3 Mill Cottages is a four-bedroom semi-detached house in Barkway, Royston, Royston (SG8 8BX). It has a recorded floor area of 182 m² (around 1959 sq ft), construction records dating it to 1950-1966 and council tax band E. The latest certificate (August 2024) shows a D (score 59), a step below the typical UK home. The rating has held steady at D across 2 certificates since December 2009. Between certificates, wall efficiency went from Poor to Average and lighting went from Poor to Very Good. The recommended improvements would push it to C (score 72). Main heating runs on oil. Other recorded features include notable views.
Untraded for 19 years, with the last transfer in August 2007. That sale landed at the peak of the pre-credit-crunch market, which is a useful reference point when interpreting the price. At 182 m² the property is well over the postcode median (98 m² across 6 EPCs), placing it in the larger end of the local stock. Today's modelled estimate of £674,000 sits 81.2% above the 2007 sale of £372,000. On a £-per-square-foot basis, the last sale (£190/sq ft) was about 68.9% below the postcode norm. One historical planning record sits against the property in 2003.
3 Mill Cottages's carbon output runs well above what efficient homes in the postcode produce.
Council records include a two-storey side and rear extension at 3 Mill Cottages.
Extension: Two storey · Side and rear of property
Two storey side and rear extensions (as amended plan no. 0313/02/A received 23/12/2003)
The latest sale landed at the peak of the pre-credit-crunch market — a high-water reference point.
£674,000
Modelled from EPC, postcode comparables.
£372,000
Recorded with HM Land Registry.
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Price per m² for 3 Mill Cottages lags the street by a wide margin.
Price per m²
£2,044
Street avg £9,277
Floor Area
182 m²
Street avg 90 m²
Habitable Rooms
8 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.
Nearest stop
0.3 km

Daytime· 07:00 – 23:00
43.6dB

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Changes detected from historical EPC data
Cavity wall insulation installed
Loft insulation upgraded to recommended levels
More low energy lighting installed
Full planning data for 3 Mill Cottages, Royston Road, Barkway, Royston, SG8 8BX
Every application and decision on this property and nearby, in full, in the report.
8 August 2007Most recent
£372,000
Median price across the last 4 sales in SG8 8BX: £647,500 (2022–2016).
Detailed EPC data
Full energy ratings, history and recommendations
Full planning history
Every application and decision on record
Comparable sales data
Plus transport, crime, schools and air quality
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Street avg 5 rooms
CO₂ Emissions
8.1 t/year
Street avg 5.1 t/year
SG8 8SB
Windmill Close — bus stop.
Closest school
0.8 km
Barkway VA Church of England First School. 3 schools nearby.
Night-time· 23:00 – 07:00
36.5dB