12c, Theed Street, Lambeth, London, SE1 8ST
About 12c
12c is a two-bedroom end-of-terrace house in Lambeth, London, London (SE1 8ST). It has a recorded floor area of 65 m² (around 700 sq ft), construction records dating it to 1930-1949 and council tax band G. The latest certificate (April 2019) shows a D (score 65), on the cusp of jumping into the C band. Earlier certificates rated it C (October 2008); the latest reading is one band lower. Between certificates, roof efficiency went from Average to Good and lighting went from Very Poor to Very Good; while wall efficiency dropped from Good to Very Poor. The recommended improvements would lift it to B (score 89), a 2-band jump.
Most recent transfer: September 2019 at £1,240,000. Across the public record there are 4 sales, relatively high churn for a single property. Across 1998–2019, sale prices on this property compounded at 7.9% per year. On a £-per-square-foot basis, the last sale (£1,772/sq ft) was about 386.9% above the typical sold price in the postcode. At 65 m² it's 23.5% smaller than the typical home in the postcode (85 m² median across 24 EPCs).
What this property has
Inside
- Bedrooms2
- Bathrooms1
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Loft insulation upgraded to recommended levels
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £1,645 · Includes VAT
Planning history
12c 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
12c has more than quadrupled in price since its earliest registered sale in 1998.
£1,198,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.9% per year over 21 years.
£1,240,000
Growth on file: 7.9% per year over 21 years.
Sales timeline
8 September 2019Most recent
£1,240,000
+199.9%over 10 years20 November 2008
£413,500
+59.0%over 10 years16 July 1998
£260,000
+8.3%20 March 1998
£240,000
Median price across the last 5 sales in SE1 8ST: £850,000 (2025–2022).
Nearby sales in SE1 8ST
Waterside House, Flat 9, 12 Theed Street, Lambeth, London, SE1 8ST
Sold Mar 2025
£495,000Waterside House, Flat 4, 12 Theed Street, Lambeth, London, SE1 8ST
Sold Jan 2025
£850,0003 Theed Street, Lambeth, London, SE1 8ST
Sold Dec 2024
£1,750,00012d, Theed Street, Lambeth, London, SE1 8ST
Sold Jun 2024
£2,980,000Waterside House, Flat 2, 12 Theed Street, Lambeth, London, SE1 8ST
Sold Jul 2022
£550,000
Versus other Theed Street homes
12c is notably below the street on floor area.
Price per m²
£19,077
Street avg £10,111
Floor Area
65 m²
Street avg 121 m²
Habitable Rooms
3 rooms
Street avg 5 rooms
CO₂ Emissions
2.7 t/year
Street avg 5.0 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
0.1 km
Coin Street — bus stop.
Closest school
0.2 km
London Nautical, City of London Academy. 82 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
63.5dB

Night-time· 23:00 – 07:00
56.5dB







