Cowper House, Flat 21, Browning Street, Southwark, London, SE17 1DD
About Cowper House
Cowper House is a mid-terrace house in Southwark, London, London (SE17 1DD). It has a recorded floor area of 40 m² (around 431 sq ft), construction records dating it to 1930-1949 and council tax band A. At 40 m² this is the 4th smallest of 17 units on EPC record in Cowper House, where floor areas span 35–63 m². The building's EPC ratings span E to C across 17 units on file. The latest certificate (March 2018) shows a D (score 62), on the cusp of jumping into the C band.
Across 1999–2024, sale prices on this property compounded at 11.2% per year. On a £-per-square-foot basis, the last sale (£697/sq ft) was about 27.4% above the typical sold price in the postcode. At 40 m² it's 21.6% smaller than the typical home in the postcode (51 m² median across 16 EPCs). Last sale on file: £300,000 in October 2024.
Know exactly what you're buying at Cowper House
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
Planning history
Cowper House has no planning applications on record.
Notable planning nearby
2applications of note in the surrounding area
We flagged 1 thing worth checking at Cowper House
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
Price for Cowper House has grown more than fourfold since the 1999 starting point.
£287,000
Modelled from EPC, postcode comparables and a sale-price growth of 11.2% per year over 26 years.
£300,000
Growth on file: 11.2% per year over 26 years.
Sales timeline
8 October 2024Most recent
£300,000
+5.3%over 6 years30 August 2018
£285,000
+1335.8%over 19 years1 February 1999
£19,850
Median price across the last 5 sales in SE17 1DD: £362,000 (2025–2016).
Nearby sales in SE17 1DD
Cowper House, Flat 15, Browning Street, Southwark, London, SE17 1DD
Sold Mar 2025
£362,000Cowper House, Flat 8, Browning Street, Southwark, London, SE17 1DD
Sold Jun 2024
£375,000Cowper House, Flat 7, Browning Street, Southwark, London, SE17 1DD
Sold May 2024
£260,000Cowper House, Flat 3, Browning Street, Southwark, London, SE17 1DD
Sold Nov 2016
£420,000Cowper House, Flat 20, Browning Street, Southwark, London, SE17 1DD
Sold Jan 2011
£157,000
Everything we know about Cowper House, 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 Browning Street homes
Habitable Rooms for Cowper House lags the street by a wide margin.
Price per m²
£7,500
Street avg £5,783
Floor Area
40 m²
Street avg 49 m²
Habitable Rooms
2 rooms
Street avg 3 rooms
CO₂ Emissions
2.2 t/year
Street avg 2.2 t/year
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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
Larcom Street — bus stop.
Closest school
0.2 km
Robert Browning Primary School. 97 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
56.3dB

Night-time· 23:00 – 07:00
44.9dB