4 Southway is a three-bedroom semi-detached house in Beaconsfield (HP9 1DE). It has a recorded floor area of 102 m² (around 1098 sq ft), construction records dating it to 1950-1966 and council tax band E. The latest certificate (April 2015) shows a C (score 73). When first surveyed in July 2014 the rating was D, the property has climbed 1 band since. Between certificates, window efficiency went from Very Poor to Good, hot-water efficiency went from Average to Good and lighting went from Very Poor to Average; while roof efficiency dropped from Very Good to Good. The recommended improvements would push it to B (score 86). The latest certificate is from April 2015, so improvements made since then won't be reflected. The home occupies a cul-de-sac position.
2 planning records sit against the property, 0 approved, 0 refused, 1 pending. An active application for an extension is awaiting a decision. On energy efficiency it sits in the top 10% of properties in this postcode. Today's modelled estimate of £579,000 sits 53.2% above the 2014 sale of £377,951. On a £-per-square-foot basis, the last sale (£344/sq ft) was about 20.2% above the typical sold price in the postcode. Last sold in December 2014, so it's been off the market for around 11 years.
4 Southway ranks among the most efficient homes in the postcode for energy use.
This certificate is over 10 years old and is no longer valid.Expired 17 Apr 2025
There is a planning application currently awaiting a decision.
Extension: Two storey · Side and rear of property
Two storey side extension and single storey rear extension
4 Southway valuation sits well clear of the typical sold price in this postcode.
£579,000
Modelled from EPC, postcode comparables.
£377,951
Recorded with HM Land Registry.
Everything we know about this property, compiled into one in-depth, downloadable report.
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4 Southway outperforms the street on epc rating by a wide margin.
Price per m²
£3,705
Street avg £4,975
Floor Area
102 m²
Street avg 114 m²
Habitable Rooms
4 rooms
Street avg 6 rooms
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Wooburn Green Lane — bus stop.

Daytime· 07:00 – 23:00
55.4dB

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Changes detected from historical EPC data
Heating controls changed
Hot water efficiency improved
Windows upgraded, improving insulation
More low energy lighting installed
Two storey side extension, single storey rear and front extensions and relocation of the front entrance and ground floor window
Full planning data for 4 Southway, Beaconsfield, HP9 1DE
Every application and decision on this property and nearby, in full, in the report.
15 December 2014Most recent
£377,951
Median price across the last 5 sales in HP9 1DE: £570,000 (2025–2017).
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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CO₂ Emissions
3.1 t/year
Street avg 5.2 t/year
HP9 1BN
Closest school
0.6 km
Holtspur School & Pre-School. 11 schools nearby.
Night-time· 23:00 – 07:00
47.6dB