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Get started357 Galley Hill is a detached house in Hemel Hempstead (HP1 3LA). It has a recorded floor area of 36 m² (around 388 sq ft), construction records dating it to 1950-1966 and council tax band B. The latest certificate (April 2024) shows a C (score 73). When first surveyed in January 2012 the rating was D, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Average to Good; while wall efficiency dropped from Good to Average and window efficiency dropped from Good to Average. At 36 m² this is the 2nd smallest of 27 units on EPC record in the building, where floor areas span 34–153 m². The building's EPC ratings span E to B across 27 units on file.
At 36 m² it sits well below the postcode median (82 m² across 26 EPCs), making it one of the more compact homes locally.
357 Galley Hill's carbon output is low for the local stock.
357 Galley Hill has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£166,000
Modelled from EPC, postcode comparables.
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.
Everything we know about this property, compiled into one in-depth, downloadable report.
Detailed AI analysis
357 Galley Hill outperforms the street on co₂ emissions by a wide margin.
EPC Rating
73 (C)
Street avg 70 (C)
Floor Area
36 m²
Street avg 49 m²
CO₂ Emissions
1.5 t/year
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
16/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km

Daytime· 07:00 – 23:00
47.1dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water efficiency improved
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
Median price across the last 5 sales in HP1 3LA: £390,000 (2025–2022).
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Detailed EPC data
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Street avg 2.1 t/year
Habitable Rooms
2 rooms
Street avg 3 rooms
Pudding Lane — bus stop.
Closest school
0.2 km
Galley Hill Primary School and Nursery. 20 schools nearby.
Night-time· 23:00 – 07:00
37.9dB