51 Heyford Avenue is a one-bedroom mid-terrace house in Lambeth, London, London (SW8 1EA). It has a recorded floor area of 47 m² (around 506 sq ft) and construction records dating it to before 1900. The latest certificate (September 2020) shows a D (score 67), on the cusp of jumping into the C band. Earlier certificates rated it C (December 2008); the latest reading is one band lower. Between certificates, lighting went from Very Poor to Very Good; while window efficiency dropped from Average to Poor. The recommended improvements would push it to C (score 76). At 47 m² this is the 2nd smallest of 23 units on EPC record in the building, where floor areas span 46–163 m². The building's EPC ratings span F to B across 23 units on file. Period features are noted in the property record. The home occupies a cul-de-sac position.
Sale prices here have outpaced London HPI: 8.3% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£988/sq ft) was about 153% above the typical sold price in the postcode. 3 planning records sit against the property, 3 approved, 0 refused. Past consents include an extension, new windows and a loft conversion, meaningful when judging how the property has evolved. Most recent transfer: August 2022 at £499,831. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Planning history includes both a loft conversion and an extension — the classic family-home expansion.
Extension: Single storey · Side of property
Erection of a single storey side infill extension to the ground floor flat with associated internal alterations. New doorway in existing rear wall and timber cladding across the back facade at ground.
Price for 51 Heyford Avenue has grown more than fourfold since the 1997 starting point.
£519,000
Modelled from EPC, postcode comparables and a sale-price growth of 8.3% per year over 25 years.
£499,831
Growth on file: 8.3% per year over 25 years.
Everything we know about this property, compiled into one in-depth, downloadable report.
Detailed analysis
A written breakdown of everything that matters
On price per m², 51 Heyford Avenue stands well clear of the street.
Price per m²
£10,635
Street avg £6,133
Floor Area
47 m²
Street avg 60 m²
Habitable Rooms
3 rooms
Rail-style transport is unusually close for this postcode.
Crime
12/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Tate Library — bus stop.

Daytime· 07:00 – 23:00
59.1dB

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Changes detected from historical EPC data
Heating controls changed
Heating controls upgraded for better temperature management
Single glazing replaced with double or better glazing
More low energy lighting installed
Installation of a disabled access ramp to the rear elevation, replacement of existing ground floor rear and flank windows with a door and the removal of a existing rear door at ground floor level to flat A
Full planning data for 51 Heyford Avenue, Lambeth, London, SW8 1EA
1 more on this property, plus every nearby application and full decision details, in the report.
25 August 2022Most recent
£499,831
+78.5%over 9 years19 December 2012
£280,000
+27.3%over 3 years3 September 2009
£220,000
+14.0%over 3 years3 February 2006
£193,000
+5.5%over 2 years24 October 2003
£183,000
+26.2%over 3 years14 April 2000
£145,000
+54.3%over 1 year21 May 1998
£93,950
+17.4%19 December 1997
£79,999
+18.5%over 7 months30 May 1997
£67,500
Median price across the last 5 sales in SW8 1EA: £590,000 (2024–2022).
Detailed EPC data
Full energy ratings, history and recommendations
Full planning history
Every application and decision on record
Comparable sales data
Plus transport, crime, schools and air quality
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Street avg 3 rooms
CO₂ Emissions
2.0 t/year
Street avg 2.5 t/year
SW8 1FY
Closest school
0.1 km
St Stephen's Church of England Primary School. 96 schools nearby.
Flood risk
Very low
From the Environment Agency.
Night-time· 23:00 – 07:00
50.2dB