Areas/Postcode districts/HP4
Postcode district
HP4
7,670 domestic properties carry a HP4 postcode. Postcode districts don't line up with council boundaries — HP4 spans Dacorum, Buckinghamshire and Central Bedfordshire, and this page counts all of them honestly rather than filing it under one authority.
Dacorum 98%
Buckinghamshire 2%
Central Bedfordshire 0%
7,670properties matched to a UPRN
49%rated D or below on their current EPC
Cmost common current energy band
3local authorities represented here
Energy performance
Where the stock sits today
HP4's current EPC mix, read directly from the certificates. Dacorum and the other authorities here have different profiles — the figures below are this district's blended total across all of them, not any single authority's own number.
A 0%
B 11%
C 39%
D 36%
E 11%
F 2%
G 0%
Distance from standard
66.9→80.1
Average current efficiency score against average potential score, on the certificate's own SAP scale. The gap is what a certificate's own recommendations are already aimed at closing — a reading of the certificates as issued, not a projection.
Properties matched
7,670
Matched to a UPRN in the current release, out of a national total of 19,274,677.
Flood, heritage & conservation
Constraints on the ground
Three separate checks, kept separate on purpose — a property can sit in more than one at once. Dacorum and the other authorities here have different profiles — the figures below are this district's blended total across all of them, not any single authority's own number.
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75properties in flood zone 2 or 3
▦
2,145properties in a designated conservation area
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7,670properties within roughly 2.2km of a listed building
A proximity signal, not a listed-status check — this counts nearby listed buildings, not properties confirmed to be listed themselves.
Deprivation & fuel poverty
Neighbourhood context, England-wide
The English Indices of Deprivation rank every small area nationally, from 1 (most deprived) to 10 (least). Here's how this area's neighbourhoods sit against the rest of England.
7.4%households in fuel poverty (DESNZ sub-regional estimate)
13%of homes are social rented (Census 2021)
This is the aggregate picture. Every property behind it has its own record.
Certificate history, exact flood zone, planning constraints, deprivation and tenure — matched to the UPRN and searchable one property at a time inside CrierData.
Search properties in HP4 →UPRN 100023...EPC D → C
UPRN 100023...Flood zone 1
UPRN 100023...Conservation area
UPRN 100023...EPC E → D
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Other HP postcode districts
24 published