46 High Street is a five-bedroom semi-detached house in Chrishall, Royston, Royston (SG8 8RP). It has a recorded floor area of 127 m² (around 1367 sq ft), construction records dating it to 1967-1975 and council tax band D. The latest certificate (July 2019) shows a D (score 55), a step below the typical UK home. The rating has held steady at D across 2 certificates since August 2010. Between certificates, roof efficiency went from Average to Good and lighting went from Good to Very Good; while wall efficiency dropped from Good to Poor and window efficiency dropped from Good to Average. The recommended improvements would lift it to A (score 92), a 3-band jump. Main heating runs on oil. The home occupies a cul-de-sac position.
Sale prices here have outpaced England HPI: 3.6% per year against 0% for the wider region. Today's modelled estimate of £602,000 is 22.9% above the 2019 sale price. On a £-per-square-foot basis, the last sale (£358/sq ft) was about 48.9% above the typical sold price in the postcode. One planning record on file: an extension approved in 2020. Past consents include an extension and a garage conversion, meaningful when judging how the property has evolved. Sold October 2019 for £490,000.
46 High Street's carbon output runs well above what efficient homes in the postcode produce.
Extension: Single storey
Proposed single storey front and rear extension. Conversion of integral garage to living accommodation.
46 High Street valuation sits well clear of the typical sold price in this postcode.
£602,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.6% per year over 9 years.
£490,000
Growth on file: 3.6% per year over 9 years.
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46 High Street outperforms the street on price per m² by a wide margin.
Price per m²
£3,858
Street avg £3,418
Floor Area
127 m²
Street avg 147 m²
Habitable Rooms
7 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
0.2 km

Daytime· 07:00 – 23:00
43.4dB

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Changes detected from historical EPC data
Roof insulation improved
More low energy lighting installed
Full planning data for 46 High Street, Chrishall, Royston, SG8 8RP
Every application and decision on this property and nearby, in full, in the report.
28 October 2019Most recent
£490,000
+36.9%over 8 years17 November 2010
£358,000
Median price across the last 5 sales in SG8 8RP: £675,000 (2021–2016).
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 6 rooms
CO₂ Emissions
6.7 t/year
Street avg 8.1 t/year
SG8 8SF
School — bus stop.
Closest school
0.2 km
Chrishall Holy Trinity and St Nicholas CofE (Aided) Primary School and Pre-School. 1 school nearby.
Night-time· 23:00 – 07:00
35.9dB