20 Bay Tree Close, High Wycombe, HP11 1JN
About 20 Bay Tree Close
20 Bay Tree Close is a three-bedroom detached house in High Wycombe (HP11 1JN). 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 (February 2017) shows a D (score 63), on the cusp of jumping into the C band. When first surveyed in May 2012 the rating was E, the property has climbed 1 band since. Between certificates, lighting went from Average to Very Good. The recommended improvements would lift it to B (score 83), a 2-band jump. Other recorded features include notable views. Records show the property has been extended at some point in its history. The home occupies a cul-de-sac position.
One planning record on file: an extension approved in 2014. Past consents include an extension and a garage conversion, meaningful when judging how the property has evolved. Across 1999–2024, sale prices on this property compounded at 6% per year. On a £-per-square-foot basis, the last sale (£501/sq ft) was about 76.2% above the typical sold price in the postcode. Sold November 2024 for £550,000.
What this property has
Inside
- Bedrooms3
- Bathrooms1
- Dining roomYes
- Utility roomYes
Outside
- GarageYes
- Notable viewsYes
- Cul-de-sacYes
Building
- Heating systemGas
- Previously extendedYes
- RefurbishedYes
Everything you need to know about 20 Bay Tree Close
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Certificate validity
Valid until 14 February 2027
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
More low energy lighting installed
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Planning history
1 application on record at 20 Bay Tree Close, High Wycombe, HP11 1JN
- Jan 2014Garage ConversionFullOutcome in report
Extension: Single storey · Side and rear of property
Householder application for construction of single storey side/rear extension and part conversion of existing garage to habitable living space
Extension- Documents
- 5 docs on file
- Reference
- 13/07873/FUL
Unlock 20 Bay Tree Close, High Wycombe, HP11 1JN's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (1 on record)
- All 1 application on this property in full, plus 9 notable nearby
- The 5 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
20 Bay Tree Close has more than quadrupled in price since its earliest registered sale in 1999.
£572,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.0% per year over 26 years.
£550,000
Growth on file: 6.0% per year over 26 years.
Sales timeline
25 November 2024Most recent
£550,000
+85.2%over 11 years20 June 2013
£297,000
+318.3%over 9 years14 August 2003
£71,000
-42.5%over 4 years13 May 1999
£123,500
Median price across the last 5 sales in HP11 1JN: £450,000 (2026–2022).
Nearby sales in HP11 1JN
12 Bay Tree Close, High Wycombe, HP11 1JN
Sold Feb 2026
£400,00021 Bay Tree Close, High Wycombe, HP11 1JN
Sold Feb 2026
£560,00010 Bay Tree Close, High Wycombe, HP11 1JN
Sold Oct 2025
£525,00018 Bay Tree Close, High Wycombe, HP11 1JN
Sold Aug 2025
£450,0006 Bay Tree Close, High Wycombe, HP11 1JN
Sold May 2022
£450,000
Versus other Bay Tree Close homes
20 Bay Tree Close outperforms the street on floor area by a wide margin.
Price per m²
£5,392
Street avg £4,361
Floor Area
102 m²
Street avg 91 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
4.5 t/year
Street avg 3.6 t/year
Everything you need to know about 20 Bay Tree Close
The true value, the hidden risks and the full sale history, in one report.
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The neighbourhood at a glance
Crime
228/mo
Falling year-on-year across the wider district.
Nearest stop
0.1 km
St Peter's Close — bus stop.
Closest school
0.3 km
Loudwater Combined School. 12 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
58.0dB

Night-time· 23:00 – 07:00
51.0dB






