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21 Trevor Road Hitchin Hertfordshire SG4 9TA

26/02826/NMAAwaiting decision
Discharge / amendments
Approximate location: the centre of the postcode, not the exact property.

Proposal

Proposed glass door on side elevation is removed; existing timber framed window to be replaced with new timber-framed window of same dimensions. Proposed window and French door on existing rear extension is removed and replaced by one aluminium framed French door. Proposed glass door on side wall to be removed (as non-material amendment to planning permission reference 25/03155/FPH granted on 26.02.2026).

Received
2 November 2026
  1. Received2 Nov
  2. Validated2 Nov
  3. Consult.
  4. Target
  5. Decided

About this application

This is a planning application for a rear extension at 21 Trevor Road Hitchin Hertfordshire SG4 9TA. North Hertfordshire has handled 6,871 applications of this type. It has been with the council since 2 November 2026 and is still awaiting a decision. The site is in the Hitchin conservation area. There has been 1 other application at this address. We hold 2,228 applications in total for the SG4 postcode area.

Application details

Postcode
SG4 9TA

Planning application dates

Date validated
2 November 2026

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

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

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

Not published by this council, so not checked: Article 4 directions. Ask the council if these matter.

Possibly incomplete for this council: tree preservation orders.

Also checked, none recorded (21)

flood storage 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.

Associated applications

  1. 2026
    2 Nov

    Proposed glass door on side elevation is removed; existing timber framed window to be replaced with new…

    This applicationPendingNon-material amendment26/02826/NMA
  2. 2025
    23 Dec

    First floor rear extension and single storey side/rear canopy structure. Insertion of 2 no. front rooflights…

    ApprovedHouseholderPart of25/03155/FPH

Source: North Hertfordshire

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