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About 47b
A plain-English summary derived from public records, EPC certificates, sold prices and local data.
47b is a semi-detached house in London (SW17 8SX). It has a recorded floor area of 63 m² (around 678 sq ft), construction records dating it to 1900-1929 and council tax band B. At 63 m² this is the largest unit on EPC record across the building (17–63 m²). The building's EPC ratings span E to C, with this unit at the bottom. On EPC score it ranks last in the building (51 versus a best of 74). The latest certificate (July 2021) shows an E (score 51), well below the UK norm with real room to improve. Earlier certificates rated it D (January 2011); the latest reading is one band lower. Between certificates, lighting went from Average to Very Good. The recommended improvements would push it to D (score 60).
Held since August 2000 — that's 26 years off the open market, well above the local norm. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. At 63 m² it's 20.3% smaller than the typical home in the postcode (79 m² median across 52 EPCs). On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Today's modelled estimate of £438,000 sits 309.3% above the 2000 sale of £107,000. On a £-per-square-foot basis, the last sale (£158/sq ft) was about 44.9% below the postcode norm.
Energy performance
Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.
47b sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
Current Certificate(1 of 2)
Jul 2021
EPC Rating
A
B
C
D
E
E51
F
G
Main Heating
Electric & Gas
Main Fuel
Gas
Hot Water
Good
Windows
Average
CO2 Emissions
3.6 t/year
Occupancy
Owner Occupied
Sales history & valuation
Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.
47b's modelled value sits at over four times its earliest registered sale price (2000).
Current estimate
See how we calculated this£438,000
Modelled from EPC, postcode comparables.
Last sold (2000)
£107,000
Recorded with HM Land Registry.
Sales timeline
Full property reportLaunch offer · 33% off
The complete analysis of 47b, Letchworth Street, London, SW17 8SX
Everything we know about this property, compiled into one in-depth, downloadable report.
Detailed AI analysis
Versus other Letchworth Street homes
Four headline reads against 27 similar flats on this street, drawn from the latest EPC and Land Registry data.
On epc rating, 47b runs well behind the street norm.
Price per m²
£1,698
Street avg £5,875
Floor Area
63 m²
Street avg 48 m²
Habitable Rooms
4 rooms
Street avg 3 rooms
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
8/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Hebdon Road — bus stop.
Road noise across the postcode
Modelled day and night-time noise levels around SW17 8SX from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime· 07:00 – 23:00
53.4dB
Everything within walking distance
Schools, transport stops and scenic spots near this property — 92 points of interest in total.
Common questions
The questions buyers, sellers and homeowners most often ask about 47b, Letchworth Street, London, SW17 8SX. Each answer is also embedded as structured data for search engines.