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Get started20 Venn Street is a two-bedroom mid-terrace house in Lambeth, London, London (SW4 0AT). It has a recorded floor area of 94 m² (around 1012 sq ft), construction records dating it to 1900-1929 and council tax band D. Tenure is freehold. At 94 m² this is the 20th smallest of 23 units on EPC record in the building, where floor areas span 53–107 m². The building's EPC ratings span E to C, with this unit at the top. The latest certificate (July 2025) shows a C (score 71). The recommended improvements would push it to B (score 81).
Untraded for 30 years, with the last transfer in May 1996. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. At 94 m² the property is well over the postcode median (65 m² across 22 EPCs), placing it in the larger end of the local stock. Today's modelled estimate of £769,000 sits 873.4% above the 1996 sale of £79,000. On a £-per-square-foot basis, the last sale (£78/sq ft) was about 75.9% below the postcode norm. 2 planning records sit against the property, 1 approved, 1 refused. Past consents include a loft conversion, meaningful when judging how the property has evolved.
Loft conversion involving the erection of two rear dormers and two front rooflights.
20 Venn Street's modelled value sits at over four times its earliest registered sale price (1996).
£769,000
Modelled from EPC, postcode comparables.
£79,000
Recorded with HM Land Registry.
Price per m² for 20 Venn Street lags the street by a wide margin.
Price per m²
£840
Street avg £6,850
Floor Area
94 m²
Street avg 73 m²
Habitable Rooms
3 rooms
Rail-style transport is unusually close for this postcode.
Crime
9/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
Clapham Common — bus stop.

Daytime· 07:00 – 23:00
55.4dB

Loft conversion involving the erection of a full width mansard roof extension together with 3 dormer windows and 3 front rooflights and creation of second floor roof terrace together with erection of railings.
31 May 1996Most recent
£79,000
Median price across the last 5 sales in SW4 0AT: £690,000 (2025–2020).
Street avg 3 rooms
CO₂ Emissions
2.7 t/year
Street avg 2.8 t/year
SW4 0AP
Closest school
0.1 km
Clapham Manor Primary School. 80 schools nearby.
Night-time· 23:00 – 07:00
45.4dB
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