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138 Windmill Road Hemel Hempstead Hertfordshire HP2 4BW

26/02364/HPAAwaiting decision
Approximate location: the centre of the postcode, not the exact property.

Proposal

Single-storey rear extension extending 4 metres beyond the original rear wall of the dwellinghouse, with a maximum height of 3 metres and an eaves height of 3 metres.

Submitted
27 October 2026
  1. Received27 Oct
  2. Validated
  3. Consult.
  4. Target
  5. Decided

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About this application

This is a planning application for a single storey rear extension at 138 Windmill Road Hemel Hempstead Hertfordshire HP2 4BW. Dacorum has handled 6,920 applications of this type. It has been with the council since 27 October 2026 and is still awaiting a decision. There has been 1 other application at this address. We hold 1,372 applications in total for the HP2 postcode area.

Application details

Postcode
HP2 4BW

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations at the address point. Ones next to the site may also apply.

  • Flood zone 1: Low probability (rivers and sea)

Not published by this council, so not checked: tree preservation orders. Ask the council if these matter.

Possibly incomplete for this council: Article 4 directions.

Also checked, none recorded (22)

flood storage areas, conservation areas, listed buildings, green belt, scheduled monuments, World Heritage Sites, World Heritage Site buffer zones, registered parks and gardens, registered battlefields, Heritage at Risk entries, nutrient neutrality catchments, national parks, National Landscapes, SSSIs, Special Areas of Conservation, Special Protection Areas, Ramsar sites, ancient woodland, national nature reserves, local nature reserves, heritage coasts and brownfield registers.

A guide only, from official open data; it is not a planning search. Flood zones cover rivers and sea, not surface water.

Data © Crown copyright and others · sources and licences

Contains public sector information from planning.data.gov.uk (MHCLG and local planning authorities), licensed under the Open Government Licence v3.0. © Crown copyright and database right 2026.

© Historic England 2026. Contains Ordnance Survey data © Crown copyright and database right 2026. The Historic England GIS Data contained in this material was obtained on 2026-11-03. The most publicly available up to date Historic England GIS Data can be obtained from HistoricEngland.org.uk.

© Natural England copyright. Contains Ordnance Survey data © Crown copyright and database right 2026.

© Environment Agency copyright and/or database right 2026. All rights reserved. Flood Map for Planning, Open Government Licence v3.0.

Contains Ordnance Survey data © Crown copyright and database right 2026.

Source: Office for National Statistics licensed under the Open Government Licence v.3.0. Contains OS data © Crown copyright and database right 2026.

Planning history at this site

1 other application at this property, newest first.

  1. 2026
    10 Jun

    Single storey rear extension.

    ApprovedLawful Development Certificate Proposed26/01299/LDP

Source: Dacorum

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