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Get started47 Court Lane is a five-bedroom semi-detached house in Southwark, London, London (SE21 7DP). It has a recorded floor area of 212 m² (around 2282 sq ft), construction records dating it to before 1900 and council tax band G. The latest certificate (May 2023) shows a C (score 75), near the top of the C band. When first surveyed in February 2010 the rating was E, the property has climbed 2 bands since. Between certificates, window efficiency went from Very Poor to Good and lighting went from Poor to Very Good; while wall efficiency dropped from Good to Very Poor and hot-water efficiency dropped from Very Good to Good. The recommended improvements would push it to B (score 84). Other recorded features include a basement. Period features are noted in the property record.
It hasn't traded since July 2010, a hold of 16 years that's notably long for the area. Sale prices here have outpaced London HPI: 11.9% per year against 0% for the wider region. Today's modelled estimate of £1,931,000 sits 61.3% above the 2010 sale of £1,197,150. On a £-per-square-foot basis, the last sale (£525/sq ft) was about 65% above the typical sold price in the postcode. 3 planning records sit against the property, 3 approved, 0 refused. Past consents include an extension and a loft conversion, meaningful when judging how the property has evolved. At 212 m² it's 19.1% larger than the typical home in the postcode (178 m² median across 7 EPCs). Its energy rating outperforms most of the postcode (better than 71% of similar EPCs).
Erection of part ground floor side infill extension; part first floor side extension with roof dormer to its rear roofslope and installation of rooflight to its top roof section; and installation of new double glazed double doors to rear elevation of the property.
47 Court Lane's estimated value is more than triple its earliest registered sale price (2004).
£1,931,000
Modelled from EPC, postcode comparables and a sale-price growth of 11.9% per year over 6 years.
£1,197,150
Growth on file: 11.9% per year over 6 years.
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Detailed AI analysis
47 Court Lane outperforms the street on co₂ emissions by a wide margin.
Price per m²
£5,647
Street avg £6,924
Floor Area
212 m²
Street avg 198 m²
Habitable Rooms
10 rooms
Rail-style transport is unusually close for this postcode.
Crime
6/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
Dulwich Village — bus stop.

Daytime· 07:00 – 23:00
51.9dB

Changes detected from historical EPC data
Hot water efficiency decreased
Window efficiency improved
Windows upgraded, improving insulation
More low energy lighting installed
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Opening up of rear and rear flank roofs to form new dormers in conjunction with a loft extension
1 more application for this property
Join to see all planning history.
12 July 2010Most recent
£1,197,150
+78.7%over 4 years29 September 2005
£670,000
+11.7%over 1 year27 May 2004
£600,000
Median price across the last 5 sales in SE21 7DP: £1,315,000 (2024–2008).
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Street avg 7 rooms
CO₂ Emissions
4.8 t/year
Street avg 8.0 t/year
SE21 7BU
Closest school
0.4 km
Dulwich Hamlet Junior School. 68 schools nearby.
Night-time· 23:00 – 07:00
41.8dB