Basement Flat, 23 Ravensdon Street, London, SE11 4AQ
About Basement Flat
Basement Flat is a mid-terrace house in London (SE11 4AQ). It has a recorded floor area of 41 m² (around 441 sq ft) and construction records dating it to 1900-1929. The latest certificate (August 2019) shows a C (score 69), just inside the C band. The rating has held steady at C across 2 certificates since August 2009. Between certificates, lighting went from Very Poor to Average.
At 41 m² it sits well below the postcode median (120 m² across 18 EPCs), making it one of the more compact homes locally. Its energy rating outperforms most of the postcode (better than 72% of similar EPCs).
Know exactly what you're buying at Basement Flat
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Launch offer · save £5
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
More low energy lighting installed
Ventilation system changed
Planning history
Basement Flat has no planning applications on record.
Notable planning nearby
4applications of note in the surrounding area
We flagged 1 thing worth checking at Basement Flat
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
Basement Flat has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£397,000
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 SE11 4AQ: £1,403,000 (2025–2023).
Nearby sales in SE11 4AQ
25 Ravensdon Street, Lambeth, London, SE11 4AQ
Sold Feb 2025
£1,895,00035 Ravensdon Street, Lambeth, London, SE11 4AQ
Sold Sept 2024
£1,403,0007a, Ravensdon Street, Lambeth, London, SE11 4AQ
Sold Jul 2024
£435,6001c, Ravensdon Street, Lambeth, London, SE11 4AQ
Sold Oct 2023
£1,620,00031 Ravensdon Street, Lambeth, London, SE11 4AQ
Sold Sept 2022
£1,440,000
Everything we know about Basement Flat, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Larger development activity nearby

Versus other Ravensdon Street homes
CO₂ Emissions for Basement Flat runs comfortably ahead of the street norm.
EPC Rating
69 (C)
Street avg 64 (D)
Floor Area
41 m²
Street avg 76 m²
CO₂ Emissions
1.6 t/year
Street avg 3.1 t/year
Habitable Rooms
2 rooms
Street avg 3 rooms
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
8/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
Kennington Road Kennington — bus stop.
Closest school
0.3 km
Henry Fawcett Primary School. 92 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
57.4dB

Night-time· 23:00 – 07:00
48.8dB