20 New Road is a semi-detached house in Guilden Morden, Royston, Royston (SG8 0JN). It has a recorded floor area of 75 m² (around 807 sq ft) and construction records dating it to 1991-1995. The latest certificate (July 2025) shows a C (score 71). When first surveyed in July 2011 the rating was D, the property has climbed 1 band since. Between certificates, roof efficiency went from Good to Very Good, window efficiency went from Average to Good and hot-water efficiency went from Average to Good; while lighting dropped from Average to Poor. Main heating runs on electricity.
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 New Road's carbon output is low for the local stock.
20 New Road has no planning applications on record.
Notable planning nearby
1applications of note in the surrounding 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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20 New Road has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£310,000
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 New Road is notably below the street on habitable rooms.
EPC Rating
71 (C)
Street avg 62 (D)
Floor Area
75 m²
Street avg 113 m²
CO₂ Emissions
1.2 t/year
Street avg 4.3 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.
Closest school
0.6 km

Daytime· 07:00 – 23:00
43.9dB

Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Changes detected from historical EPC data
Hot water efficiency improved
High performance glazing installed
Loft insulation upgraded to recommended levels
More low energy lighting installed
Mechanical ventilation installed
Median price across the last 5 sales in SG8 0JN: £420,000 (2025–2021).

Habitable Rooms
3 rooms
Street avg 5 rooms
Guilden Morden CofE Primary Academy. 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
35.9dB