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About 21 Alleyn Road
A plain-English summary derived from public records, EPC certificates, sold prices and local data.
21 Alleyn Road is a detached house in Southwark, London, London (SE21 8AB). It has a recorded floor area of 221 m² (around 2379 sq ft), construction records dating it to 1930-1949 and council tax band H. The latest certificate (August 2025) shows an E (score 42), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 79), a 2-band jump.
At 221 m² it's 15.5% smaller than the typical home in the postcode (262 m² median across 4 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 75% of similar EPCs).
Energy performance
Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.
21 Alleyn Road's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
A
B
C
D
E
E42
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Very Poor
CO2 Emissions
13.0 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.
21 Alleyn Road has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
Current estimate
See how we calculated this£2,380,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
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The complete analysis of 21 Alleyn Road, Southwark, London, SE21 8AB
Everything we know about this property, compiled into one in-depth, downloadable report.
Detailed AI analysis
Versus other Alleyn Road homes
Four headline reads against 4 similar houses on this street, drawn from the latest EPC and Land Registry data.
On epc rating, 21 Alleyn Road runs well behind the street norm.
EPC Rating
42 (E)
Street avg 63 (D)
Floor Area
221 m²
Street avg 303 m²
CO₂ Emissions
13.0 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
6/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
South Croxted Road — bus stop.
Road noise across the postcode
Modelled day and night-time noise levels around SE21 8AB from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime· 07:00 – 23:00
51.7dB
Everything within walking distance
Schools, transport stops and scenic spots near this property — 90 points of interest in total.
Common questions
The questions buyers, sellers and homeowners most often ask about 21 Alleyn Road, Southwark, London, SE21 8AB. Each answer is also embedded as structured data for search engines.