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Get started31 Klea Avenue is a five-bedroom detached house in Lambeth, London, London (SW4 9HG). It has a recorded floor area of 89 m² (around 958 sq ft), construction records dating it to 1900-1929 and council tax band F. At 89 m² this is the 3rd smallest of 22 units on EPC record in the building, where floor areas span 59–246 m². The building's EPC ratings span F to C, with this unit at the top. Our model identifies extension potential, subject to local planning policy. The home occupies a cul-de-sac position. The latest certificate (October 2024) shows a C (score 77), near the top of the C band. When first surveyed in September 2012 the rating was F, the property has climbed 3 bands since. Between certificates, wall efficiency went from Very Poor to Very Good, roof efficiency went from Good to Very Good and window efficiency went from Poor to Good.
Sale prices here have outpaced London HPI: 3.4% per year against 0% for the wider region. Today's modelled estimate of £1,540,000 is 12% above the 2024 sale price. On a £-per-square-foot basis, the last sale (£1,435/sq ft) was about 221.9% above the typical sold price in the postcode. At 89 m² it sits well below the postcode median (140 m² across 21 EPCs), making it one of the more compact homes locally. Its energy rating outperforms most of the postcode (better than 71% of similar EPCs). 5 bedrooms is on the larger side for this postcode, where 3 is the typical count. Most recent transfer: May 2024 at £1,375,000. One historical planning record sits against the property in 2026.
31 Klea Avenue's carbon output is low for the local stock.
Extension: Single storey
Erection of a single storey ground floor rear/side extension.
31 Klea Avenue valuation sits well clear of the typical sold price in this postcode.
£1,540,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.4% per year over 11 years.
£1,375,000
Growth on file: 3.4% per year over 11 years.
31 Klea Avenue is notably below the street on years held.
Price per m²
£15,449
Street avg £12,850
Floor Area
89 m²
Street avg 84 m²
CO₂ Emissions
1.5 t/year
Street avg 2.5 t/year
Rail-style transport is unusually close for this postcode.
Crime
9/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Abbeville Road — bus stop.

Daytime· 07:00 – 23:00
54.9dB

Changes detected from historical EPC data
Hot water system upgraded
Wall insulation improved
More low energy lighting installed
Heating controls upgraded for better temperature management
Hot water efficiency improved
High performance glazing installed
Cavity wall insulation installed
Roof insulation improved
Are we missing something? Tell us about home improvements to help adjust your valuation.
31 May 2024Most recent
£1,375,000
+44.7%over 11 years29 April 2013
£950,000
Median price across the last 5 sales in SW4 9HG: £2,000,000 (2025–2021).
Years Held
2 years
Street avg 8 years
SW4 9LA
Closest school
0.2 km
Bonneville Primary School. 69 schools nearby.
Night-time· 23:00 – 07:00
45.6dB
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