Arliss Court, Flat 21, 24 Clarendon Road, Watford, WD17 1JY
About Arliss Court
Arliss Court is a property in Watford (WD17 1JY). It has a recorded floor area of 29 m² (around 312 sq ft) and council tax band B. At 29 m² this is the 20th smallest of 51 units on EPC record in Arliss Court, where floor areas span 20–48 m². The building's EPC ratings span D to B across 51 units on file. The latest certificate (June 2015) shows a C (score 72). The latest certificate is from June 2015, so improvements made since then won't be reflected.
Across 2016–2017, sale prices on this property compounded at 17.4% per year. Today's modelled estimate of £164,000 is 18% below the 2017 sale of £200,000, below the original sale price, which typically signals condition or completion-status changes worth verifying. On a £-per-square-foot basis, the last sale (£641/sq ft) was about 24.9% above the typical sold price in the postcode. Last sold in December 2017, so it's been off the market for around 8 years.
Energy performance
Arliss Court's carbon output is low for the local stock.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 30 Jun 2025
EPC Rating
Planning history
Arliss Court has no planning applications on record.
Notable planning nearby
7applications of note in the surrounding area
We flagged 2 things worth checking at Arliss Court
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.
- Signs of HMO activity in the area
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
£164,000
Modelled from EPC, postcode comparables and a sale-price growth of 17.4% per year over 2 years.
£200,000
Growth on file: 17.4% per year over 2 years.
Sales timeline
13 December 2017Most recent
£200,000
+31.1%over 1 year3 April 2016
£152,500
Median price across the last 5 sales in WD17 1JY: £224,000 (2025–2023).
Nearby sales in WD17 1JY
Arliss Court, Flat 6, 24 Clarendon Road, Watford, WD17 1JY
Sold May 2025
£235,000Arliss Court, Flat 24, 24 Clarendon Road, Watford, WD17 1JY
Sold Nov 2024
£224,000Arliss Court, Flat 14, 24 Clarendon Road, Watford, WD17 1JY
Sold May 2024
£225,000Arliss Court, Flat 5, 24 Clarendon Road, Watford, WD17 1JY
Sold Mar 2024
£160,000Arliss Court, Flat 55, 24 Clarendon Road, Watford, WD17 1JY
Sold Oct 2023
£182,500
Versus other Clarendon Road homes
Arliss Court outperforms the street on price per m² by a wide margin.
Price per m²
£6,897
Street avg £6,045
Floor Area
29 m²
Street avg 34 m²
CO₂ Emissions
1.1 t/year
Street avg 1.2 t/year
Years Held
8 years
Street avg 8 years
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
10/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Clarendon Road — bus stop.
Closest school
0.1 km
Watford St John's Church of England Primary School. 35 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
56.9dB

Night-time· 23:00 – 07:00
47.6dB








