3 Dewar Street, Southwark, London, SE15 4JP
About 3 Dewar Street
3 Dewar Street is a two-bedroom mid-terrace house in Southwark, London, London (SE15 4JP). It has a recorded floor area of 75 m² (around 807 sq ft), construction records dating it to 1900-1929 and council tax band D. The latest certificate (July 2021) shows an E (score 54), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since November 2009. Between certificates, roof efficiency dropped from Average to Very Poor. The recommended improvements would lift it to C (score 78), a 2-band jump. Period features are noted in the property record. Our model identifies extension potential, subject to local planning policy.
At 75 m² the property is well over the postcode median (56 m² across 31 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Sold December 2021 for £703,000. Across the public record there are 4 sales, relatively high churn for a single property. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend. Across 1997–2021, sale prices on this property compounded at 10.6% per year. Today's modelled estimate of £784,000 is 11.5% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£871/sq ft) was about 187.9% above the typical sold price in the postcode.
Know exactly what you're buying at 3 Dewar Street
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
What this property has
Inside
- Bedrooms2
- Bathrooms1
Building
- Period featuresYes
- Extension potentialPossible
Energy performance
3 Dewar Street 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
Planning history
3 Dewar Street has no planning applications on record.
Notable planning nearby
5applications of note in the surrounding area
We flagged 1 thing worth checking at 3 Dewar Street
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 3 Dewar Street has grown more than fourfold since the 1997 starting point.
£784,000
Modelled from EPC, postcode comparables and a sale-price growth of 10.6% per year over 25 years.
£703,000
Growth on file: 10.6% per year over 25 years.
Sales timeline
22 December 2021Most recent
£703,000
+116.3%over 10 years25 February 2011
£325,000
+82.1%over 9 years4 February 2002
£178,500
+213.2%over 5 years10 January 1997
£57,000
Median price across the last 5 sales in SE15 4JP: £350,000 (2025–2021).
Nearby sales in SE15 4JP
4 Dewar Street, Southwark, London, SE15 4JP
Sold Nov 2025
£775,000Flat 2, 29 Dewar Street, Southwark, London, SE15 4JP
Sold Mar 2025
£350,000Flat 9, 31 Dewar Street, Southwark, London, SE15 4JP
Sold Nov 2022
£332,00021 Dewar Street, Southwark, London, SE15 4JP
Sold Jul 2022
£960,000Flat 6, 31 Dewar Street, Southwark, London, SE15 4JP
Sold May 2021
£327,500
Everything we know about 3 Dewar Street, 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 Dewar Street homes
On habitable rooms, 3 Dewar Street runs well behind the street norm.
Price per m²
£9,373
Street avg £7,111
Floor Area
75 m²
Street avg 98 m²
Habitable Rooms
3 rooms
Street avg 5 rooms
CO₂ Emissions
3.7 t/year
Street avg 4.1 t/year
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
11/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Peckham Rye /East Dulwich Road — bus stop.
Closest school
0.0 km
Bellenden 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
54.6dB

Night-time· 23:00 – 07:00
44.3dB