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Get started27a is a two-bedroom mid-terrace house in Merton, London, London (SW19 7BB). It has a recorded floor area of 41 m² (around 441 sq ft) and construction records dating it to 2012-2021. At 41 m² this is the 2nd smallest of 12 units on EPC record in the building, where floor areas span 31–108 m². The building's EPC ratings span F to C, with this unit at the top. On EPC score it ranks first in the building (79 versus a worst of 25). The latest certificate (October 2025) shows a C (score 79), near the top of the C band. When first surveyed in August 2011 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Poor to Good, roof efficiency went from Average to Good and lighting went from Average to Good.
At 41 m² it sits well below the postcode median (79 m² across 11 EPCs), making it one of the more compact homes locally. On energy efficiency it sits in the top 10% of properties in this postcode. 3 planning records sit against the property, 1 approved, 0 refused. Past consents include change of use to residential, meaningful when judging how the property has evolved. Today's modelled estimate of £557,000 is 11.4% above the 2015 sale price. On a £-per-square-foot basis, the last sale (£1,133/sq ft) was about 186.7% above the typical sold price in the postcode. Last changed hands 11 years ago, in April 2015.
27a ranks among the most efficient homes in the postcode for energy use.
27a has 2 separate extension applications on the council record.
Extension: Single storey
ERECTION OF A FIRST FLOOR EXTENSION TO PROVIDE ADDITIONAL LIVING SPACE FOR ONE OF THE EXISTING GROUND FLOOR FLATS INVOLVING THE FORMATION OF A ROOF TERRACE WITH ASSOCIATED PARAPET WALL/BALUSTRADE PRIVACY SCREEN AND ALTERATIONS TO FENESTRATION OF BUILDING.
Latest sale on 27a was the highest on Land Registry record across the postcode.
£557,000
Modelled from EPC, postcode comparables.
£500,000
Recorded with HM Land Registry.
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EPC Rating for 27a runs comfortably ahead of the street norm.
EPC Rating
79 (C)
Street avg 54 (E)
Floor Area
41 m²
Street avg 76 m²
CO₂ Emissions
0.8 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
Strathearn Road — bus stop.

Daytime· 07:00 – 23:00
52.0dB

Changes detected from historical EPC data
Window efficiency improved
Wall insulation improved
Roof insulation improved
More low energy lighting installed
Cavity wall insulation installed
Roof insulation improved
Are we missing something? Tell us about home improvements to help adjust your valuation.
Extension: Single storey
ERECTION OF A FIRST FLOOR EXTENSION TO PROVIDE ADDITIONAL LIVING SPACE FOR ONE OF THE EXISTING GROUND FLOOR FLATS INVOLVING THE FORMATION OF A ROOF TERRACE WITH ASSOCIATED PARAPET WALL/BALUSTRADE PRIVACY SCREEN AND ALTERATIONS TO FENESTRATION OF BUILDING.
1 more application for this property
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29 April 2015Most recent
£500,000
Median price across the last 5 sales in SW19 7BB: £250,000 (2018–2006).
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Street avg 4.2 t/year
Habitable Rooms
3 rooms
Street avg 4 rooms
SW19 7EQ
Closest school
0.4 km
Ricards Lodge High School. 47 schools nearby.
Night-time· 23:00 – 07:00
41.4dB