7 Windmill Close is a semi-detached house in Barkway, Royston, Royston (SG8 8BZ). It has a recorded floor area of 61 m² (around 657 sq ft), construction records dating it to 1967-1975 and council tax band C. The latest certificate (February 2026) returns a B (score 81), comfortably above the UK average. When first surveyed in January 2013 the rating was D, the property has climbed 2 bands since. Between certificates, roof efficiency went from Good to Very Good and main heating went from Average to Good. Main heating runs on electricity. This certificate was lodged in the last six months, so the rating reflects current condition.
At 61 m² it's 24.2% smaller than the typical home in the postcode (81 m² median across 40 EPCs).
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
7 Windmill Close's carbon output is low for the local stock.
7 Windmill 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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7 Windmill Close has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£296,000
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
CO₂ Emissions for 7 Windmill Close runs comfortably ahead of the street norm.
EPC Rating
81 (B)
Street avg 76 (C)
Floor Area
61 m²
Street avg 90 m²
CO₂ Emissions
0.4 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
0.1 km

Daytime· 07:00 – 23:00
43.5dB

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
Changed to a more efficient fuel source
Heating controls changed
Hot water efficiency decreased
Loft insulation upgraded to recommended levels
Hot water efficiency improved
Roof insulation improved
Heating controls upgraded for better temperature management
Hot water efficiency decreased
Wall insulation improved
More low energy lighting installed
Heating controls changed
Hot water efficiency improved
Solar PV panels (33 kWp) installed
Median price across the last 5 sales in SG8 8BZ: £570,000 (2025–2024).

Street avg 2.1 t/year
Habitable Rooms
3 rooms
Street avg 4 rooms
Windmill Close — bus stop.
Closest school
0.6 km
Barkway VA Church of England First 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
36.4dB