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4 Radleigh Close Northampton NN4 8RE

2026/0406/FULLFull Planning PermissionRefused
Full

Refused on 14 May 2026

Council decision: RefusalDelegated (officer decision)2 reasons for refusal

Approximate location: the centre of the postcode, not the exact property.

Proposal

Two-storey side extension

Received
23 January 2026
Decision level
Delegated (officer decision)
Ward
Far Cotton, Delapre and Briar Hill Ward
  1. Received23 Jan
  2. Validated23 Jan
  3. Consult.1 Mar
  4. Target20 Mar
  5. Decided14 May

Decided in 111 days (council typically 70)

About this application

This is a full planning application for a two storey side extension at 4 Radleigh Close Northampton NN4 8RE. West Northamptonshire has handled 9,971 applications of this type. This one was decided in 111 days, 6 weeks longer than West Northamptonshire's typical decision time. There are no previous applications recorded at this address. In the past year there have been 43 applications across Far Cotton, Delapre and Briar Hill Ward. We hold 1,608 applications in total for the NN4 postcode area.

89% of full applications at West Northamptonshire Council were approved. Across all application types, the council typically decides in about 10 weeks (median).

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

Why it was refused

  1. The proposed development, by reason of its scale. and design, would not appear as a subservient addition to the host dwelling and would instead result in a dominant and incongruous form of development. The proposal would therefore be out of keeping with the character and appearance of the host property and the surrounding area, the proposal therefore fails to accord with Policies Q1, Q2 of the adopted Local Plan, the following material considerations: paras 135, 139 of the NPPF
  2. Due to the reduced separation distance between the proposed extension and the neighbouring properties at Nos. 30–34 Greenhouse Close, the development would result in an unacceptable overbearing impact and increased sense of enclosure, together with potential overshadowing, to the detriment of neighbouring residential amenity. The proposal therefore fails to accord with Policies Q1, Q2 of the adopted Local Plan, the following material considerations: paras 135, 139 of the NPPF, Appendix 6 of the Residential Extensions and Alterations Design Guide. Town and Country Planning (Development Management Procedure) (England) Order 2015 and paragraph 39 of the National Planning Policy Framework In accordance with the above, WEST NORTHAMPTONSHIRE COUNCIL has worked with the applicant in a

From the council's decision notice.

Application details

Postcode
NN4 8RE
Application type
Full Planning Permission
Scale / size
Small
Parish
Far Cotton and Delapre Community Council

Planning application dates

Date validated
23 January 2026
Last date for comments
1 March 2026
Target decision date
20 March 2026

Planning decision

Statutory period
56 days

Additional information

Documents
13

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: Article 4 directions and tree preservation orders. Ask the council if these matter.

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.

Source: West Northamptonshire

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