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Get started21 Becket Close is a detached house in Merton, London, London (SW19 2TH). It has a recorded floor area of 66 m² (around 710 sq ft), construction records dating it to 1950-1966 and council tax band C. The latest certificate (November 2025) shows a D (score 65), on the cusp of jumping into the C band. When first surveyed in January 2010 the rating was E, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Poor and hot-water efficiency went from Average to Good; while window efficiency dropped from Average to Poor. The recommended improvements would lift it to B (score 81), a 2-band jump. At 66 m² this is the 6th smallest of 24 units on EPC record in the building, where floor areas span 55–80 m². The building's EPC ratings span E to C across 24 units on file.
Recommended upgrades on file would lift this property by multiple EPC bands.
21 Becket Close has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£356,000
Modelled from EPC, postcode comparables.
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.
Everything we know about this property, compiled into one in-depth, downloadable report.
Detailed AI analysis
EPC Rating
65 (D)
Street avg 66 (D)
Floor Area
66 m²
Street avg 70 m²
CO₂ Emissions
2.6 t/year
Street avg 2.9 t/year
Rail-style transport is unusually close for this postcode.
Crime
6/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
South Wimbledon Underground Station — subway entrance.

Daytime· 07:00 – 23:00
56.4dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water system upgraded
Wall insulation improved
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
Median price across the last 5 sales in SW19 2TH: £212,500 (2018–2001).
An AI-written breakdown of everything that matters
Detailed EPC data
Full energy ratings, history and recommendations
Related properties
Comparable homes and street-level pricing
Full planning history
Every application and decision on record
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Habitable Rooms
3 rooms
Street avg 3 rooms
SW19 2TH
Closest school
0.1 km
Merton Abbey Primary School. 51 schools nearby.
Flood risk
Low
From the Environment Agency.
Night-time· 23:00 – 07:00
46.6dB