21 Curlew Crescent is a semi-detached house in Royston (SG8 7XP). It has a recorded floor area of 92 m² (around 990 sq ft), construction records dating it to 1991-1995 and council tax band D. The latest certificate (September 2016) shows a D (score 66), on the cusp of jumping into the C band. Earlier certificates rated it C (September 2013); the latest reading is one band lower. Between certificates, lighting went from Good to Very Good; while wall efficiency dropped from Good to Poor and roof efficiency dropped from Very Good to Good. The recommended improvements would lift it to B (score 87), a 2-band jump.
Sale prices here have outpaced England HPI: 4.4% per year against 0% for the wider region. Today's modelled estimate of £431,000 sits 56.7% above the 2015 sale of £275,000. On a £-per-square-foot basis, the last sale (£278/sq ft) was about 34.9% above the typical sold price in the postcode. Last sold in February 2015, so it's been off the market for around 11 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
Recommended upgrades on file would lift this property by multiple EPC bands.
21 Curlew Crescent 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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21 Curlew Crescent valuation sits well clear of the typical sold price in this postcode.
£431,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.4% per year over 14 years.
£275,000
Growth on file: 4.4% per year over 14 years.
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
Price per m²
£2,989
Street avg £3,722
Floor Area
92 m²
Street avg 110 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Roundabout — bus stop.

Daytime· 07:00 – 23:00
53.6dB

Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Changes detected from historical EPC data
More low energy lighting installed
4 February 2015Most recent
£275,000
+74.1%over 12 years30 August 2002
£158,000
+6.8%over 1 year2 November 2000
£148,000
Median price across the last 5 sales in SG8 7XP: £670,000 (2023–2022).

CO₂ Emissions
3.8 t/year
Street avg 4.3 t/year
SG8 7LH
Closest school
0.6 km
King James Academy Royston. 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
45.2dB