1 Roundheads End is a five-bedroom detached house in Forty Green, Beaconsfield, Beaconsfield (HP9 1YB). It has a recorded floor area of 239 m² (around 2573 sq ft), construction records dating it to 1983-1990 and council tax band G. The latest certificate (February 2014) shows a D (score 65), on the cusp of jumping into the C band. When first surveyed in September 2009 the rating was E, the property has climbed 1 band since. Between certificates, wall efficiency went from Average to Good, window efficiency went from Poor to Good and lighting went from Poor to Average. The recommended improvements would push it to C (score 76). The latest certificate is from February 2014, so improvements made since then won't be reflected. The home occupies a corner plot.
Held since April 2010 — that's 16 years off the open market, well above the local norm. 2 planning records sit against the property, 0 approved, 0 refused, 1 pending. An active application for a conservatory is awaiting a decision. Sale prices here have outpaced England HPI: 4.8% per year against 0% for the wider region. Today's modelled estimate of £1,208,000 is 49.1% above the 2010 sale price. On a £-per-square-foot basis, the last sale (£315/sq ft) was about 44.9% below the postcode norm.
1 Roundheads End's carbon output runs well above what efficient homes in the postcode produce.
This certificate is over 10 years old and is no longer valid.Expired 12 Feb 2024
An application for a conservatory is currently awaiting a decision.
Replacement roof and frames to existing conservatory
1 Roundheads End saw 3 transfers in just over a decade — high turnover for the postcode.
£1,208,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.8% per year over 9 years.
£810,000
Growth on file: 4.8% per year over 9 years.
Everything we know about this property, compiled into one in-depth, downloadable report.
Detailed analysis
A written breakdown of everything that matters
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km

Daytime· 07:00 – 23:00
43.7dB

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Changes detected from historical EPC data
Windows upgraded, improving insulation
Wall insulation upgraded
Loft insulation upgraded to recommended levels
More low energy lighting installed
Extension: Front of property
CONSERVATORY ON FRONT ELEVATION AND INFILLING OF FRONT PORCH
Full planning data for 1 Roundheads End, Forty Green, Beaconsfield, HP9 1YB
Every application and decision on this property and nearby, in full, in the report.
19 April 2010Most recent
£810,000
+5.2%over 3 years29 June 2006
£770,000
+48.1%over 5 years2 November 2000
£520,000
Median price across the last 5 sales in HP9 1YB: £730,000 (2023–2000).
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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HP9 1HJ
Village Centre — bus stop.
Closest school
1.5 km
Holtspur School & Pre-School. 6 schools nearby.
Night-time· 23:00 – 07:00
35.9dB