12 Gatehouse Square, Southwark, London, SE1 9HN
About 12 Gatehouse Square
12 Gatehouse Square is a mid-terrace house in Southwark, London, London (SE1 9HN). It has a recorded floor area of 86 m² (around 926 sq ft), construction records dating it to 1983-1990 and council tax band E. The latest certificate (June 2022) shows a C (score 76), near the top of the C band. When first surveyed in March 2022 the rating was E, the property has climbed 2 bands since. Between certificates, wall efficiency went from Poor to Good, hot-water efficiency went from Average to Good and lighting went from Very Poor to Very Good.
Held since November 2000 — that's 26 years off the open market, well above the local norm. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. Today's modelled estimate of £1,035,000 sits 233.9% above the 2000 sale of £310,000. On a £-per-square-foot basis, the last sale (£335/sq ft) was about 64.3% below the postcode norm.
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water system upgraded
Cavity wall insulation installed
More low energy lighting installed
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Planning history
12 Gatehouse Square 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
12 Gatehouse Square's estimated value is more than triple its earliest registered sale price (2000).
£1,035,000
Modelled from EPC, postcode comparables.
£310,000
Recorded with HM Land Registry.
Sales timeline
17 November 2000Most recent
£310,000
Median price across the last 4 sales in SE1 9HN: £700,000 (2020–1996).
Versus other Gatehouse Square homes
EPC Rating for 12 Gatehouse Square runs comfortably ahead of the street norm.
EPC Rating
76 (C)
Street avg 74 (C)
Floor Area
86 m²
Street avg 86 m²
CO₂ Emissions
2.1 t/year
Street avg 2.3 t/year
Habitable Rooms
6 rooms
Street avg 6 rooms
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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
0.1 km
Southwark Bridge / Bankside Pier — bus stop.
Closest school
0.4 km
The Cathedral School of St Saviour and St Mary Overie. 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
62.3dB

Night-time· 23:00 – 07:00
55.3dB







