4 The Street is a four-bedroom semi-detached house in Kelshall, Royston, Royston (SG8 9SJ). It has a recorded floor area of 147 m² (around 1582 sq ft), construction records dating it to 1967-1975 and council tax band E. The latest certificate (March 2025) shows a D (score 65), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 74). Main heating runs on oil. Records show the property has been extended at some point in its history.
Held since February 2008 — that's 18 years off the open market, well above the local norm. That sale landed at the peak of the pre-credit-crunch market, which is a useful reference point when interpreting the price. Today's modelled estimate of £666,000 sits 86.3% above the 2008 sale of £357,500. 2 planning records sit against the property, 0 approved, 0 refused.
Single storey front, side and rear extensions
The latest sale landed at the peak of the pre-credit-crunch market — a high-water reference point.
£666,000
Modelled from EPC, postcode comparables.
£357,500
Recorded with HM Land Registry.
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EPC Rating for 4 The Street runs comfortably ahead of the street norm.
EPC Rating
65 (D)
Street avg 49 (E)
Floor Area
147 m²
Street avg 173 m²
CO₂ Emissions
5.3 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
0.3 km

Daytime· 07:00 – 23:00
41.5dB

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View improvement recommendations
Unlock the certificate's suggested upgrades and estimated costs in the full report
Extension: Side and rear of property
Two storey side and rear extensions. Single storey rear extension. (As amended by plans received 14th November 2008.)
Full planning data for 4 The Street, Kelshall, Royston, SG8 9SJ
Every application and decision on this property and nearby, in full, in the report.
21 February 2008Most recent
£357,500
Median price across the last 4 sales in SG8 9SJ: £598,750 (2023–1998).
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 9.2 t/year
Habitable Rooms
7 rooms
Street avg 7 rooms
SG8 9TH
Manor Farm — bus stop.
Closest school
1.1 km
Therfield First School. 2 schools nearby.
Night-time· 23:00 – 07:00
35.4dB