21 Chiltern Ridge, High Wycombe, HP14 3SZ
About 21 Chiltern Ridge
21 Chiltern Ridge is a four-bedroom detached house in High Wycombe (HP14 3SZ). It has a recorded floor area of 93 m² (around 1001 sq ft), construction records dating it to 1976-1982 and council tax band E. The latest certificate (February 2025) shows an E (score 46), well below the UK norm with real room to improve. The rating has held steady at E across 4 certificates since December 2013. Between certificates, roof efficiency went from Average to Very Good and lighting went from Very Poor to Very Good; while wall efficiency dropped from Good to Average and hot-water efficiency dropped from Average to Poor. The recommended improvements would lift it to C (score 79), a 2-band jump. Main heating runs on electricity.
Across 1997–2014, sale prices on this property compounded at 5.5% per year. Today's modelled estimate of £540,000 sits 52.5% above the 2014 sale of £354,000. On a £-per-square-foot basis, the last sale (£354/sq ft) was about 46.1% above the typical sold price in the postcode. One planning record on file: an extension approved in 2001. Past consents include an extension and a conservatory, meaningful when judging how the property has evolved. At 93 m² it's 28.3% larger than the typical home in the postcode (73 m² median across 16 EPCs). Last sold in July 2014, so it's been off the market for around 12 years.
Know exactly what you're buying at 21 Chiltern Ridge
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Launch offer · save £5
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms4
- Bathrooms2
- Utility roomYes
- EnsuiteYes
Outside
- Private gardenYes
- Garagesingle, integral
Building
- RefurbishedYes
Energy performance
21 Chiltern Ridge's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Roof insulation improved
Heating system changed
Heating controls upgraded for better temperature management
Hot water efficiency decreased
Wall insulation upgraded
Loft insulation upgraded to recommended levels
More low energy lighting installed
Planning history
21 Chiltern Ridge has an approved rear extension on the planning record.
- May 2001ConservatoryFullIn report
Extension: Rear of property
Erection of conservatory to rear
Extension- Documents
- 3 docs on file
- Reference
- 01/05544/FUL
We flagged 1 thing worth checking at 21 Chiltern Ridge
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
21 Chiltern Ridge has more than doubled in price since the earliest registered sale in 1997.
£540,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.5% per year over 17 years.
£354,000
Growth on file: 5.5% per year over 17 years.
Sales timeline
6 July 2014Most recent
£354,000
+144.2%over 16 years2 December 1997
£144,950
Median price across the last 5 sales in HP14 3SZ: £400,000 (2025–2021).
Nearby sales in HP14 3SZ
4 Chiltern Ridge, High Wycombe, HP14 3SZ
Sold Feb 2025
£410,00012 Chiltern Ridge, High Wycombe, HP14 3SZ
Sold Sept 2024
£400,0001 Chiltern Ridge, High Wycombe, HP14 3SZ
Sold May 2024
£418,5003 Chiltern Ridge, High Wycombe, HP14 3SZ
Sold Aug 2023
£400,0008 Chiltern Ridge, High Wycombe, HP14 3SZ
Sold Aug 2021
£377,000
Everything we know about 21 Chiltern Ridge, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Larger development activity nearby

Versus other Chiltern Ridge homes
21 Chiltern Ridge outperforms the street on floor area by a wide margin.
Price per m²
£3,806
Street avg £4,250
Floor Area
93 m²
Street avg 80 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
6.1 t/year
Street avg 5.8 t/year
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The neighbourhood at a glance
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Mill Road — bus stop.
Closest school
1.3 km
Stokenchurch Primary School. 1 school nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
55.3dB

Night-time· 23:00 – 07:00
48.9dB