21 Ashridge House, Chenies Way, Watford, WD18 6UW
About 21 Ashridge House
21 Ashridge House is a one-bedroom semi-detached house in Watford (WD18 6UW). It has a recorded floor area of 49 m² (around 527 sq ft), construction records dating it to 1991-1995 and council tax band B. At 49 m² this is the 2nd smallest of 3 units on EPC record in the building, where floor areas span 48–50 m². The building's EPC ratings span D to C, with this unit at the top. On EPC score it ranks first in the building (70 versus a worst of 62). The latest certificate (October 2019) shows a C (score 70).
At 49 m² it's 21% smaller than the typical home in the postcode (62 m² median across 13 EPCs). Across 1997–2022, sale prices on this property compounded at 4.7% per year. Today's modelled estimate of £167,000 is 45.2% above the 2022 sale price. Last sale on file: £115,000 in March 2022. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Know exactly what you're buying at 21 Ashridge House
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
- Bedrooms1
- Bathrooms1
Outside
- Communal gardenYes
- ParkingAllocated
Building
- RefurbishedYes
Energy performance
EPC Rating
Planning history
21 Ashridge House has no planning applications on record.
The full report still covers planning activity across the surrounding area.
Sales history & valuation
21 Ashridge House has more than tripled in price since its earliest registered sale in 1997.
£167,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.7% per year over 24 years.
£115,000
Growth on file: 4.7% per year over 24 years.
Sales timeline
29 March 2022Most recent
£115,000
+42.1%over 18 years28 August 2003
£80,950
+115.9%over 5 years28 November 1997
£37,500
Median price across the last 5 sales in WD18 6UW: £215,000 (2023–2019).
Nearby sales in WD18 6UW
1 Chenies Way, Watford, WD18 6UW
Sold Jul 2023
£465,00033 Wendover House, Chenies Way, Watford, WD18 6UW
Sold Mar 2023
£180,00031 Wendover House, Chenies Way, Watford, WD18 6UW
Sold Apr 2022
£210,00035 Wendover House, Chenies Way, Watford, WD18 6UW
Sold May 2021
£215,00027 Wendover House, Chenies Way, Watford, WD18 6UW
Sold Mar 2019
£285,000
Everything we know about 21 Ashridge House, 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 Chenies Way homes
CO₂ Emissions for 21 Ashridge House runs comfortably ahead of the street norm.
Price per m²
£2,347
Street avg £3,377
Floor Area
49 m²
Street avg 57 m²
Habitable Rooms
2 rooms
Street avg 3 rooms
CO₂ Emissions
2.0 t/year
Street avg 3.0 t/year
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The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
8/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Chesham Way — bus stop.
Closest school
0.3 km
Willow Tree Primary School. 29 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
48.6dB

Night-time· 23:00 – 07:00
39.8dB