15a is a semi-detached house in Bassingbourn, Royston, Royston (SG8 5NE). It has a recorded floor area of 79 m² (around 850 sq ft), construction records dating it to 2007 onwards and council tax band F. The latest certificate (March 2020) shows a C (score 73). The recommended improvements would push it to B (score 86). Main heating runs on electricity.
At 79 m² it sits well below the postcode median (153 m² across 15 EPCs), making it one of the more compact homes locally. On energy efficiency it sits in the top 10% of properties in this postcode. One planning record on file: an extension approved in 2017. Past consents include an extension, 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
15a ranks among the most efficient homes in the postcode for energy use.
15a has an approved single-storey rear extension on the planning record.
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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15a has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£497,000
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
On epc rating, 15a stands well clear of the street.
EPC Rating
73 (C)
Street avg 51 (E)
Floor Area
79 m²
Street avg 159 m²
CO₂ Emissions
4.5 t/year
Street avg 8.7 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
2.7 km

Daytime· 07:00 – 23:00
44.6dB

Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Extension: Single storey · Rear of property
Single storey rear extension and associated alterations to existing bungalow
Median price across the last 5 sales in SG8 5NE: £525,000 (2025–2021).

Habitable Rooms
3 rooms
Street avg 7 rooms
Tesco — bus stop.
Closest school
0.4 km
Bassingbourn Village College. 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
36.5dB