40 42, Flat 1, High Street, Sunninghill, Ascot, SL5 9NF
About 40 42
40 42 is a detached house in Sunninghill, Ascot, Ascot (SL5 9NF). It has a recorded floor area of 59 m² (around 635 sq ft) and construction records dating it to 1930-1949. The latest certificate (November 2017) shows an E (score 47), well below the UK norm with real room to improve. When first surveyed in April 2015 the rating was F, the property has climbed 1 band since. Between certificates, wall efficiency went from Poor to Average and window efficiency went from Good to Very Good. Main heating runs on electricity: electricity, unspecified tariff.
On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. 3 planning records sit against the property, 3 approved, 0 refused.
Everything you need to know about 40 42
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
40 42 sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
Property Improvements
Changes detected from historical EPC data
High performance glazing installed
Wall insulation improved
Planning history
- May 2004RenovationFullIn report
Installation of two retractable dutch blinds to retail shop windows
- Documents
- 4 docs on file
- Reference
- 03/84616/FULL
- Feb 2003AdvertisingIn report
Consent to display one spot-light to either side 810mm hanging sign
- Documents
- 1 doc on file
- Reference
- 03/84618/ADV
We flagged 1 thing worth checking at 40 42
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
40 42 has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£260,000
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 SL5 9NF: £170,000 (2025–2006).
Versus other High Street homes
On epc rating, 40 42 runs well behind the street norm.
EPC Rating
47 (E)
Street avg 66 (D)
Floor Area
59 m²
Street avg 62 m²
CO₂ Emissions
3.4 t/year
Street avg 2.8 t/year
Everything you need to know about 40 42
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
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
6/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
High Street Shops — bus stop.
Closest school
0.2 km
St Michael's CofE Primary School, Sunninghill. 6 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
48.0dB
Night-time· 23:00 – 07:00
38.7dB