38 Heydon Road is a semi-detached house in Great Chishill, Royston, Royston (SG8 8SR). It has a recorded floor area of 115 m² (around 1238 sq ft), construction records dating it to 1950-1966 and council tax band C. The latest certificate (May 2015) shows a C (score 73). When first surveyed in March 2014 the rating was E, the property has climbed 2 bands since. Between certificates, roof efficiency went from Average to Very Good, window efficiency went from Average to Good and hot-water efficiency went from Poor to Good. The recommended improvements would push it to B (score 84). The latest certificate is from May 2015, so improvements made since then won't be reflected.
Sale prices here have outpaced England HPI: 14.7% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£434/sq ft) was about 62.5% above the typical sold price in the postcode. One planning record on file: an extension approved in 2014. Past consents include an extension and a porch, meaningful when judging how the property has evolved. Its energy rating outperforms most of the postcode (better than 82% of similar EPCs). Last sale on file: £537,000 in June 2021. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
38 Heydon Road's EPC is over a decade old — improvements since won't be reflected.
This certificate is over 10 years old and is no longer valid.Expired 20 May 2025
Extension: Two storey · Rear of property
New rear two storey extension and side extension new porch to front elevation and associated alterations single storey rear extension
Sale price has at least doubled since 2014.
£569,000
Modelled from EPC, postcode comparables and a sale-price growth of 14.7% per year over 7 years.
£537,000
Growth on file: 14.7% per year over 7 years.
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38 Heydon Road outperforms the street on epc rating by a wide margin.
Price per m²
£4,670
Street avg £3,447
Floor Area
115 m²
Street avg 137 m²
Habitable Rooms
7 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
1.9 km

Daytime· 07:00 – 23:00
44.3dB

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Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water system upgraded
Windows upgraded, improving insulation
Loft insulation upgraded to recommended levels
More low energy lighting installed
Full planning data for 38 Heydon Road, Great Chishill, Royston, SG8 8SR
Every application and decision on this property and nearby, in full, in the report.
22 June 2021Most recent
£537,000
+24.9%over 6 years11 June 2015
£430,000
+111.3%over 1 year19 May 2014
£203,500
Median price across the last 5 sales in SG8 8SR: £730,000 (2025–2021).
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 6 rooms
CO₂ Emissions
3.4 t/year
Street avg 6.1 t/year
SG8 8ND
School — bus stop.
Closest school
1.9 km
Chrishall Holy Trinity and St Nicholas CofE (Aided) Primary School and Pre-School. 2 schools nearby.
Night-time· 23:00 – 07:00
37.1dB