21 Trefusis Walk, Watford, WD17 3BP
About 21 Trefusis Walk
21 Trefusis Walk is a four-bedroom detached house in Watford (WD17 3BP). It has a recorded floor area of 188 m² (around 2019 sq ft), construction records dating it to 1930-1949 and council tax band G. The latest certificate (August 2011) shows an E (score 45), well below the UK norm with real room to improve. The recommended improvements would push it to D (score 68). The latest certificate is from August 2011, so improvements made since then won't be reflected.
At 188 m² the property is well over the postcode median (122 m² across 13 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Last changed hands 8 years ago, in May 2018. Across 2003–2018, sale prices on this property compounded at 5.1% per year. Today's modelled estimate of £1,119,000 is 29.5% above the 2018 sale price.
What this property has
Inside
- Bedrooms4
- Utility roomYes
- EnsuiteYes
Outside
- ParkingOff street
Energy performance
21 Trefusis Walk sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 17 Aug 2021
EPC Rating
Planning history
21 Trefusis Walk has no planning applications on record.
Notable planning nearby
1applications of note in the surrounding area
We flagged 1 thing worth checking at 21 Trefusis Walk
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
Sale price has at least doubled since 2003.
£1,119,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.1% per year over 14 years.
£864,000
Growth on file: 5.1% per year over 14 years.
Sales timeline
13 May 2018Most recent
£864,000
+103.3%over 14 years19 December 2003
£425,000
Median price across the last 5 sales in WD17 3BP: £750,000 (2021–2018).
Nearby sales in WD17 3BP
Versus other Trefusis Walk homes
On epc rating, 21 Trefusis Walk runs well behind the street norm.
Price per m²
£4,606
Street avg £4,898
Floor Area
188 m²
Street avg 149 m²
Habitable Rooms
8 rooms
Street avg 6 rooms
CO₂ Emissions
10.0 t/year
Street avg 4.6 t/year
Similar properties nearby
The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
10/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Langley Way — bus stop.
Closest school
0.2 km
Cassiobury Junior School. 34 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
45.7dB

Night-time· 23:00 – 07:00
37.6dB








