7 Potton Road is a detached house in Guilden Morden, Royston, Royston (SG8 0LB). It has a recorded floor area of 317 m² (around 3412 sq ft), construction records dating it to before 1900 and council tax band G. The latest certificate (October 2016) returns a B (score 83), comfortably above the UK average. When first surveyed in December 2008 the rating was G, the property has climbed 5 bands since. Between certificates, wall efficiency went from Very Poor to Very Good, roof efficiency went from Average to Good and window efficiency went from Very Poor to Good. Main heating runs on electricity.
Untraded for 17 years, with the last transfer in July 2009. That sale fell during the post-crash dip, which often skews comparisons against later neighbouring sales. At 317 m² the property is well over the postcode median (137 m² across 5 EPCs), placing it in the larger end of the local stock. Today's modelled estimate of £1,477,000 sits 64.1% above the 2009 sale of £900,000. 3 planning records sit against the property, 3 approved, 0 refused. Past consents include an extension and partial demolition, meaningful when judging how the property has evolved.
Achieving this rating across a home of this size is uncommon — larger homes typically score lower.
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
Non-Material Amendment on Planning Reference S/0307/10/F for Minor Changes to Fenestration of the Building due to Accurate Ground Levels Measurements and An Increase in Height of Two Storey Glazed Section by 400mm.
Latest sale on 7 Potton Road was the highest on Land Registry record across the postcode.
£1,477,000
Modelled from EPC, postcode comparables.
£900,000
Recorded with HM Land Registry.
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Detailed analysis
A written breakdown of everything that matters
7 Potton Road outperforms the street on years held by a wide margin.
Price per m²
£2,839
Street avg £3,523
Floor Area
317 m²
Street avg 150 m²
Habitable Rooms
9 rooms
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.
Nearest stop
2.9 km

Daytime· 07:00 – 23:00
43.7dB

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Changes detected from historical EPC data
Heat pump installed, significantly improving energy efficiency
Changed to a more efficient fuel source
Heating controls upgraded for better temperature management
Hot water system upgraded
Single glazing replaced with double or better glazing
External or internal wall insulation added
Loft insulation upgraded to recommended levels
Floor insulation added or improved
Retrospective Change of Use Outbuilding from Agricultural to Residential Use Incidental to the Enjoyment of Dwellinghouse.
Full planning data for 7 Potton Road, Guilden Morden, Royston, SG8 0LB
1 more on this property, plus every nearby application and full decision details, in the report.
8 July 2009Most recent
£900,000
Median price across the last 5 sales in SG8 0LB: £665,000 (2024–2015).
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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Street avg 5 rooms
CO₂ Emissions
4.7 t/year
Street avg 4.6 t/year
SG8 0JX
Eyeworth Road — bus stop.
Closest school
0.5 km
Guilden Morden CofE Primary Academy. 2 schools nearby.
Night-time· 23:00 – 07:00
35.9dB