1a is a detached house in Guilden Morden, Royston, Royston (SG8 0LB). It has a recorded floor area of 223 m² (around 2400 sq ft). The latest certificate (May 2017) returns an A (score 92), the top energy band on the EPC scale. Main heating runs on electricity: electricity, unspecified tariff.
At 223 m² the property is well over the postcode median (137 m² across 5 EPCs), placing it in the larger end of the local stock. Its energy rating outperforms most of the postcode (better than 80% of similar EPCs). Today's modelled estimate of £1,009,000 sits 303.6% above the 2015 sale of £250,000. On a £-per-square-foot basis, the last sale (£104/sq ft) was about 64.6% below the postcode norm. On the market in October 2015 and unlisted since — roughly 11 years.
1a's carbon output is low for the local stock.
No planning applications are recorded against 1a, Potton Road, Guilden Morden, Royston, SG8 0LB. The full report also covers planning activity across the surrounding area.
Full planning data for 1a, Potton Road, Guilden Morden, Royston, SG8 0LB
Every application and decision on this property and nearby, in full, in the report.
1a's modelled value sits at over four times its earliest registered sale price (2015).
£1,009,000
Modelled from EPC, postcode comparables.
£250,000
Recorded with HM Land Registry.
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1a is notably below the street on price per m².
Price per m²
£1,121
Street avg £3,953
Floor Area
223 m²
Street avg 169 m²
CO₂ Emissions
1.2 t/year
Street avg 5.3 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.
Nearest stop
2.9 km

Daytime· 07:00 – 23:00
43.7dB

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2 October 2015Most recent
£250,000
Median price across the last 5 sales in SG8 0LB: £665,000 (2024–2009).
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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Years Held
11 years
Street avg 6 years
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