123 Ermine Way is an end-of-terrace house in Arrington, Royston, Royston (SG8 0AU). It has a recorded floor area of 56 m² (around 603 sq ft), construction records dating it to before 1900 and council tax band B. The latest certificate (February 2025) shows a G (score 19), near the bottom of the EPC scale. The rating has held steady at G across 2 certificates since May 2009. Between certificates, hot-water efficiency went from Very Poor to Poor and lighting went from Poor to Good; while main heating dropped from Poor to Very Poor. The recommended improvements would lift it to A (score 104), a 6-band jump. Main heating runs on electricity.
It lags the bulk of the postcode on energy efficiency (less efficient than 88% of similar EPCs). One historical planning record sits against the property in 2025.
123 Ermine Way's carbon output runs well above what efficient homes in the postcode produce.
Installation of 4no 1000 litre domestic oil tanks behind the outbuildings.
123 Ermine Way has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£205,000
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
On epc rating, 123 Ermine Way runs well behind the street norm.
EPC Rating
19 (G)
Street avg 38 (F)
Floor Area
56 m²
Street avg 67 m²
CO₂ Emissions
7.0 t/year
Street avg 5.9 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
48.7dB

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Changes detected from historical EPC data
Replaced storage heaters with gas boiler
Hot water system upgraded
More low energy lighting installed
Full planning data for 123 Ermine Way, Arrington, Royston, SG8 0AU
Every application and decision on this property and nearby, in full, in the report.
Median price across the last 5 sales in SG8 0AU: £260,000 (2023–2017).
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
2 rooms
Street avg 3 rooms
Night-time· 23:00 – 07:00
40.6dB