11 Cannons Close is a three-bedroom semi-detached house in Guilden Morden, Royston, Royston (SG8 0JL). It has a recorded floor area of 89 m² (around 958 sq ft), construction records dating it to 1950-1966 and council tax band C. The latest certificate (December 2020) shows an E (score 50), well below the UK norm with real room to improve. The recommended improvements would lift it to A (score 99), a 4-band jump. Main heating runs on oil. Our model identifies extension potential, subject to local planning policy. The home occupies a corner plot.
At 89 m² it's 17.1% larger than the typical home in the postcode (76 m² median across 9 EPCs). Today's modelled estimate of £377,000 is 16% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£339/sq ft) was about 38.8% above the typical sold price in the postcode. Sold September 2021 for £325,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
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11 Cannons Close's carbon output runs well above what efficient homes in the postcode produce.
11 Cannons Close 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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Latest sale on 11 Cannons Close was the highest on Land Registry record across the postcode.
£377,000
Modelled from EPC, postcode comparables.
£325,000
Recorded with HM Land Registry.
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
Years Held for 11 Cannons Close lags the street by a wide margin.
Price per m²
£3,652
Street avg £3,161
Floor Area
89 m²
Street avg 70 m²
Habitable Rooms
5 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.
Closest school
0.4 km

Daytime· 07:00 – 23:00
44.2dB

Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
24 September 2021Most recent
£325,000
Median price across the last 5 sales in SG8 0JL: £220,000 (2015–2011).

Street avg 4 rooms
CO₂ Emissions
6.2 t/year
Street avg 4.8 t/year
SG8 0RP
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
36.1dB