20 Grasmere Close, Watford, WD25 7JH
About 20 Grasmere Close
20 Grasmere Close is a one-bedroom end-of-terrace house in Watford (WD25 7JH). It has a recorded floor area of 41 m² (around 441 sq ft), construction records dating it to 1983-1990 and council tax band B. The latest certificate (August 2023) shows a D (score 65), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since April 2013. Between certificates, lighting went from Good to Very Good. The recommended improvements would push it to C (score 77). Main heating runs on electricity. At 41 m² this is the 9th smallest of 17 units on EPC record in the building, where floor areas span 34–49 m². The building's EPC ratings span E to C across 17 units on file.
Across 1999–2013, sale prices on this property compounded at 5.9% per year. Today's modelled estimate of £201,000 sits 60.8% above the 2013 sale of £125,000. Last changed hands 13 years ago, in July 2013.
What this property has
Inside
- Bedrooms1
- Bathrooms1
Outside
- Private gardenYes
- GarageYes
Building
- Heating systemElectric
- ConciergeYes
- RefurbishedYes
Energy performance
EPC Rating
Certificate validity
Valid until 6 August 2033
Property Improvements
Changes detected from historical EPC data
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property has no mains gas supply, we believe a Level 3 building survey should be considered.
From £885 · Includes VAT
Planning history
20 Grasmere Close has no planning applications on record.
A planning report still maps activity across the surrounding area and reads this property's extension & conversion potential.
Sales history & valuation
Sale price has at least doubled since 1999.
£201,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.9% per year over 14 years.
£125,000
Growth on file: 5.9% per year over 14 years.
Sales timeline
15 July 2013Most recent
£125,000
+9.6%over 10 years9 July 2003
£114,000
+100.0%over 3 years25 October 1999
£57,000
Median price across the last 5 sales in WD25 7JH: £212,000 (2024–2017).
Nearby sales in WD25 7JH
Versus other Grasmere Close homes
On co₂ emissions, 20 Grasmere Close runs well behind the street norm.
Price per m²
£3,049
Street avg £3,362
Floor Area
41 m²
Street avg 41 m²
Habitable Rooms
2 rooms
Street avg 2 rooms
CO₂ Emissions
3.3 t/year
Street avg 2.4 t/year
Similar properties nearby
1 Grasmere Close
WD25 7JH
1 Cheshire Drive, Leavesden
WD25 7GP
1 Foxlands Close, Leavesden
WD25 7LY
1 Harding Close
WD25 7PE
1 Campion Close
WD25 7PL
1 Ganders Ash
WD25 7HE
1 Blackthorn Close
WD25 7EL
1 De Havilland Apartments, Bateson Drive, Leavesden
WD25 7DY
The neighbourhood at a glance
Crime
214/mo
Falling 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
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
50.0dB

Night-time· 23:00 – 07:00
40.5dB







