Model valuation£417,0008 Busby Close
Local market context
9 Carrington Avenue is a two-bedroom detached house in Flackwell Heath, High Wycombe, High Wycombe (HP10 9AL). It has a recorded floor area of 79 m² (around 850 sq ft), construction records dating it to 1950-1966 and council tax band E. The latest certificate (October 2016) shows a D (score 67), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 83), a 2-band jump. Other recorded features include attached land beyond the plot.
One planning record on file: an extension approved in 2009. Past consents include an extension, meaningful when judging how the property has evolved. Across 2009–2019, sale prices on this property compounded at 5.9% per year. Today's modelled estimate of £545,000 is 23.9% above the 2019 sale price. On a £-per-square-foot basis, the last sale (£517/sq ft) was about 17.8% above the typical sold price in the postcode. Last sale on file: £440,000 in April 2019.
Recommended upgrades on file would lift this property by multiple EPC bands.
Certificate validity
Valid until 20 October 2026
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9 Carrington Avenue has an approved single-storey rear extension on the planning record.
1 application on record at 9 Carrington Avenue, Flackwell Heath, High Wycombe, HP10 9AL
Extension: Single storey · Rear of property
Construction of a single storey rear extension
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9 Carrington Avenue valuation sits well clear of the typical sold price in this postcode.
£545,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.9% per year over 10 years.
£440,000
Growth on file: 5.9% per year over 10 years.
10 April 2019Most recent
£440,000
+77.4%over 9 years28 April 2009
£248,000
Median price across the last 5 sales in HP10 9AL: £472,500 (2026–2021).
6 Carrington Avenue, Flackwell Heath, High Wycombe, HP10 9AL
Sold Feb 2026
19 Carrington Avenue, Flackwell Heath, High Wycombe, HP10 9AL
Sold Apr 2024
1 Carrington Avenue, Flackwell Heath, High Wycombe, HP10 9AL
Sold Sept 2021
14 Carrington Avenue, Flackwell Heath, High Wycombe, HP10 9AL
Sold Jul 2021
5 Carrington Avenue, Flackwell Heath, High Wycombe, HP10 9AL
Sold Mar 2021
On epc rating, 9 Carrington Avenue stands well clear of the street.
Price per m²
£5,570
Street avg £5,590
Floor Area
79 m²
Street avg 80 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
3.1 t/year
Street avg 4.1 t/year
Property research, connected
Explore sale histories, valuations, energy ratings and local areas. Ask the assistant to connect the details and take your research further.
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Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
59/mo
Falling year-on-year across the wider district.
Nearest stop
0.3 km
The Common — bus stop.
Closest school
0.3 km
Carrington Junior 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.

Daytime· 07:00 – 23:00
47.7dB

Night-time· 23:00 – 07:00
39.2dB