25b is a detached house in Beaconsfield (HP9 2NU). It has a recorded floor area of 214 m² (around 2303 sq ft). The latest certificate (February 2021) returns a high B (score 85), putting the home a stone's throw from an A rating.
Sale prices here have outpaced England HPI: 3.4% per year against 0% for the wider region. Today's modelled estimate of £1,817,000 is 11.3% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£709/sq ft) was about 62.6% above the typical sold price in the postcode. At 214 m² it's 22.1% smaller than the typical home in the postcode (275 m² median across 16 EPCs). Its energy rating outperforms most of the postcode (better than 81% of similar EPCs). 2 planning records sit against the property, 0 approved, 0 refused. Most recent transfer: August 2021 at £1,632,500. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Achieving this rating across a home of this size is uncommon — larger homes typically score lower.
Planning history at 25b is exclusively tree-management applications — typical for a property with mature trees on or near the plot.
T1 (Beech) - Fell - to prevent failure due to significant decay on stem at 5m with horizontal crack at habitat hole. T3, T4 (Oak) - Cutback to provide 2m clearance from building - to prevent foreseeable damage. (TPO/BCC/1951/16)
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£1,817,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.4% per year over 20 years.
£1,632,500
Growth on file: 3.4% per year over 20 years.
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CO₂ Emissions for 25b runs comfortably ahead of the street norm.
Price per m²
£7,629
Street avg £6,146
Floor Area
214 m²
Street avg 301 m²
CO₂ Emissions
2.8 t/year
Rail-style transport is unusually close for this postcode.
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Sandleswood End H&R — bus stop.

Daytime· 07:00 – 23:00
46.3dB

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T18 oak - remove epicormics to 9m, T19 oak - lift crown (west and south) 9m. (TPO/BCC/1951/16).
Full planning data for 25b, Brownswood Road, Beaconsfield, HP9 2NU
Every application and decision on this property and nearby, in full, in the report.
25 August 2021Most recent
£1,632,500
+116.5%over 1 year15 October 2019
£754,000
-10.2%over 17 years5 December 2001
£840,000
Median price across the last 5 sales in HP9 2NU: £1,950,000 (2025–2023).
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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Street avg 8.0 t/year
Years Held
5 years
Street avg 8 years
HP9 2BT
Closest school
1.0 km
St Mary and All Saints CofE Primary School. 6 schools nearby.
Night-time· 23:00 – 07:00
37.7dB