Flat 3, 37 De Laune Street, Southwark, London, SE17 3UU
About Flat 3
Flat 3 is a mid-terrace house in Southwark, London, London (SE17 3UU). It has a recorded floor area of 34 m² (around 366 sq ft), construction records dating it to 1900-1929 and council tax band C. At 34 m² this is the 3rd smallest of 6 units on EPC record in the building, where floor areas span 20–34 m². The building's EPC ratings span D to C, with this unit at the top. On EPC score it ranks first in the building (74 versus a worst of 55). The latest certificate (March 2025) shows a C (score 74). When first surveyed in September 2019 the rating was D, the property has climbed 1 band since. Between certificates, window efficiency went from Very Poor to Average and lighting went from Average to Very Good.
At 34 m² it sits well below the postcode median (110 m² across 33 EPCs), making it one of the more compact homes locally.
Know exactly what you're buying at Flat 3
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
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Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
Flat 3's carbon output is low for the local stock.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls changed
Windows upgraded, improving insulation
More low energy lighting installed
Planning history
Flat 3 has no planning applications on record.
The full report still covers planning activity across the surrounding area.
Sales history & valuation
Flat 3 has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£324,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in SE17 3UU: £1,150,000 (2025–2019).
Nearby sales in SE17 3UU
25 De Laune Street, Southwark, London, SE17 3UU
Sold Jun 2025
£1,600,0005 De Laune Street, Southwark, London, SE17 3UU
Sold May 2024
£1,150,00032 De Laune Street, Southwark, London, SE17 3UU
Sold Aug 2023
£1,525,0003 De Laune Street, Southwark, London, SE17 3UU
Sold Mar 2022
£1,110,00016 De Laune Street, Southwark, London, SE17 3UU
Sold Sept 2019
£430,000
Everything we know about Flat 3, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
- Am I paying too much?
- Is something wrong with it?
- Is the agent's story true?
- Will it hold its value?
Versus other De Laune Street homes
Flat 3 outperforms the street on co₂ emissions by a wide margin.
EPC Rating
74 (C)
Street avg 69 (C)
Floor Area
34 m²
Street avg 43 m²
CO₂ Emissions
1.2 t/year
Street avg 1.7 t/year
Habitable Rooms
2 rooms
Street avg 2 rooms
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
19/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
Kennington Station — tram stop.
Closest school
0.1 km
Keyworth Primary School. 93 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode
Daytime· 07:00 – 23:00
56.5dB
Night-time· 23:00 – 07:00
47.3dB