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Get startedAlpha House is a two-bedroom semi-detached house in Lambeth, London, London (SW4 7QN). It has a recorded floor area of 165 m² (around 1776 sq ft) and construction records dating it to 1900-1929. Tenure is freehold. It is a listed building, which means external alterations are tightly controlled but it may qualify for heritage tax reliefs. Other recorded features include a balcony. Period features are noted in the property record. At 165 m² this is the largest unit on EPC record across Alpha House (38–165 m²). The building's EPC ratings span F to C, with this unit at the top. The latest certificate (July 2022) shows a C (score 69), just inside the C band. When first surveyed in May 2012 the rating was D, the property has climbed 1 band since. Between certificates, roof efficiency went from Average to Good, hot-water efficiency went from Average to Good and lighting went from Average to Very Good; while wall efficiency dropped from Good to Very Poor.
At 165 m² the property is well over the postcode median (86 m² across 47 EPCs), placing it in the larger end of the local stock. Sale prices here have lagged London HPI: -3.8% per year against 0% for the wider region. Today's modelled estimate of £1,232,000 is 31.3% above the 2023 sale price. On a £-per-square-foot basis, the last sale (£528/sq ft) was about 66.8% above the typical sold price in the postcode. Last sale on file: £938,000 in November 2023.
Alpha House has changed hands more often than typical for the area.
£1,232,000
Modelled from EPC, postcode comparables and a sale-price growth of -3.8% per year over 26 years.
£938,000
Growth on file: -3.8% per year over 26 years.
Floor Area for Alpha House runs comfortably ahead of the street norm.
Price per m²
£5,685
Street avg £6,848
Floor Area
165 m²
Street avg 85 m²
Habitable Rooms
3 rooms
Rail-style transport is unusually close for this postcode.
Crime
9/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Belvedere Place — bus stop.

Daytime· 07:00 – 23:00
56.2dB

Changes detected from historical EPC data
Hot water efficiency improved
Roof insulation improved
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
28 November 2023Most recent
£938,000
+126.0%over 18 years9 August 2005
£415,000
+66.0%over 5 years12 January 2000
£250,000
+316.7%5 November 1999
£60,000
3 November 1999
£60,000
-97.6%over 1 year9 March 1998
£2,510,000
Median price across the last 5 sales in SW4 7QN: £790,000 (2025–2023).
3 Beta Place Lambeth London
Sold Jun 2025
Alpha House Flat 3 4 Beta Place Lambeth London
Sold May 2025
Alpha House Flat 41 4 Beta Place Lambeth London
Sold Jan 2025
Alpha House Flat 29 4 Beta Place Lambeth London
Sold Sept 2024
Alpha House Flat 20 4 Beta Place Lambeth London
Sold Dec 2023
Street avg 3 rooms
CO₂ Emissions
5.1 t/year
Street avg 3.2 t/year
SW4 7AA
Closest school
0.3 km
Sudbourne Primary School. 81 schools nearby.
Night-time· 23:00 – 07:00
46.4dB
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