34 Heydon Road is a semi-detached house in Great Chishill, Royston, Royston (SG8 8SR). It has a recorded floor area of 56 m² (around 603 sq ft), construction records dating it to 1950-1966 and council tax band C. The latest certificate (April 2024) shows a C (score 73). When first surveyed in April 2022 the rating was D, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Poor to Average, lighting went from Very Poor to Very Good and main heating went from Poor to Good. The recommended improvements would push it to B (score 91). Main heating runs on electricity.
At 56 m² it sits well below the postcode median (129 m² across 22 EPCs), making it one of the more compact homes locally. Its energy rating outperforms most of the postcode (better than 82% of similar EPCs). One historical planning record sits against the property in 2024.
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Launch offer · save £5
Retrospective creation of new access, driveway and parking/turning area
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
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34 Heydon Road has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£371,000
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.
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
34 Heydon Road is notably below the street on floor area.
EPC Rating
73 (C)
Street avg 59 (D)
Floor Area
56 m²
Street avg 139 m²
CO₂ Emissions
1.8 t/year
Street avg 6.2 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
1.9 km

Daytime· 07:00 – 23:00
44.3dB

Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Changes detected from historical EPC data
Heat pump installed, significantly improving energy efficiency
Switched from solid fuel to cleaner energy source
Hot water system upgraded
Floor insulation added or improved
More low energy lighting installed
Median price across the last 5 sales in SG8 8SR: £730,000 (2025–2021).

Habitable Rooms
4 rooms
Street avg 6 rooms
School — bus stop.
Closest school
1.9 km
Chrishall Holy Trinity and St Nicholas CofE (Aided) Primary School and Pre-School. 2 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Night-time· 23:00 – 07:00
37.1dB