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The Library, Manton House, Marlborough, SN8 1PN

PL/2025/09296Full planning permissionApproved
Full

Approved on 20 April 2026

Council decision: Approve with Conditions2 conditions

Approximate site (title boundary)
Boundary © HM Land Registry, © Ordnance Survey · details

This information is subject to Crown copyright and database rights 2026 and is reproduced with the permission of HM Land Registry. The polygons (including the associated geometry, namely x, y co-ordinates) are subject to Crown copyright and database rights 2026 Ordnance Survey AC0000851063. Conditions of use.

Proposal

Internal layout modifications alongside external changes, including the installation of conservation rooflights, a flue for a wood burner, and new dormer window to match existing design

Submitted
2 December 2025
Ward
Marlborough West ED
  1. Received2 Dec
  2. Validated2 Dec
  3. Consult.7 Jan
  4. Target10 Feb
  5. Decided20 Apr

Decided in 139 days (council typically 49)

About this application

This is a full planning application for a dormer extension at The Library, Manton House, Marlborough, SN8 1PN. Wiltshire has handled 9,967 applications of this type. This one was decided in 139 days, 13 weeks longer than Wiltshire's typical decision time. There has been 1 other application at this address. In the past year there have been 102 applications across Marlborough West ED. We hold 2,881 applications in total for the SN8 postcode area.

93% of full applications at Wiltshire Council were approved. Across all application types, the council typically decides in about 7 weeks (median).

Based on decided applications received in the last 3 years.Planning something similar? See what gets approved on your street

Application details

Postcode
SN8 1PN
Application type
Full planning permission
Scale / size
Medium
Parish
Preshute CP

Planning application dates

Date validated
2 December 2025
Consultation expiry
7 January 2026
Consultation end
7 January 2026
Target decision date
10 February 2026

Planning decision

Case officer
Lucy Rutter-Dowd
Statutory period
70 days

Additional information

Documents
10

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • National Landscape (AONB): North Wessex Downs
  • Flood zone 1: Low probability (rivers and sea)

Possibly incomplete for this council: tree preservation orders.

Also checked, none recorded (22)

flood storage areas, conservation areas, listed buildings, Article 4 directions, 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, 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. 2025
    2 Dec

    Internal layout modifications alongside external changes, including the installation of conservation…

    This applicationApprovedFullPL/2025/09296
  2. 2025
    2 Dec

    Internal layout modifications alongside external changes, including the installation of conservation…

    ApprovedListed building consentFiled alongsidePL/2025/09462

Source: Wiltshire

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