21 Carrington Avenue, Flackwell Heath, High Wycombe, HP10 9AL
About 21 Carrington Avenue
21 Carrington Avenue is a three-bedroom detached house in Flackwell Heath, High Wycombe, High Wycombe (HP10 9AL). It has a recorded floor area of 74 m² (around 797 sq ft), construction records dating it to 1950-1966 and council tax band E. The latest certificate (February 2015) shows a D (score 64), on the cusp of jumping into the C band. When first surveyed in September 2009 the rating was E, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Good to Very Good and lighting went from Very Poor to Very Good. The recommended improvements would lift it to B (score 84), a 2-band jump. The latest certificate is from February 2015, so improvements made since then won't be reflected. Records show the property has been extended at some point in its history. The home occupies a cul-de-sac position.
Across 1996–2014, sale prices on this property compounded at 6.5% per year. Today's modelled estimate of £589,000 sits 68.3% above the 2014 sale of £350,000. On the market in April 2014 and unlisted since — roughly 12 years.
Know exactly what you're buying at 21 Carrington Avenue
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
- Dining roomYes
- StudyYes
- FireplaceYes
Outside
- Private gardenRear
- GarageYes
- Cul-de-sacYes
Building
- Previously extendedYes
- RefurbishedYes
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 19 Feb 2025
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
More low energy lighting installed
Hot water efficiency improved
Cavity wall insulation installed
More low energy lighting installed
Planning history
21 Carrington Avenue has no planning applications on record.
Notable planning nearby
3applications of note in the surrounding area
Sales history & valuation
21 Carrington Avenue has more than tripled in price since its earliest registered sale in 1996.
£589,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.5% per year over 17 years.
£350,000
Growth on file: 6.5% per year over 17 years.
Sales timeline
10 April 2014Most recent
£350,000
+200.4%over 17 years29 November 1996
£116,500
Median price across the last 5 sales in HP10 9AL: £472,500 (2024–2020).
Nearby sales in HP10 9AL
19 Carrington Avenue, Flackwell Heath, High Wycombe, HP10 9AL
Sold Apr 2024
£549,9501 Carrington Avenue, Flackwell Heath, High Wycombe, HP10 9AL
Sold Sept 2021
£470,00014 Carrington Avenue, Flackwell Heath, High Wycombe, HP10 9AL
Sold Jul 2021
£472,5005 Carrington Avenue, Flackwell Heath, High Wycombe, HP10 9AL
Sold Mar 2021
£427,50029 Carrington Avenue, Flackwell Heath, High Wycombe, HP10 9AL
Sold Oct 2020
£635,000
Everything we know about 21 Carrington Avenue, 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 Carrington Avenue homes
21 Carrington Avenue outperforms the street on habitable rooms by a wide margin.
Price per m²
£4,730
Street avg £5,521
Floor Area
74 m²
Street avg 80 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
3.4 t/year
Street avg 4.1 t/year
Similar properties nearby
1 Aspen Road
HP10 9FA
1 Birfield Road, Loudwater
HP10 9TW
1 Conway Close, Loudwater
HP10 9TR
1 Cherrywood Gardens, Flackwell Heath
HP10 9AX
1 Clay Close, Flackwell Heath
HP10 9BG
1 Chiltern Green, Flackwell Heath
HP10 9AJ
1 Carrington Avenue, Flackwell Heath
HP10 9AL
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
0.3 km
The Common — bus stop.
Closest school
0.3 km
Carrington Junior School. 12 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
47.7dB

Night-time· 23:00 – 07:00
39.2dB