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Get startedFlat 3 is a one-bedroom end-of-terrace house in London (W1H 1JY). It has a recorded floor area of 39 m² (around 420 sq ft), construction records dating it to before 1900 and council tax band E. At 39 m² this is the 2nd smallest of 6 units on EPC record in the building, where floor areas span 37–45 m². The building's EPC ratings span D to C, with this unit at the top. The latest certificate (June 2025) shows a C (score 75), near the top of the C band. The rating has held steady at C across 2 certificates since July 2014. Between certificates, wall efficiency went from Very Poor to Poor and lighting went from Average to Good; while window efficiency dropped from Good to Poor.
Sale prices here have outpaced London HPI: 10.2% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£1,467/sq ft) was about 133.8% above the typical sold price in the postcode. On the market in November 2014 and unlisted since — roughly 12 years. Across the public record there are 4 sales, relatively high churn for a single property. Its energy rating outperforms most of the postcode (better than 80% of similar EPCs).
Flat 3's carbon output is low for the local stock.
Latest sale on Flat 3 was the highest on Land Registry record across the postcode.
£597,000
Modelled from EPC, postcode comparables and a sale-price growth of 10.2% per year over 17 years.
£616,000
Growth on file: 10.2% per year over 17 years.
Flat 3 outperforms the street on price per m² by a wide margin.
Price per m²
£15,795
Street avg £11,447
Floor Area
39 m²
Street avg 41 m²
Habitable Rooms
2 rooms
Rail-style transport is unusually close for this postcode.
Crime
8/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
Marylebone Station — bus stop.

Daytime· 07:00 – 23:00
63.5dB

Changes detected from historical EPC data
Wall insulation improved
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
7 November 2014Most recent
£616,000
+132.5%over 8 years23 February 2006
£265,000
+86.6%over 7 years22 January 1999
£142,000
+25.7%over 1 year9 June 1997
£113,000
Median price across the last 5 sales in W1H 1JY: £515,000 (2024–2010).
Street avg 2 rooms
CO₂ Emissions
1.1 t/year
Street avg 1.9 t/year
W1H 1BT
Closest school
0.1 km
St Mary's Bryanston Square CofE School. 61 schools nearby.
Night-time· 23:00 – 07:00
54.3dB
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