20 Blackstone Close, Farnborough, GU14 9JW
About 20 Blackstone Close
20 Blackstone Close is a four-bedroom detached house in Farnborough (GU14 9JW). It has a recorded floor area of 139 m² (around 1496 sq ft), construction records dating it to 1976-1982 and council tax band E. The latest certificate (March 2019) shows a D (score 67), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 82), a 2-band jump. Records show the property has been extended at some point in its history.
At 139 m² the property is well over the postcode median (68 m² across 23 EPCs), placing it in the larger end of the local stock. One planning record on file: an extension approved in 2001. Past consents include an extension, meaningful when judging how the property has evolved. Across 1997–2019, sale prices on this property compounded at 5.1% per year. Today's modelled estimate of £535,000 is 36.3% above the 2019 sale price. Sold July 2019 for £392,500.
Know exactly what you're buying at 20 Blackstone 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
- Bedrooms4
- Bathrooms2
- Dining roomYes
- Utility roomYes
- CloakroomYes
- EnsuiteYes
- StudyYes
Building
- Previously extendedYes
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Planning history
20 Blackstone Close has an approved side extension on the planning record.
- May 2001ExtensionFullIn report
Extension: Side of property
Erection of extensions to both sides of property
- Reference
- 01/00246/FUL
What's in 20 Blackstone Close, Farnborough, GU14 9JW's planning history?
Refusals, disputes and full decisions on this property and nearby, in the report.
Sales history & valuation
Sale price has at least doubled since 1997.
£535,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.1% per year over 22 years.
£392,500
Growth on file: 5.1% per year over 22 years.
Sales timeline
25 July 2019Most recent
£392,500
+22.7%over 12 years21 September 2006
£320,000
+141.5%over 8 years27 November 1997
£132,500
Median price across the last 5 sales in GU14 9JW: £340,000 (2024–2020).
Nearby sales in GU14 9JW
11 Blackstone Close, Farnborough, GU14 9JW
Sold Nov 2024
£340,00023 Blackstone Close, Farnborough, GU14 9JW
Sold Apr 2023
£385,0002 Blackstone Close, Farnborough, GU14 9JW
Sold Jun 2022
£450,00031 Blackstone Close, Farnborough, GU14 9JW
Sold Dec 2021
£334,50033 Blackstone Close, Farnborough, GU14 9JW
Sold Jun 2020
£310,000
Everything we know about 20 Blackstone 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 Blackstone Close homes
On floor area, 20 Blackstone Close stands well clear of the street.
Price per m²
£2,824
Street avg £3,808
Floor Area
139 m²
Street avg 76 m²
Habitable Rooms
8 rooms
Street avg 4 rooms
CO₂ Emissions
5.1 t/year
Street avg 3.0 t/year
Similar properties nearby
1 Baywood Close
GU14 9YE
1 Broomhill, Pennine Way
GU14 9HX
1 Collier Close
GU14 9QL
1 Broadhurst
GU14 9XA
1 Chiltern Avenue
GU14 9SE
1 Cairngorm Place
GU14 9HU
1 Cambrian Road
GU14 9JF
1 Clayton Road
GU14 9DQ
The neighbourhood at a glance
Crime
7/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Hill Corner Farm Park — bus stop.
Closest school
0.3 km
Guillemont Junior School. 20 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
58.2dB

Night-time· 23:00 – 07:00
49.8dB