18 Clark Road is a two-bedroom semi-detached house in Royston (SG8 7AY). It has a recorded floor area of 59 m² (around 635 sq ft), construction records dating it to 1967-1975 and council tax band B. The latest certificate (March 2020) shows an E (score 49), well below the UK norm with real room to improve. Earlier certificates rated it D (September 2009); the latest reading is one band lower. Between certificates, hot-water efficiency went from Poor to Average and main heating went from Poor to Average; while wall efficiency dropped from Average to Poor and window efficiency dropped from Good to Average. The recommended improvements would lift it to C (score 71), a 2-band jump. Main heating runs on electricity. The home occupies a cul-de-sac position.
Sale prices here have outpaced England HPI: 7.2% per year against 0% for the wider region. Today's modelled estimate of £216,000 sits 62.4% above the 2014 sale of £133,000. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Last sold in February 2014, so it's been off the market for around 12 years.
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
18 Clark Road sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
18 Clark Road 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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18 Clark Road has more than tripled in price since its earliest registered sale in 1996.
£216,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.2% per year over 18 years.
£133,000
Growth on file: 7.2% per year over 18 years.
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
18 Clark Road is notably below the street on epc rating.
Price per m²
£2,254
Street avg £3,633
Floor Area
59 m²
Street avg 60 m²
Habitable Rooms
2 rooms
Street avg 3 rooms
Rail-style transport is unusually close for this postcode.
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Royston Railway Station — bus stop.

Daytime· 07:00 – 23:00
51.1dB

Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Changes detected from historical EPC data
Hot water efficiency improved
Low energy lighting percentage decreased
27 February 2014Most recent
£133,000
+241.0%over 17 years1 July 1996
£39,000
Median price across the last 5 sales in SG8 7AY: £192,000 (2024–2020).

CO₂ Emissions
6.2 t/year
Street avg 2.0 t/year
SG8 7DS
Closest school
0.4 km
St Mary Roman Catholic Primary School. 7 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
40.9dB