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Get started15 Lancaster Gardens is a six-bedroom semi-detached house in Merton, London, London (SW19 5DG). It has a recorded floor area of 332 m² (around 3574 sq ft), construction records dating it to 2012-2021 and council tax band H. The latest certificate (August 2025) returns a B (score 82), comfortably above the UK average. When first surveyed in March 2011 the rating was C, the property has climbed 1 band since. Between certificates, roof efficiency dropped from Very Good to Good and hot-water efficiency dropped from Very Good to Good. Other recorded features include outbuildings.
Sale prices here have outpaced London HPI: 9.7% per year against 0% for the wider region. Today's modelled estimate of £4,109,000 is 20.9% above the 2018 sale price. On a £-per-square-foot basis, the last sale (£951/sq ft) was about 41.4% above the typical sold price in the postcode. Most recent transfer: September 2018 at £3,400,000. Across the public record there are 4 sales, relatively high churn for a single property. 2 planning records sit against the property, 1 approved, 1 refused. Past consents include partial demolition, meaningful when judging how the property has evolved. At 332 m² it's 17% smaller than the typical home in the postcode (400 m² median across 27 EPCs).
Achieving this rating across a home of this size is uncommon — larger homes typically score lower.
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
CONSTRUCTION OF A SEMI-DETACHED PAIR OF HOUSES, AND A DETACHED HOUSE INVOLVING THE DEMOLITION OF TWO EXISTING DETACHED HOUSES
15 Lancaster Gardens has more than quadrupled in price since its earliest registered sale in 1996.
£4,109,000
Modelled from EPC, postcode comparables and a sale-price growth of 9.7% per year over 22 years.
£3,400,000
Growth on file: 9.7% per year over 22 years.
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Detailed AI analysis
CO₂ Emissions for 15 Lancaster Gardens runs comfortably ahead of the street norm.
Price per m²
£10,241
Street avg £9,766
Floor Area
332 m²
Street avg 426 m²
Habitable Rooms
7 rooms
Reported crime in the wider district is trending notably upward year-on-year.
Crime
6/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Belvedere Avenue — bus stop.

Daytime· 07:00 – 23:00
52.9dB

Changes detected from historical EPC data
Hot water system changed
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
ERECTION OF 2 X 6 AND 1 X 7 BED HOUSES, INVOLVING THE DEMOLITION OF THE TWO EXISTING HOUSES
28 September 2018Most recent
£3,400,000
+11.5%over 7 years10 August 2011
£3,050,000
+22.0%over 4 years5 April 2007
£2,500,000
+468.2%over 10 years30 August 1996
£440,000
Median price across the last 5 sales in SW19 5DG: £5,100,000 (2024–2022).
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Street avg 9 rooms
CO₂ Emissions
4.5 t/year
Street avg 8.8 t/year
SW19 5DG
Closest school
0.6 km
Bishop Gilpin CofE Primary School. 39 schools nearby.
Night-time· 23:00 – 07:00
41.5dB