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Get started25 Kenwyn Road is a mid-terrace house in Lambeth, London, London (SW4 7LJ). It has a recorded floor area of 137 m² (around 1475 sq ft), construction records dating it to before 1900 and council tax band F. The latest certificate (September 2015) shows an E (score 45), well below the UK norm with real room to improve. When first surveyed in April 2013 the rating was F, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Good and lighting went from Poor to Very Good. The recommended improvements would lift it to C (score 72), a 2-band jump. The latest certificate is from September 2015, so improvements made since then won't be reflected.
Sale prices here have outpaced London HPI: 6.9% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£892/sq ft) was about 57.4% above the typical sold price in the postcode. At 137 m² the property is well over the postcode median (54 m² across 39 EPCs), placing it in the larger end of the local stock. It lags the bulk of the postcode on energy efficiency (less efficient than 85% of similar EPCs). 3 planning records sit against the property, 0 approved, 2 refused. Sold August 2023 for £1,315,000.
25 Kenwyn Road's carbon output runs well above what efficient homes in the postcode produce.
This certificate is over 10 years old and is no longer valid.Expired 30 Sept 2025
A a single-storey rear extension application was refused at 25 Kenwyn Road in 2022.
Extension: Single storey · Side of property
Application for prior approval for the erection of a single storey ground floor side infill extension with dimensions of 5.80m (length), 3.00m (total maximum height) and 2.50m (height to the eaves).
Latest sale on 25 Kenwyn Road was the highest on Land Registry record across the postcode.
£1,275,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.9% per year over 24 years.
£1,315,000
Growth on file: 6.9% per year over 24 years.
On price per m², 25 Kenwyn Road stands well clear of the street.
Price per m²
£9,599
Street avg £7,035
Floor Area
137 m²
Street avg 139 m²
Habitable Rooms
8 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
Tremadoc Road — bus stop.

Daytime· 07:00 – 23:00
54.7dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water efficiency improved
Single glazing replaced with double or better glazing
More low energy lighting installed
Heating controls changed
Hot water efficiency decreased
Low energy lighting percentage decreased
Wall insulation improved
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
Extension: Single storey · Rear of property
Erection of single storey second floor rear extension.
1 more application for this property
Join to see all planning history.
7 August 2023Most recent
£1,315,000
+228.8%over 22 years8 June 2001
£400,000
+50.9%over 2 years7 June 1999
£265,000
Median price across the last 5 sales in SW4 7LJ: £625,000 (2025–2024).
Street avg 7 rooms
CO₂ Emissions
8.0 t/year
Street avg 6.4 t/year
SW4 7DZ
Closest school
0.5 km
Clapham Manor Primary School. 83 schools nearby.
Night-time· 23:00 – 07:00
43.9dB
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