sold Jul 1996
W1H 1DB
Closest school
0.1 km
St Mary's Bryanston Square CofE School. 60 schools nearby.
Night-time· 23:00 – 07:00
53.3dB
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