23 Sunnycroft, Downley, High Wycombe, HP13 5UQ
About 23 Sunnycroft
23 Sunnycroft is a four-bedroom detached house in Downley, High Wycombe, High Wycombe (HP13 5UQ). It has a recorded floor area of 120 m² (around 1292 sq ft), construction records dating it to 1983-1990 and council tax band F. The latest certificate (August 2019) shows a C (score 72). When first surveyed in September 2014 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Poor to Good and lighting went from Average to Very Good; while roof efficiency dropped from Good to Average. The recommended improvements would push it to B (score 84).
One planning record on file: an extension approved in 2025. Past consents include an extension and a porch, meaningful when judging how the property has evolved. Its energy rating outperforms most of the postcode (better than 89% of similar EPCs). Across 1999–2020, sale prices on this property compounded at 5.1% per year. Today's modelled estimate of £629,000 is 14.4% above the 2020 sale price. Sold October 2020 for £550,000.
What this property has
Inside
- Bedrooms4
- Bathrooms1
- Dining roomYes
- Utility roomYes
- CloakroomYes
- StudyYes
Outside
- Private gardenRear
- GarageYes
Everything you need to know about 23 Sunnycroft
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
EPC Rating
Certificate validity
Valid until 22 August 2029
Property Improvements
Changes detected from historical EPC data
Cavity wall insulation installed
Loft insulation upgraded to recommended levels
More low energy lighting installed
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Planning history
1 application on record at 23 Sunnycroft, Downley, High Wycombe, HP13 5UQ
- Oct 2025PorchFullOutcome in report
Extension: Single storey · Front of property
Householder application for single storey ground floor extension to front porch and installation of pitched roof to existing front dormer
Extension- Documents
- 11 docs on file
- Reference
- 25/05794/FUL
Unlock 23 Sunnycroft, Downley, High Wycombe, HP13 5UQ'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- Every decision — granted, refused or withdrawn (1 on record)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 11 notable nearby
- The 11 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
Sale price has at least doubled since 1999.
£629,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.1% per year over 21 years.
£550,000
Growth on file: 5.1% per year over 21 years.
Sales timeline
1 October 2020Most recent
£550,000
+188.7%over 21 years28 July 1999
£190,500
Median price across the last 5 sales in HP13 5UQ: £445,000 (2024–2001).
Nearby sales in HP13 5UQ
7 Sunnycroft, Downley, High Wycombe, HP13 5UQ
Sold Aug 2024
£680,0002 Sunnycroft, Downley, High Wycombe, HP13 5UQ
Sold Nov 2022
£460,00013 Sunnycroft, Downley, High Wycombe, HP13 5UQ
Sold Aug 2013
£445,00037 Sunnycroft, Downley, High Wycombe, HP13 5UQ
Sold Oct 2007
£435,00029 Sunnycroft, Downley, High Wycombe, HP13 5UQ
Sold Jan 2001
£245,000
Versus other Sunnycroft homes
23 Sunnycroft outperforms the street on epc rating by a wide margin.
Price per m²
£4,583
Street avg £3,884
Floor Area
120 m²
Street avg 126 m²
Habitable Rooms
7 rooms
Street avg 7 rooms
CO₂ Emissions
3.7 t/year
Street avg 4.9 t/year
Everything you need to know about 23 Sunnycroft
The true value, the hidden risks and the full sale history, in one report.
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The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
223/mo
Falling year-on-year across the wider district.
Nearest stop
0.1 km
Curlew Close — bus stop.
Closest school
0.5 km
The Downley School. 9 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
47.6dB

Night-time· 23:00 – 07:00
39.1dB






