9 Park Grove is a six-bedroom detached house in Knotty Green, Beaconsfield, Beaconsfield (HP9 2EN). It has a recorded floor area of 417 m² (around 4490 sq ft), construction records dating it to 2007 onwards and council tax band H. The latest certificate (May 2011) shows a C (score 71). The rating has held steady at C across 2 certificates since May 2011. The latest certificate is from May 2011, so improvements made since then won't be reflected. Other recorded features include attached land beyond the plot.
At 417 m² the property is well over the postcode median (62 m² across 19 EPCs), placing it in the larger end of the local stock. Sale prices here have lagged England HPI: -3.5% per year against 0% for the wider region. Today's modelled estimate of £2,345,000 is 33.2% above the 2013 sale price. Last sold in February 2013, so it's been off the market for around 13 years. 6 planning records sit against the property, 0 approved, 1 refused.
9 Park Grove'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This certificate is over 10 years old and is no longer valid.Expired 26 May 2021
9 Park Grove has 2 separate extension applications on the council record.
T14 horse chestnut - crown reduce height and spread between 1-3m at appropriate growth points to manage canopy within close proximity to the house and crown raise to 2.5m. (TPO/2004/006)
9 Park Grove valuation sits well clear of the typical sold price in this postcode.
£2,345,000
Modelled from EPC, postcode comparables and a sale-price growth of -3.5% per year over 5 years.
£1,760,000
Growth on file: -3.5% per year over 5 years.
Everything we know about this property, compiled into one in-depth, downloadable report.
Detailed analysis
A written breakdown of everything that matters
EPC Rating for 9 Park Grove lags the street by a wide margin.
Price per m²
£4,219
Street avg £5,108
Floor Area
417 m²
Street avg 367 m²
Habitable Rooms
10 rooms
Street avg 10 rooms
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
0.3 km

Daytime· 07:00 – 23:00
44.5dB

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Two storey extension to garage with dormer windows (renewal of permission PL/19/0105/FA)
Full planning data for 9 Park Grove, Knotty Green, Beaconsfield, HP9 2EN
4 more on this property, plus every nearby application and full decision details, in the report.
26 February 2013Most recent
£1,760,000
-16.2%over 4 years1 April 2008
£2,100,000
Median price across the last 5 sales in HP9 2EN: £1,725,000 (2025–2014).
12 Park Grove Knotty Green Beaconsfield
Sold May 2025
22 Park Grove Knotty Green Beaconsfield
Sold Apr 2022
15 Park Grove Knotty Green Beaconsfield
Sold Dec 2020
11 Park Grove Knotty Green Beaconsfield
Sold May 2014
8 Park Grove Knotty Green Beaconsfield
Sold May 2014
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
14.0 t/year
Street avg 7.8 t/year
HP9 2NU
Alfriston School — bus stop.
Closest school
2.4 km
St Mary and All Saints CofE Primary School. 6 schools nearby.
Night-time· 23:00 – 07:00
37.8dB