8 Assembly Walk, Carshalton, SM5 1JH
About 8 Assembly Walk
8 Assembly Walk is a mid-terrace house in Carshalton (SM5 1JH). It has a recorded floor area of 104 m² (around 1119 sq ft), construction records dating it to 1900-1929 and council tax band B. The latest certificate (November 2022) shows a C (score 73). When first surveyed in July 2017 the rating was F, the property has climbed 3 bands since. Between certificates, wall efficiency went from Very Poor to Poor, window efficiency went from Average to Good and hot-water efficiency went from Average to Good. At 104 m² this is the 21st smallest of 23 units on EPC record in the building, where floor areas span 54–125 m². The building's EPC ratings span F to B across 23 units on file.
Today's modelled estimate of £332,000 is 45.6% below the 2023 sale of £610,000, running counter to the wider postcode trend, which makes the EPC and condition history especially worth a look. On a £-per-square-foot basis, the last sale (£545/sq ft) was about 207.9% above the typical sold price in the postcode. At 104 m² the property is well over the postcode median (77 m² across 22 EPCs), placing it in the larger end of the local stock. Last sale on file: £610,000 in February 2023.
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Upgraded to gas central heating
Hot water system upgraded
Window efficiency improved
Wall insulation improved
Planning history
8 Assembly Walk has no planning applications on record.
Notable planning nearby
5applications of note in the surrounding area
We flagged 2 things worth checking at 8 Assembly Walk
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Signs of HMO activity in the area
- Larger development activity nearby
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Sales history & valuation
Latest sale on 8 Assembly Walk was the highest on Land Registry record across the postcode.
£332,000
Modelled from EPC, postcode comparables.
£610,000
Recorded with HM Land Registry.
Sales timeline
3 February 2023Most recent
£610,000
Median price across the last 5 sales in SM5 1JH: £300,000 (2023–2009).
Nearby sales in SM5 1JH
Versus other Assembly Walk homes
On price per m², 8 Assembly Walk stands well clear of the street.
Price per m²
£5,865
Street avg £1,879
Floor Area
104 m²
Street avg 81 m²
Habitable Rooms
5 rooms
Street avg 4 rooms
CO₂ Emissions
2.9 t/year
Street avg 2.8 t/year
Similar properties nearby
The neighbourhood at a glance
Crime
14/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Thornton Road — bus stop.
Closest school
0.4 km
Tweeddale Primary School. 46 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
52.3dB

Night-time· 23:00 – 07:00
41.8dB







