21 Blanchedowne, Southwark, London, SE5 8HT
About 21 Blanchedowne
21 Blanchedowne is a mid-terrace house in Southwark, London, London (SE5 8HT). It has a recorded floor area of 75 m² (around 807 sq ft), construction records dating it to 1930-1949 and council tax band C. The latest certificate (May 2016) shows a D (score 68), on the cusp of jumping into the C band. When first surveyed in March 2014 the rating was E, the property has climbed 1 band since. Between certificates, wall efficiency went from Poor to Good, roof efficiency went from Very Poor to Good and hot-water efficiency went from Very Poor to Good; while window efficiency dropped from Good to Average and lighting dropped from Very Good to Average. The recommended improvements would lift it to B (score 82), a 2-band jump. The latest certificate is from May 2016, so improvements made since then won't be reflected.
Know exactly what you're buying at 21 Blanchedowne
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 12 May 2026
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water system upgraded
Cavity wall insulation installed
Roof insulation improved
Low energy lighting percentage decreased
Planning history
21 Blanchedowne has no planning applications on record.
Notable planning nearby
13applications of note in the surrounding area
We flagged 2 things worth checking at 21 Blanchedowne
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.
- Signs of HMO activity in the area
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
21 Blanchedowne has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£573,000
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 SE5 8HT: £561,000 (2023–2017).
Nearby sales in SE5 8HT
19 Blanchedowne, Southwark, London, SE5 8HT
Sold Feb 2023
£450,00015 Blanchedowne, Southwark, London, SE5 8HT
Sold Jul 2020
£561,0003 Blanchedowne, Southwark, London, SE5 8HT
Sold Feb 2020
£799,95013 Blanchedowne, Southwark, London, SE5 8HT
Sold Feb 2019
£575,00010 Blanchedowne, Southwark, London, SE5 8HT
Sold Oct 2017
£395,000
Everything we know about 21 Blanchedowne, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Signs of HMO activity in the area
- Larger development activity nearby

Versus other Blanchedowne homes
On co₂ emissions, 21 Blanchedowne stands well clear of the street.
EPC Rating
68 (D)
Street avg 65 (D)
Floor Area
75 m²
Street avg 93 m²
CO₂ Emissions
2.6 t/year
Street avg 3.5 t/year
Habitable Rooms
4 rooms
Street avg 5 rooms
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
13/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Deepdene Road Herne Hill — bus stop.
Closest school
0.5 km
Bessemer Grange Primary School. 81 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
52.9dB

Night-time· 23:00 – 07:00
42.9dB