9 Blackthorn Close, Watford, WD25 7EL
About 9 Blackthorn Close
9 Blackthorn Close is a two-bedroom end-of-terrace house in Watford (WD25 7EL). It has a recorded floor area of 69 m² (around 743 sq ft), construction records dating it to 1930-1949 and council tax band C. The latest certificate (April 2014) shows a D (score 61), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since September 2010. Between certificates, roof efficiency went from Very Poor to Good and lighting went from Average to Very Good; while hot-water efficiency dropped from Very Good to Average and main heating dropped from Very Good to Good. The recommended improvements would lift it to B (score 84), a 2-band jump. The latest certificate is from April 2014, so improvements made since then won't be reflected. Other recorded features include a conservatory.
Held since January 2011 — that's 15 years off the open market, well above the local norm. Across 1997–2011, sale prices on this property compounded at 9% per year. Today's modelled estimate of £380,000 sits 75.9% above the 2011 sale of £216,000.
What this property has
Inside
- Bedrooms2
- Dining roomYes
- ConservatoryYes
Outside
- ParkingOff street
Building
- Heating systemGas fired
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This certificate is over 10 years old and is no longer valid.Expired 25 Apr 2024
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls changed
Hot water system changed
Loft insulation installed or upgraded to 250mm+
More low energy lighting installed
Planning history
9 Blackthorn Close has no planning applications on record.
The full report still covers planning activity across the surrounding area.
Sales history & valuation
Sale price has grown by over 3x since 1997.
£380,000
Modelled from EPC, postcode comparables and a sale-price growth of 9.0% per year over 14 years.
£216,000
Growth on file: 9.0% per year over 14 years.
Sales timeline
7 January 2011Most recent
£216,000
+30.9%over 8 years19 December 2002
£165,000
+153.8%over 5 years11 February 1997
£65,000
Median price across the last 5 sales in WD25 7EL: £422,500 (2022–2020).
Nearby sales in WD25 7EL
Versus other Blackthorn Close homes
Floor Area for 9 Blackthorn Close lags the street by a wide margin.
Price per m²
£3,130
Street avg £3,765
Floor Area
69 m²
Street avg 80 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
3.3 t/year
Street avg 3.7 t/year
Similar properties nearby
1 Ganders Ash
WD25 7HE
1 Blackthorn Close
WD25 7EL
1 Cobb Green
WD25 7HZ
1 Hope Green
WD25 7HQ
1 Hammer Parade, Hunters Lane
WD25 7BB
1 Harding Close
WD25 7PE
1 Campion Close
WD25 7PL
1 Foxlands Close, Leavesden
WD25 7LY
The neighbourhood at a glance
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Orchard Avenue — bus stop.
Closest school
0.3 km
Alban Wood Primary School and Nursery. 22 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
50.3dB

Night-time· 23:00 – 07:00
40.6dB








