21 Churchill Close, Flackwell Heath, High Wycombe, HP10 9LA
About 21 Churchill Close
21 Churchill Close is a three-bedroom detached house in Flackwell Heath, High Wycombe, High Wycombe (HP10 9LA). It has a recorded floor area of 101 m² (around 1087 sq ft), construction records dating it to 1976-1982 and council tax band E. The latest certificate (September 2020) shows a C (score 73). The recommended improvements would push it to B (score 86).
Untraded for 27 years, with the last transfer in August 1999. Across 1997–1999, sale prices on this property compounded at 9.3% per year. Today's modelled estimate of £538,000 sits 246% above the 1999 sale of £155,500. On a £-per-square-foot basis, the last sale (£143/sq ft) was about 46.2% below the postcode norm. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved. Its energy rating outperforms most of the postcode (better than 79% of similar EPCs).
Know exactly what you're buying at 21 Churchill Close
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms3
Energy performance
EPC Rating
Planning history
21 Churchill Close has been extended on multiple sides of the property across separate planning applications.
- Sept 2010ExtensionFullIn report
Extension: Single storey · Side of property
Householder application for single storey extension to left hand elevation to provide new cloakroom in kitchen and associated works
- Documents
- 5 docs on file
- Reference
- 10/06562/FUL
- Jun 2001ExtensionFullIn report
Extension: Side and rear of property
Erection of 2 storey/single storey side and single storey front extension
- Documents
- 5 docs on file
- Reference
- 01/06198/FUL
What's in 21 Churchill Close, Flackwell Heath, High Wycombe, HP10 9LA's planning history?
Refusals, disputes and full decisions on this property and nearby, in the report.
Sales history & valuation
21 Churchill Close's modelled value sits at over four times its earliest registered sale price (1997).
£538,000
Modelled from EPC, postcode comparables and a sale-price growth of 9.3% per year over 2 years.
£155,500
Growth on file: 9.3% per year over 2 years.
Sales timeline
24 August 1999Most recent
£155,500
+19.7%over 2 years17 August 1997
£129,950
Median price across the last 5 sales in HP10 9LA: £600,000 (2025–2022).
Nearby sales in HP10 9LA
27 Churchill Close, Flackwell Heath, High Wycombe, HP10 9LA
Sold Oct 2025
£535,00019 Churchill Close, Flackwell Heath, High Wycombe, HP10 9LA
Sold Apr 2024
£405,0007 Churchill Close, Flackwell Heath, High Wycombe, HP10 9LA
Sold Jul 2023
£625,00031 Churchill Close, Flackwell Heath, High Wycombe, HP10 9LA
Sold Aug 2022
£600,00039 Churchill Close, Flackwell Heath, High Wycombe, HP10 9LA
Sold Aug 2022
£725,000
Everything we know about 21 Churchill Close, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
- Am I paying too much?
- Is something wrong with it?
- Is the agent's story true?
- Will it hold its value?

Versus other Churchill Close homes
21 Churchill Close is notably below the street on price per m².
Price per m²
£1,540
Street avg £3,998
Floor Area
101 m²
Street avg 111 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
2.9 t/year
Street avg 5.0 t/year
Similar properties nearby
1 Birfield Road, Loudwater
HP10 9TW
1 Conway Close, Loudwater
HP10 9TR
1 Aspen Road
HP10 9FA
1 Cherrywood Gardens, Flackwell Heath
HP10 9AX
1 Clay Close, Flackwell Heath
HP10 9BG
1 Carrington Avenue, Flackwell Heath
HP10 9AL
1 Chiltern Green, Flackwell Heath
HP10 9AJ
1 Chilterns Close, Flackwell Heath
HP10 9BB
The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
3/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Green Dragon Lane — bus stop.
Closest school
0.0 km
Juniper Hill School. 11 schools 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
48.5dB

Night-time· 23:00 – 07:00
39.3dB