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Get started21a is a two-bedroom semi-detached house in Wallington (SM6 8PZ). It has a recorded floor area of 60 m² (around 646 sq ft), construction records dating it to 1967-1975 and council tax band C. The latest certificate (December 2019) shows an E (score 39), well below the UK norm with real room to improve. When first surveyed in March 2011 the rating was G, the property has climbed 2 bands since. Between certificates, hot-water efficiency went from Very Poor to Poor and lighting went from Poor to Good; while window efficiency dropped from Good to Average. The recommended improvements would lift it to C (score 74), a 2-band jump. Main heating runs on electricity. At 60 m² this is the 17th smallest of 55 units on EPC record in the building, where floor areas span 15–161 m². The building's EPC ratings span F to B across 55 units on file.
Sale prices here have outpaced England HPI: 5.3% per year against 0% for the wider region. Today's modelled estimate of £305,000 is 18.2% above the 2020 sale price. On a £-per-square-foot basis, the last sale (£399/sq ft) was about 74.1% above the typical sold price in the postcode. Sold March 2020 for £258,000.
Recommended upgrades on file would lift this property by multiple EPC bands.
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£305,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.3% per year over 7 years.
£258,000
Growth on file: 5.3% per year over 7 years.
21a outperforms the street on habitable rooms by a wide margin.
Price per m²
£4,300
Street avg £2,777
Floor Area
60 m²
Street avg 61 m²
Habitable Rooms
4 rooms
Street avg 3 rooms
Rail-style transport is unusually close for this postcode.
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Elgin Road — bus stop.

Daytime· 07:00 – 23:00
52.9dB

Changes detected from historical EPC data
Hot water efficiency improved
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
27 March 2020Most recent
£258,000
+46.6%over 7 years7 November 2012
£176,000
Median price across the last 5 sales in SM6 8PZ: £300,000 (2025–2024).
CO₂ Emissions
4.7 t/year
Street avg 2.7 t/year
SM6 8BT
Closest school
0.5 km
Bandon Hill Primary School. 39 schools nearby.
Night-time· 23:00 – 07:00
43.4dB
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