Flat 1, 66 High Street, Sutton, SM1 1EZ
About Flat 1
Flat 1 is a detached house in Sutton (SM1 1EZ). It has a recorded floor area of 47 m² (around 506 sq ft), construction records dating it to before 1900 and council tax band B. At 47 m² this is the smallest unit on EPC record across the building (47–77 m²). On EPC score it ranks last in the building (70 versus a best of 71). The latest certificate (July 2023) shows a C (score 70). Earlier certificates rated it B (May 2009); the latest reading is one band lower. Between certificates, wall efficiency dropped from Good to Poor and hot-water efficiency dropped from Very Good to Good.
At 47 m² it's 17.8% larger than the typical home in the postcode (40 m² median across 12 EPCs).
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls changed
Hot water efficiency decreased
Heating controls upgraded for better temperature management
Window efficiency improved
Roof insulation improved
Planning history
Flat 1 has no planning applications on record.
Notable planning nearby
19applications of note in the surrounding area
We flagged 2 things worth checking at Flat 1
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
Flat 1 has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£257,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in SM1 1EZ: £712,000 (2025–2020).
Versus other High Street homes
EPC Rating
70 (C)
Street avg 70 (C)
Floor Area
47 m²
Street avg 53 m²
CO₂ Emissions
1.9 t/year
Street avg 1.9 t/year
Habitable Rooms
3 rooms
Street avg 3 rooms
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The neighbourhood at a glance
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
Sutton Police Station — bus stop.
Closest school
0.4 km
Manor Park Primary Academy. 38 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
55.1dB

Night-time· 23:00 – 07:00
45.2dB







