427, London Road is a Grade II listed building in the Dacorum local planning authority area, England. First listed on 17 February 1977. A C19 House. 1 related planning application.
427, London Road
- WRENN ID
- guardian-cobalt-gold
- Grade
- II
- Local Planning Authority
- Dacorum
- Constituency
- Hemel Hempstead MP: David Taylor (Lab)
- Country
- England
- Date first listed
- 17 February 1977
- Type
- House
- Address
- 427, London Road, HP3 9BD
- OS grid reference
- TL 047 059
- Coordinates
- 51.74254, -0.48381
- Source
- Historic England listing
Description
This early 19th-century building is located on London Road. It is a two-storey red brick structure with a machine tiled roof. The front facade features two sash windows with glazing bars, each set within a reveal and topped with a cutter flat arch. A lower, two-window-wide wing is situated on the right-hand side. A side elevation doorway is present, along with a porch supported by slim pilasters. The building is listed for its contribution to the wider group value of numbers 427 to 437 (odd) on London Road.
Local climate
427, London Road sits in a drier-than-average part of the UK, with an average of 720 mm of rain a year. This makes it drier than 84% of listed buildings in the UK. Its exposure to wind-driven rain is lower than that of 83% of listed buildings.
It experiences an average of 33 freeze-thaw cycles a year, fewer than 54% of listed buildings. Of these, 15 follow at least 1 mm of rain in the preceding 48 hours. Average temperatures at this location have risen by 0.3°C per decade since 1991.
Averages for 1991–2020; temperature trend 1991–2025. Figures describe the wider area (a grid cell of roughly 10 km), not the individual site. Contains modified Copernicus Climate Change Service information 2026.
More on this building
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- Full EPC report — heating system, energy costs, size, glazing, construction etc.
- Sale history — 8 transactions since 1996
- Related listed building consents — 1 application
- Detailed attributes — period, style, materials, features
- Flood risk assessment
- Radon risk assessment
- Weather exposure and heating demand — rain and frost month by month and year by year, wind direction, solar and humidity
Matched applications, energy data and sale records are assembled automatically and may contain errors. Flag incorrect data.
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