25 Gibbs Square is a three-bedroom semi-detached house in Lambeth, London, London (SE19 1JN). It has a recorded floor area of 72 m² (around 775 sq ft), construction records dating it to 1930-1949 and council tax band C. The latest certificate (April 2016) shows a D (score 62), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since September 2014. Between certificates, roof efficiency went from Poor to Good, window efficiency went from Average to Good and hot-water efficiency went from Good to Very Good. The recommended improvements would lift it to B (score 87), a 2-band jump. The latest certificate is from April 2016, so improvements made since then won't be reflected. Other recorded features include a conservatory. The home occupies a cul-de-sac position.
Sale prices here have outpaced London HPI: 6.5% per year against 0% for the wider region. Today's modelled estimate of £579,000 is 33.1% above the 2016 sale price. On a £-per-square-foot basis, the last sale (£561/sq ft) was about 91.4% above the typical sold price in the postcode. One planning record on file: an extension approved in 2017. Past consents include an extension and a loft conversion, meaningful when judging how the property has evolved. Last changed hands 9 years ago, in December 2016.
Recommended upgrades on file would lift this property by multiple EPC bands.
This certificate is over 10 years old and is no longer valid.Expired 22 Apr 2026
Extension: Single storey · Rear of property
Application for a Certificate of Lawful Development (Proposed) with respect to the replacement of the existing conservatory with the erection of a ground floor single storey rear extension, together with a loft conversion involving the erection of a rear dormer and installation of 2 front rooflights.
25 Gibbs Square valuation sits well clear of the typical sold price in this postcode.
£579,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.5% per year over 9 years.
£435,000
Growth on file: 6.5% per year over 9 years.
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25 Gibbs Square outperforms the street on habitable rooms by a wide margin.
Price per m²
£6,042
Street avg £4,744
Floor Area
72 m²
Street avg 97 m²
Habitable Rooms
5 rooms
Rail-style transport is unusually close for this postcode.
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Salter's Hill Norwood — bus stop.

Daytime· 07:00 – 23:00
52.9dB

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Changes detected from historical EPC data
Hot water efficiency improved
Window efficiency improved
Loft insulation upgraded to recommended levels
More low energy lighting installed
Full planning data for 25 Gibbs Square, Lambeth, London, SE19 1JN
Every application and decision on this property and nearby, in full, in the report.
6 December 2016Most recent
£435,000
+74.0%over 8 years7 March 2008
£250,000
Median price across the last 5 sales in SE19 1JN: £412,000 (2025–2016).
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 4 rooms
CO₂ Emissions
3.3 t/year
Street avg 4.8 t/year
SE19 1JL
Closest school
0.4 km
Kingswood Primary School. 50 schools nearby.
Night-time· 23:00 – 07:00
43.0dB