1 Leinster Square, Westminster, London, W2 4PL
About 1 Leinster Square
1 Leinster Square is an end-of-terrace house in Westminster, London, London (W2 4PL). It has a recorded floor area of 103 m² (around 1109 sq ft), construction records dating it to before 1900 and council tax band E. The latest certificate (May 2018) shows a D (score 55), a step below the typical UK home. When first surveyed in February 2009 the rating was F, the property has climbed 2 bands since. Between certificates, lighting went from Very Poor to Very Good. The recommended improvements would push it to C (score 69). At 103 m² this is the 7th smallest of 13 units on EPC record in the building, where floor areas span 42–356 m². The building's EPC ratings span E to C across 13 units on file.
At 103 m² the property is well over the postcode median (53 m² across 39 EPCs), placing it in the larger end of the local stock. Most recent transfer: April 2020 at £945,000. Across the public record there are 6 sales, relatively high churn for a single property. Across 1996–2020, sale prices on this property compounded at 9.4% per year.
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Heating controls changed
Hot water system changed
More low energy lighting installed
Planning history
1 Leinster Square has no planning applications on record.
Notable planning nearby
10applications of note in the surrounding area
We flagged 2 things worth checking at 1 Leinster Square
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Signs of HMO activity in the area
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
1 Leinster Square has more than quadrupled in price since its earliest registered sale in 1996.
£1,012,000
Modelled from EPC, postcode comparables and a sale-price growth of 9.4% per year over 24 years.
£945,000
Growth on file: 9.4% per year over 24 years.
Sales timeline
29 April 2020Most recent
£945,000
+9.9%over 5 years20 October 2014
£860,000
+17.8%over 1 year12 June 2013
£730,000
+62.2%over 4 years14 May 2009
£450,000
+71.8%over 7 years21 December 2001
£262,000
+132.7%over 5 years21 July 1996
£112,600
Median price across the last 5 sales in W2 4PL: £650,000 (2025–2022).
Nearby sales in W2 4PL
Flat 1, 1 Leinster Square, London, W2 4PL
Sold Jun 2025
£27,000Flat L, 4 Leinster Square, Westminster, London, W2 4PL
Sold Sept 2024
£857,500Ground Floor Flat, 2 Leinster Square, London, W2 4PL
Sold Sept 2023
£650,00010 Leinster Square, Westminster, London, W2 4PL
Sold May 2023
£4,120,000Flat A, 4 Leinster Square, London, W2 4PL
Sold Aug 2022
£560,000
Versus other Leinster Square homes
CO₂ Emissions for 1 Leinster Square lags the street by a wide margin.
Price per m²
£9,175
Street avg £11,195
Floor Area
103 m²
Street avg 104 m²
Habitable Rooms
3 rooms
Street avg 4 rooms
CO₂ Emissions
5.2 t/year
Street avg 2.5 t/year
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
19/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Chepstow Rd / Westbourne Grove — bus stop.
Closest school
0.5 km
Hallfield Primary School. 74 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
59.6dB

Night-time· 23:00 – 07:00
50.1dB







