16a, Hampden Way, Watford, WD17 4SS
About 16a
16a is a detached house in Watford (WD17 4SS). It has a recorded floor area of 156 m² (around 1679 sq ft) and construction records dating it to 2022. The latest certificate (June 2023) returns an A (score 94), the top energy band on the EPC scale.
On energy efficiency it sits in the top 10% of properties in this postcode. Across 2022–2023, sale prices on this property compounded at 233.6% per year. On a £-per-square-foot basis, the last sale (£596/sq ft) was about 102.1% above the typical sold price in the postcode. Most recent transfer: October 2023 at £1,000,000.
Energy performance
16a ranks among the most efficient homes in the postcode for energy use.
EPC Rating
Certificate validity
Valid until 8 June 2033
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Planning history
16a has no planning applications on record.
But the area is active
3 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
Sale price has grown by over 3x since 2022.
£969,000
Modelled from EPC, postcode comparables and a sale-price growth of 233.6% per year over 1 year.
£1,000,000
Growth on file: 233.6% per year over 1 year.
Sales timeline
5 October 2023Most recent
£1,000,000
+233.6%over 11 months20 October 2022
£299,750
Median price across the last 5 sales in WD17 4SS: £1,000,001 (2025–2021).
Versus other Hampden Way homes
16a outperforms the street on epc rating by a wide margin.
Price per m²
£6,410
Street avg £4,789
Floor Area
156 m²
Street avg 161 m²
CO₂ Emissions
0.6 t/year
Street avg 5.1 t/year
Years Held
3 years
Street avg 11 years
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







