Portelet is a detached house in Croydon, Royston, Royston (SG8 0DR). It has a recorded floor area of 229 m² (around 2465 sq ft), construction records dating it to 1950-1966 and council tax band F. The latest certificate (June 2025) shows a C (score 70). The rating has held steady at C across 3 certificates since July 2014. Between certificates, roof efficiency went from Poor to Good and lighting went from Very Poor to Good; while window efficiency dropped from Poor to Very Poor and main heating dropped from Good to Average. The recommended improvements would push it to B (score 85). Main heating runs on oil.
At 229 m² it's 18.3% larger than the typical home in the postcode (194 m² median across 8 EPCs). On energy efficiency it sits in the top 10% of properties in this postcode. 2 planning records sit against the property, 2 approved, 0 refused.
Portelet ranks among the most efficient homes in the postcode for energy use.
Retrospective application for part change of use of dwelling to part dwelling and part breeding of dogs retention of use of 3 x buildings for dog breeding and the proposed erection of a new building for dog breeding..
Portelet has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£998,000
Modelled from EPC, postcode comparables.
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.
Everything we know about this property, compiled into one in-depth, downloadable report.
Detailed analysis
A written breakdown of everything that matters
Portelet outperforms the street on epc rating by a wide margin.
EPC Rating
70 (C)
Street avg 51 (E)
Floor Area
229 m²
Street avg 182 m²
CO₂ Emissions
8.0 t/year
Street avg 9.8 t/year
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
3/mo
Steady year-on-year across the wider district.

Daytime· 07:00 – 23:00
42.1dB

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Changes detected from historical EPC data
Hot water system upgraded
Windows upgraded, improving insulation
Loft insulation upgraded to recommended levels
More low energy lighting installed
Hardstanding Area (Retrospective)
Full planning data for Portelet, High Street, Croydon, Royston, SG8 0DR
Every application and decision on this property and nearby, in full, in the report.
Median price across the last 5 sales in SG8 0DR: £640,000 (2025–2013).
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Detailed EPC data
Full energy ratings, history and recommendations
Full planning history
Every application and decision on record
Comparable sales data
Plus transport, crime, schools and air quality
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Habitable Rooms
10 rooms
Street avg 7 rooms
SG8 0JX
Night-time· 23:00 – 07:00
35.8dB