21 Braeburn Walk is a two-bedroom detached house in Royston (SG8 5LY). It has a recorded floor area of 53 m² (around 570 sq ft), construction records dating it to 2003-2006 and council tax band B. At 53 m² this is the 5th smallest of 32 units on EPC record in the building, where floor areas span 52–60 m². The building's EPC ratings span C to B, with this unit at the bottom. The latest certificate (November 2025) shows a C (score 80), near the top of the C band. Earlier certificates rated it B (February 2009); the latest reading is one band lower. Between certificates, lighting went from Very Poor to Good; while window efficiency dropped from Good to Average and hot-water efficiency dropped from Very Good to Good. This certificate was lodged in the last six months, so the rating reflects current condition.
Across 2004–2012, sale prices here grew 0.4% per year, broadly in step with England's 0% HPI growth. Today's modelled estimate of £221,000 sits 62.5% above the 2012 sale of £136,000. On the market in May 2012 and unlisted since — roughly 14 years.
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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21 Braeburn Walk's carbon output is low for the local stock.
21 Braeburn Walk has no planning applications on record.
The full report still covers planning activity across the surrounding area.
21 Braeburn Walk saw 3 transfers in just over a decade — high turnover for the postcode.
£221,000
Modelled from EPC, postcode comparables and a sale-price growth of 0.4% per year over 8 years.
£136,000
Growth on file: 0.4% per year over 8 years.
What it's really worth, what could be wrong, and the planning, sales and area data in full.
On co₂ emissions, 21 Braeburn Walk stands well clear of the street.
Price per m²
£2,566
Street avg £3,168
Floor Area
53 m²
Street avg 55 m²
Habitable Rooms
3 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
0.2 km
South Close — bus stop.

Daytime· 07:00 – 23:00
50.5dB

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 decreased
More low energy lighting installed
More low energy lighting installed
30 May 2012Most recent
£136,000
-11.1%over 4 years3 September 2007
£153,000
+15.9%over 3 years27 August 2004
£132,003
Median price across the last 5 sales in SG8 5LY: £235,000 (2025–2022).

CO₂ Emissions
1.1 t/year
Street avg 1.4 t/year
SG8 5XD
Closest school
0.4 km
Tannery Drift 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
41.0dB