31a, West Dene, Gaddesden Row, Hemel Hempstead, HP2 6HU
About 31a
31a is a detached house in Gaddesden Row, Hemel Hempstead, Hemel Hempstead (HP2 6HU). It has a recorded floor area of 48 m² (around 517 sq ft), construction records dating it to 1967-1975 and council tax band C. At 48 m² this is the 5th smallest of 30 units on EPC record in the building, where floor areas span 45–121 m². The building's EPC ratings span F to C, with this unit at the top. The latest certificate (July 2026) shows a C (score 70). When first surveyed in July 2015 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Poor to Average; while roof efficiency dropped from Good to Average. Main heating runs on electricity. This certificate was lodged in the last six months, so the rating reflects current condition.
At 48 m² it sits well below the postcode median (85 m² across 29 EPCs), making it one of the more compact homes locally. On energy efficiency it sits in the top 10% of properties in this postcode.
Everything you need to know about 31a
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
31a ranks among the most efficient homes in the postcode for energy use.
EPC Rating
Certificate validity
Valid until 10 July 2036
Property Improvements
Changes detected from historical EPC data
Heat pump installed, significantly improving energy efficiency
Heating controls upgraded for better temperature management
Hot water system upgraded
Wall insulation improved
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 £820 · Includes VAT
Planning history
31a 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
31a has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£176,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in HP2 6HU: £435,000 (2025–2022).
Nearby sales in HP2 6HU
6 West Dene, Gaddesden Row, Hemel Hempstead, HP2 6HU
Sold Mar 2025
£395,00014 West Dene, Gaddesden Row, Hemel Hempstead, HP2 6HU
Sold Sept 2024
£435,00017 West Dene, Gaddesden Row, Hemel Hempstead, HP2 6HU
Sold Jun 2023
£440,00010 West Dene, Gaddesden Row, Hemel Hempstead, HP2 6HU
Sold Oct 2022
£480,00036 West Dene, Gaddesden Row, Hemel Hempstead, HP2 6HU
Sold Jun 2022
£380,000
Versus other West Dene homes
On epc rating, 31a stands well clear of the street.
EPC Rating
70 (C)
Street avg 61 (D)
Floor Area
48 m²
Street avg 47 m²
CO₂ Emissions
0.5 t/year
Street avg 3.1 t/year
Habitable Rooms
2 rooms
Street avg 2 rooms
Everything you need to know about 31a
The true value, the hidden risks and the full sale history, in one report.
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Similar properties nearby
The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
332/mo
Falling year-on-year across the wider district.
Nearest stop
0.1 km
Bradden Lane — bus stop.
Closest school
1.2 km
Gaddesden Row JMI School. 3 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
43.2dB
Night-time· 23:00 – 07:00
35.8dB