99 High Street is a three-bedroom semi-detached house in Barkway, Royston, Royston (SG8 8ED). It has a recorded floor area of 100 m² (around 1076 sq ft), construction records dating it to 1976-1982 and council tax band D. The latest certificate (August 2016) shows an E (score 48), well below the UK norm with real room to improve. The recommended improvements would lift it to A (score 105), a 4-band jump. Main heating runs on electricity. Other recorded features include a conservatory.
Sale prices here have outpaced England HPI: 1.6% per year against 0.1% for the wider region. On a £-per-square-foot basis, the last sale (£413/sq ft) was about 57.6% above the typical sold price in the postcode. A recent sale: £445,000 in October 2025. One planning record on file: an extension approved in 2026. Past consents include an extension, a conservatory and partial demolition, meaningful when judging how the property has evolved. It lags the bulk of the postcode on energy efficiency (less efficient than 75% of similar EPCs).
Recommended upgrades on file would lift this property by multiple EPC bands.
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
99 High Street saw 3 transfers in just over a decade — high turnover for the postcode.
£440,000
Modelled from EPC, postcode comparables and a sale-price growth of 1.6% per year over 8 years.
£445,000
Growth on file: 1.6% per year over 8 years.
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On years held, 99 High Street runs well behind the street norm.
Price per m²
£4,450
Street avg £3,588
Floor Area
100 m²
Street avg 138 m²
Habitable Rooms
4 rooms
Street avg 6 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
0.1 km

Daytime· 07:00 – 23:00
43.2dB

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Extension: Single storey · Rear of property
Single storey rear extension following removal of existing rear conservatory
Full planning data for 99 High Street, Barkway, Royston, SG8 8ED
Every application and decision on this property and nearby, in full, in the report.
16 October 2025Most recent
£445,000
+15.6%over 4 years16 October 2020
£385,000
-1.3%over 3 years3 May 2017
£390,000
Median price across the last 5 sales in SG8 8ED: £460,000 (2025–2020).
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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CO₂ Emissions
5.9 t/year
Street avg 6.1 t/year
SG8 8QL
Townsend Close — bus stop.
Closest school
0.3 km
Barkway VA Church of England First School. 2 schools nearby.
Night-time· 23:00 – 07:00
36.7dB