21 Chaucer Road is a semi-detached house in Royston (SG8 5AP). It has a recorded floor area of 84 m² (around 904 sq ft), construction records dating it to 1950-1966 and council tax band C. The latest certificate (July 2015) shows a D (score 56), a step below the typical UK home. The recommended improvements would lift it to B (score 83), a 2-band jump. The latest certificate is from July 2015, so improvements made since then won't be reflected.
Held since June 2006 — that's 20 years off the open market, well above the local norm. Sale prices here have outpaced England HPI: 12.1% per year against 0% for the wider region. Today's modelled estimate of £336,000 sits 92% above the 2006 sale of £174,995.
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
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Recommended upgrades on file would lift this property by multiple EPC bands.
This certificate is over 10 years old and is no longer valid.Expired 29 Jul 2025
21 Chaucer Road has no planning applications on record.
The full report still covers planning activity across the surrounding area.
Sale price has at least doubled since 1997.
£336,000
Modelled from EPC, postcode comparables and a sale-price growth of 12.1% per year over 9 years.
£174,995
Growth on file: 12.1% per year over 9 years.
What it's really worth, what could be wrong, and the planning, sales and area data in full.
EPC Rating for 21 Chaucer Road lags the street by a wide margin.
Price per m²
£2,083
Street avg £3,204
Floor Area
84 m²
Street avg 90 m²
Habitable Rooms
5 rooms
Street avg 5 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
Roysia School — bus stop.

Daytime· 07:00 – 23:00
53.4dB

Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
9 June 2006Most recent
£174,995
+78.6%over 5 years31 August 2000
£98,000
+53.1%over 3 years7 August 1997
£64,000
Median price across the last 5 sales in SG8 5AP: £385,000 (2025–2019).

CO₂ Emissions
4.8 t/year
Street avg 3.6 t/year
Closest school
0.2 km
Roman Way Academy. 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
43.8dB