12b, Trinity Street, London, SE1 1DB
About 12b
12b is a two-bedroom end-of-terrace house in London (SE1 1DB). It has a recorded floor area of 26 m² (around 280 sq ft) and construction records dating it to 1900-1929. The latest certificate (October 2024) shows a D (score 56), a step below the typical UK home. The rating has held steady at D across 3 certificates since June 2009. Between certificates, wall efficiency went from Very Poor to Poor, window efficiency went from Very Poor to Poor and lighting went from Very Poor to Very Good; while hot-water efficiency dropped from Good to Very Poor and main heating dropped from Good to Average. Main heating runs on electricity.
Held since February 2010 — that's 16 years off the open market, well above the local norm. Across the public record there are 4 sales, relatively high churn for a single property. Across 1997–2010, sale prices on this property compounded at 12.3% per year. Today's modelled estimate of £550,000 is 46.7% above the 2010 sale price. On a £-per-square-foot basis, the last sale (£1,340/sq ft) was about 144.8% above the typical sold price in the postcode. At 26 m² it's 23.3% smaller than the typical home in the postcode (34 m² median across 19 EPCs).
What this property has
Inside
- Bedrooms2
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating system changed
Changed to a more efficient fuel source
Heating controls changed
Hot water system changed
Single glazing replaced with double or better glazing
More low energy lighting installed
Heating system upgraded to a more efficient system
Heating controls upgraded for better temperature management
Wall insulation improved
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, has no mains gas supply, and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £1,085 · Includes VAT
Planning history
12b has no planning applications on record.
But the area is active
2 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
12b has more than quadrupled in price since its earliest registered sale in 1997.
£550,000
Modelled from EPC, postcode comparables and a sale-price growth of 12.3% per year over 12 years.
£375,000
Growth on file: 12.3% per year over 12 years.
Sales timeline
26 February 2010Most recent
£375,000
+7.2%over 2 years3 May 2007
£349,950
+41.4%over 2 years14 October 2004
£247,500
+175.0%over 6 years23 October 1997
£90,000
Median price across the last 5 sales in SE1 1DB: £335,000 (2020–2016).
Nearby sales in SE1 1DB
Flat A, 6 Trinity Street, London, SE1 1DB
Sold Oct 2020
£200,00010 Trinity Street, Southwark, London, SE1 1DB
Sold Jan 2019
£1,600,0008a, Trinity Street, London, SE1 1DB
Sold Jan 2018
£335,000Flat 4, 18 Trinity Street, London, SE1 1DB
Sold Jul 2016
£650,000Flat 1, 18 Trinity Street, London, SE1 1DB
Sold Mar 2016
£700,000
Versus other Trinity Street homes
Price per m² for 12b runs comfortably ahead of the street norm.
Price per m²
£14,423
Street avg £6,881
Floor Area
26 m²
Street avg 46 m²
Habitable Rooms
2 rooms
Street avg 3 rooms
CO₂ Emissions
2.9 t/year
Street avg 2.5 t/year
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
44/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
Borough Station — bus stop.
Closest school
0.2 km
Charles Dickens Primary School. 97 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
61.3dB

Night-time· 23:00 – 07:00
53.1dB







