12 Court Lane, Southwark, London, SE21 7DR
About 12 Court Lane
12 Court Lane is a four-bedroom semi-detached house in Southwark, London, London (SE21 7DR). It has a recorded floor area of 140 m² (around 1508 sq ft), construction records dating it to 1900-1929 and council tax band G. The latest certificate (November 2010) shows an E (score 48), well below the UK norm with real room to improve. The latest certificate is from November 2010, so improvements made since then won't be reflected.
5 planning records sit against the property, 4 approved, 0 refused. Past consents include tree works, an extension and a loft conversion, meaningful when judging how the property has evolved. Across 2011–2017, sale prices on this property compounded at 4.5% per year. Today's modelled estimate of £2,078,000 is 29.1% above the 2017 sale price. On a £-per-square-foot basis, the last sale (£1,068/sq ft) was about 22.3% above the typical sold price in the postcode. Last sold in March 2017, so it's been off the market for around 9 years. At 140 m² it's 25.9% smaller than the typical home in the postcode (189 m² median across 18 EPCs).
What this property has
Inside
- Bedrooms4
- Utility roomYes
- CloakroomYes
Outside
- Private gardenYes
Energy performance
12 Court Lane's carbon output runs well above what efficient homes in the postcode produce.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 26 Nov 2020
EPC Rating
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, has no mains gas supply, and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £1,945 · Includes VAT
Planning history
12 Court Lane has been through 4 approved planning applications — a well-evolved property.
5 applications on record at 12 Court Lane, Southwark, London, SE21 7DR
- Aug 2010Loft ConversionFullOutcome in report
Loft conversion with rear roof extension to main roofslope and over outrigger; rooflight to side; providing additional residential accommodation.
Extension- Documents
- 11 docs on file
- Reference
- 10/AP/1500
- More recent applications — locked
- Tree WorksOct 2025Decision
- Tree WorksJun 2021Decision
+ 2 more applications in the report
Unlock 12 Court Lane, Southwark, London, SE21 7DR's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (5 on record)
- All 5 applications on this property in full
- The 42 documents, officer reports & conditions
- What the pattern means for extending or converting here
One time fee only - money back guarantee
Sales history & valuation
12 Court Lane valuation sits well clear of the typical sold price in this postcode.
£2,078,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.5% per year over 5 years.
£1,610,000
Growth on file: 4.5% per year over 5 years.
Sales timeline
6 March 2017Most recent
£1,610,000
+25.8%over 5 years16 December 2011
£1,280,000
Median price across the last 5 sales in SE21 7DR: £3,218,445 (2023–2023).
Nearby sales in SE21 7DR
18 Court Lane, Southwark, London, SE21 7DR
Sold Aug 2023
£2,310,00044 Court Lane, Southwark, London, SE21 7DR
Sold Jun 2023
£3,218,44540 Court Lane, Southwark, London, SE21 7DR
Sold Jun 2023
£3,319,75042 Court Lane, Southwark, London, SE21 7DR
Sold Jun 2023
£3,375,00038 Court Lane, Southwark, London, SE21 7DR
Sold Mar 2023
£2,975,000
Versus other Court Lane homes
On floor area, 12 Court Lane runs well behind the street norm.
Price per m²
£11,491
Street avg £8,957
Floor Area
140 m²
Street avg 219 m²
Habitable Rooms
6 rooms
Street avg 8 rooms
CO₂ Emissions
8.4 t/year
Street avg 6.6 t/year
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The neighbourhood at a glance
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.
Closest school
0.3 km
Dulwich Hamlet Junior School. 63 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
51.5dB

Night-time· 23:00 – 07:00
41.4dB







