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123 Walkern Road Stevenage Herts SG1 3RE

21/00066/CLPDCert. of Lawful PROPOSED developmentApproved
Outline / PiP

Approved on 18 February 2021

Council decision: Certificate of Lawfulness ApprovedDelegated (officer decision)

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

Certificate of lawfulness for a loft conversion with rear facing dormer, 2 no. roof lights and erection of 1no. outbuilding in rear garden

Received
3 February 2021
Decision level
Delegated (officer decision)
Ward
Old Town
  1. Received3 Feb
  2. Validated3 Feb
  3. Consult.
  4. Target31 Mar
  5. Decided18 Feb

Decided in 15 days (council typically 49)

About this application

This is an outline application for a loft conversion at 123 Walkern Road Stevenage Herts SG1 3RE. Stevenage has handled 301 applications of this type. This one was decided in 15 days, 5 weeks quicker than Stevenage's typical decision time. There are no previous applications recorded at this address. In the past year there have been 60 applications across Old Town. We hold 991 applications in total for the SG1 postcode area.

85% of outline applications at Stevenage Borough 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
SG1 3RE
Application type
Cert. of Lawful PROPOSED development
Scale / size
Small

Planning application dates

Date validated
3 February 2021
Target decision date
31 March 2021
Permission expires
18 February 2024

Applicant and agent

Agent address
Home Extension Designs 60 Bridge Road East Welwyn Garden City AL7 1JU

Planning decision

Statutory period
56 days

Additional information

Comments
0
Documents
10
Constraints
1

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Article 4 direction: Stevenage
  • Flood zone 1: Low probability (rivers and sea)
Also checked, none recorded (23)

flood storage areas, conservation areas, listed buildings, tree preservation orders, 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: Stevenage

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