Flat 4, 13 High Street, Carshalton, SM5 3AP
About Flat 4
Flat 4 is a mid-terrace house in Carshalton (SM5 3AP). It has a recorded floor area of 61 m² (around 657 sq ft) and construction records dating it to 2012 onwards. The latest certificate (May 2025) returns a B (score 82), comfortably above the UK average. When first surveyed in February 2020 the rating was C, the property has climbed 1 band since. Between certificates, main heating went from Very Poor to Average; while window efficiency dropped from Very Good to Good and hot-water efficiency dropped from Average to Poor. Main heating runs on electricity. At 61 m² this is the 6th smallest of 7 units on EPC record in the building, where floor areas span 37–86 m². The building's EPC ratings span D to B, with this unit at the top.
At 61 m² the property is well over the postcode median (45 m² across 20 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the top 10% of properties in this postcode. Across 2017–2021, sale prices on this property compounded at -15.6% per year. Last sale on file: £295,000 in March 2021. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Everything you need to know about Flat 4
The true value, the hidden risks and the full sale history, in one report.
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The data behind every report
Energy performance
Flat 4 ranks among the most efficient homes in the postcode for energy use.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water system changed
Planning history
Flat 4 has no planning applications on record.
Notable planning nearby
2applications of note in the surrounding area
We flagged 1 thing worth checking at Flat 4
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.
- Larger development activity nearby
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Sales history & valuation
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£322,000
Modelled from EPC, postcode comparables and a sale-price growth of -15.6% per year over 4 years.
£295,000
Growth on file: -15.6% per year over 4 years.
Sales timeline
30 March 2021Most recent
£295,000
-50.8%over 4 years24 January 2017
£600,000
Median price across the last 5 sales in SM5 3AP: £114,000 (2023–2022).
Nearby sales in SM5 3AP
Versus other High Street homes
EPC Rating for Flat 4 runs comfortably ahead of the street norm.
Price per m²
£4,836
Street avg £5,263
Floor Area
61 m²
Street avg 50 m²
Habitable Rooms
3 rooms
Street avg 2 rooms
CO₂ Emissions
2.2 t/year
Street avg 2.5 t/year
Everything you need to know about Flat 4
The true value, the hidden risks and the full sale history, in one report.
30-day money-back guarantee
The data behind every report
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
14/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Carshalton High Street — bus stop.
Closest school
0.2 km
All Saints Carshalton Church of England Primary School. 41 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
54.0dB
Night-time· 23:00 – 07:00
45.1dB