17 Commonside, Downley, High Wycombe, HP13 5XG
About 17 Commonside
17 Commonside is a detached house in Downley, High Wycombe, High Wycombe (HP13 5XG). It has a recorded floor area of 151 m² (around 1625 sq ft), construction records dating it to 1930-1949 and council tax band F. The latest certificate (June 2013) shows a C (score 70). The latest certificate is from June 2013, so improvements made since then won't be reflected.
At 151 m² the property is well over the postcode median (69 m² across 36 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the top 10% of properties in this postcode. 6 planning records sit against the property, 5 approved, 0 refused. Past consents include an extension and a garage conversion, meaningful when judging how the property has evolved. On the market in November 2013 and unlisted since — roughly 13 years. Across 1995–2013, sale prices on this property compounded at 7.7% per year. Today's modelled estimate of £784,000 is 32.9% above the 2013 sale price.
Everything you need to know about 17 Commonside
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
17 Commonside ranks among the most efficient homes in the postcode for energy use.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 04 Jun 2023
EPC Rating
Get a survey for this property
Level 3 Building Survey
Because the property has been extended more than once, we believe a Level 3 building survey should be considered.
From £1,220 · Includes VAT
Planning history
17 Commonside has 3 separate extension applications on the council record.
6 applications on record at 17 Commonside, Downley, High Wycombe, HP13 5XG
- Mar 2003ExtensionFullOutcome in report
Extension: Single storey · Rear of property
Erection of single storey rear extension
- Documents
- 13 docs on file
- Reference
- 03/05334/FUL
- More recent applications — locked
- RenovationApr 2025Decision
- Garage ConversionJul 2017Decision
+ 3 more applications in the report
Unlock 17 Commonside, Downley, High Wycombe, HP13 5XG's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (6 on record)
- All 6 applications on this property in full, plus 11 notable nearby
- The 57 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
17 Commonside has more than tripled in price since its earliest registered sale in 1995.
£784,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.7% per year over 18 years.
£590,000
Growth on file: 7.7% per year over 18 years.
Sales timeline
14 November 2013Most recent
£590,000
+80.2%over 11 years20 August 2002
£327,500
+118.3%over 7 years29 June 1995
£150,000
Median price across the last 5 sales in HP13 5XG: £405,016 (2024–2022).
Nearby sales in HP13 5XG
52 Commonside, Downley, High Wycombe, HP13 5XG
Sold May 2024
£520,00016a, Commonside, Downley, High Wycombe, HP13 5XG
Sold Oct 2023
£405,01616 Commonside, Downley, High Wycombe, HP13 5XG
Sold Aug 2023
£400,0006a, Commonside, Downley, High Wycombe, HP13 5XG
Sold Dec 2022
£380,00044 Commonside, Downley, High Wycombe, HP13 5XG
Sold Sept 2022
£645,000
Versus other Commonside homes
On floor area, 17 Commonside stands well clear of the street.
Price per m²
£3,907
Street avg £4,998
Floor Area
151 m²
Street avg 80 m²
Habitable Rooms
8 rooms
Street avg 4 rooms
CO₂ Emissions
4.6 t/year
Street avg 4.6 t/year
Everything you need to know about 17 Commonside
The true value, the hidden risks and the full sale history, in one report.
Pick your report · every report is £14.99
One time fee only - money back guarantee

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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
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km
Commonside — bus stop.
Closest school
0.6 km
The Downley 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
44.9dB

Night-time· 23:00 – 07:00
36.4dB






