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Get startedFlat B, 3 Halkin Street, London, SW1X 7DJ
About Flat B
A plain-English summary derived from public records, EPC certificates, sold prices and local data.
Flat B is a mid-terrace house in London (SW1X 7DJ). It has a recorded floor area of 68 m² (around 732 sq ft) and construction records dating it to before 1900. The latest certificate (November 2017) shows a D (score 61), on the cusp of jumping into the C band.
At 68 m² it sits well below the postcode median (99 m² across 7 EPCs), making it one of the more compact homes locally. Today's modelled estimate of £1,176,000 is 23.8% above the 2021 sale price. Sold October 2021 for £950,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Energy performance
Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.
EPC Rating
A
B
C
D
D61
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Average
CO2 Emissions
3.7 t/year
Occupancy
Rented
Sales history & valuation
Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
Current estimate
See how we calculated this£1,176,000
Modelled from EPC, postcode comparables.
Last sold (2021)
£950,000
Recorded with HM Land Registry.
Sales timeline
Launch offer · 33% off
The complete analysis of Flat B, 3 Halkin Street, London, SW1X 7DJ
Everything we know about this property, compiled into one in-depth, downloadable report.
Detailed AI analysis
An AI-written breakdown of everything that matters
Versus other Halkin Street homes
Four headline reads against 7 similar flats on this street, drawn from the latest EPC and Land Registry data.
Flat B is notably below the street on floor area.
EPC Rating
61 (D)
Street avg 59 (D)
Floor Area
68 m²
Street avg 91 m²
CO₂ Emissions
3.7 t/year
Street avg 5.1 t/year
Similar properties nearby
A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
The neighbourhood at a glance
A condensed read of the local area. Each tile links through to the full breakdown on the London district page.
Rail-style transport is unusually close for this postcode.
Crime
5/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Hyde Park Corner — bus stop.
Road noise across the postcode
Modelled day and night-time noise levels around SW1X 7DJ from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime· 07:00 – 23:00
61.9dB
Everything within walking distance
Schools, transport stops and scenic spots near this property — 86 points of interest in total.
Common questions
The questions buyers, sellers and homeowners most often ask about Flat B, 3 Halkin Street, London, SW1X 7DJ. Each answer is also embedded as structured data for search engines.
