20 Dover Flats, Old Kent Road, Southwark, London, SE1 5NJ
About 20 Dover Flats
20 Dover Flats is a two-bedroom semi-detached house in Southwark, London, London (SE1 5NJ). It has a recorded floor area of 54 m² (around 581 sq ft), construction records dating it to 1900-1929 and council tax band B. The latest certificate (September 2024) shows an E (score 54), well below the UK norm with real room to improve. When first surveyed in May 2013 the rating was F, the property has climbed 1 band since. Between certificates, lighting went from Poor to Very Good. The recommended improvements would lift it to C (score 77), a 2-band jump. At 54 m² this is the 23rd smallest of 38 units on EPC record in the building, where floor areas span 29–91 m². The building's EPC ratings span F to B across 38 units on file.
On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Across 2008–2020, sale prices on this property compounded at 5.6% per year. On a £-per-square-foot basis, the last sale (£602/sq ft) was about 61.8% above the typical sold price in the postcode. Last sale on file: £350,000 in February 2020.
What this property has
Inside
- Bedrooms2
- Bathrooms1
Building
- RefurbishedYes
Energy performance
20 Dover Flats sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £955 · Includes VAT
Planning history
20 Dover Flats has no planning applications on record.
But the area is active
8 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£373,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.6% per year over 12 years.
£350,000
Growth on file: 5.6% per year over 12 years.
Sales timeline
28 February 2020Most recent
£350,000
+40.0%over 6 years25 November 2013
£250,000
+38.1%over 5 years7 February 2008
£181,000
Median price across the last 5 sales in SE1 5NJ: £290,000 (2023–2018).
Nearby sales in SE1 5NJ
1 Dover Flats, Old Kent Road, Southwark, London, SE1 5NJ
Sold Jan 2023
£325,00021 Dover Flats, Old Kent Road, Southwark, London, SE1 5NJ
Sold Nov 2022
£273,00055 Dover Flats, Old Kent Road, Southwark, London, SE1 5NJ
Sold Oct 2022
£408,50023 Dover Flats, Old Kent Road, Southwark, London, SE1 5NJ
Sold Jul 2022
£290,00054 Dover Flats, Old Kent Road, Southwark, London, SE1 5NJ
Sold Oct 2017
£274,950
Versus other Old Kent Road homes
On epc rating, 20 Dover Flats runs well behind the street norm.
Price per m²
£6,481
Street avg £5,063
Floor Area
54 m²
Street avg 49 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
3.3 t/year
Street avg 1.9 t/year
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The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
44/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Old Kent Road / East Street — bus stop.
Closest school
0.3 km
Surrey Square Primary School. 103 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
57.4dB

Night-time· 23:00 – 07:00
46.4dB







