21 Hampden Way, Watford, WD17 4SS
About 21 Hampden Way
21 Hampden Way is a five-bedroom detached house in Watford (WD17 4SS). It has a recorded floor area of 212 m² (around 2282 sq ft), construction records dating it to 2007-2011 and council tax band G. The latest certificate (January 2023) shows a C (score 75), near the top of the C band. When first surveyed in June 2010 the rating was D, the property has climbed 1 band since. Between certificates, roof efficiency dropped from Good to Average. The recommended improvements would push it to B (score 85).
3 planning records sit against the property, 0 approved, 0 refused, 1 pending. An active application for an extension is awaiting a decision. At 212 m² the property is well over the postcode median (147 m² across 17 EPCs), placing it in the larger end of the local stock. Across 2011–2023, sale prices on this property compounded at 2.7% per year. On a £-per-square-foot basis, the last sale (£438/sq ft) was about 60.7% above the typical sold price in the postcode. Most recent transfer: November 2023 at £1,000,001.
What this property has
Inside
- Bedrooms5
- Bathrooms3
- Dining roomYes
- CloakroomYes
- EnsuiteYes
Outside
- GarageDetached
Energy performance
EPC Rating
Certificate validity
Valid until 10 January 2033
Property Improvements
Changes detected from historical EPC data
Floor insulation added or improved
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Planning history
Council records include a part-single-part-two-storey rear extension at 21 Hampden Way.
3 applications on record at 21 Hampden Way, Watford, WD17 4SS
- Aug 2005Tree WorksTreesOutcome in report
Works to trees under TPO No 85
- Reference
- 05/00728/TPO
- More recent applications — locked
- ExtensionOct 2024Decision
- ExtensionJun 2024Decision
Unlock 21 Hampden Way, Watford, WD17 4SS's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (1 on record)
- All 3 applications on this property in full, plus 3 notable nearby
- The 15 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
21 Hampden Way valuation sits well clear of the typical sold price in this postcode.
£1,011,000
Modelled from EPC, postcode comparables and a sale-price growth of 2.7% per year over 13 years.
£1,000,001
Growth on file: 2.7% per year over 13 years.
Sales timeline
7 November 2023Most recent
£1,000,001
+39.9%over 12 years4 April 2011
£715,000
Median price across the last 5 sales in WD17 4SS: £1,000,000 (2025–2022).
Versus other Hampden Way homes
Years Held for 21 Hampden Way lags the street by a wide margin.
Price per m²
£4,717
Street avg £4,888
Floor Area
212 m²
Street avg 158 m²
Habitable Rooms
8 rooms
Street avg 7 rooms
CO₂ Emissions
5.3 t/year
Street avg 4.8 t/year
Similar properties nearby
The neighbourhood at a glance
Crime
266/mo
Falling year-on-year across the wider district.
Nearest stop
0.3 km
Hollytree House — bus stop.
Closest school
0.3 km
Holy Rood Catholic Primary School. 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
55.0dB

Night-time· 23:00 – 07:00
46.2dB







