20 Chishill Road is a detached house in Heydon, Royston, Royston (SG8 8PW). It has a recorded floor area of 436 m² (around 4693 sq ft), construction records dating it to before 1900 and council tax band G. The latest certificate (June 2022) shows a D (score 63), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 69). Main heating runs on oil.
At 436 m² the property is well over the postcode median (145 m² across 6 EPCs), placing it in the larger end of the local stock. 12 planning records sit against the property, 10 approved, 0 refused. Past consents include subdivision, an extension and tree works, meaningful when judging how the property has evolved.
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
20 Chishill Road's carbon output runs well above what efficient homes in the postcode produce.
Council records show a subdivision application — the property's legal arrangement has been altered.
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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20 Chishill Road has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£2,046,000
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
20 Chishill Road outperforms the street on floor area by a wide margin.
EPC Rating
63 (D)
Street avg 65 (D)
Floor Area
436 m²
Street avg 153 m²
CO₂ Emissions
16.0 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
1.4 km

Daytime· 07:00 – 23:00
42.0dB

Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Group of Cypress at front - fell Yew adjacent to parking area - remove 2 -3 lowest branches to raise canopy by 1.5m
T2 Robina Crown lift to clear shed by 2 metres, remove dead wood over 20mm in diameter T2a Group of 6 Cypress conifers reduce to finished of 4 metres - conifer at the end of row reduce overhang to achieve a clearance of 3 metres nearest driveway T3 Oak there are two branches which project out nearly 6 m over garden - reduce back by 2 metres approx 3 x Conifers on the corner - reduce clear shed by 2 m and neighbour 's driveway by 3m overhanging driveway of Number 16 and 18 Chishill Road and clear footpath.
Median price across the last 5 sales in SG8 8PW: £462,655 (2021–2007).

Street avg 5.0 t/year
Habitable Rooms
15 rooms
Street avg 5 rooms
School — bus stop.
Closest school
1.4 km
Chrishall Holy Trinity and St Nicholas CofE (Aided) Primary School and Pre-School. 1 school 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
35.7dB