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40-50 Castle Square Sheffield S1 2GF

25/02681/FULFull Planning ApplicationApproved
Full

Approved on 5 June 2026

Council decision: Grant ConditionallyDelegated (officer decision)12 conditions

Site boundary (council red line)

Proposal

Works to convert offices into 21no. apartments, including new windows, elevation treatment and provision of roof terrace

Received
10 September 2025
Decision level
Delegated (officer decision)
Public comments
8
Ward
City
  1. Received10 Sep
  2. Validated14 Oct
  3. Consult.3 Feb
  4. Target13 Jan
  5. Decided5 Jun

Decided in 234 days (council typically 56)

About this application

This is a full planning application for window replacement at 40-50 Castle Square Sheffield S1 2GF. Sheffield has handled 2,418 applications of this type. This one was decided in 268 days, 30 weeks longer than Sheffield's typical decision time. There have been 5 other applications at this address. In the past year there have been 152 applications across City. We hold 1,360 applications in total for the S1 postcode area.

89% of full applications at Sheffield City Council were approved. Across all application types, the council typically decides in about 8 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
S1 2GF
Application type
Full Planning Application
Scale / size
Large
Number of dwellings
21

Planning application dates

Date validated
14 October 2025
Consultation expiry
3 February 2026
Consultation start
13 January 2026
Consultation end
3 February 2026
Last date for comments
3 February 2026
Target decision date
13 January 2026
Permission expires
5 June 2029

Applicant and agent

Agent address
TSA Unit 4 46 Wostenholm Road Sheffield S7 1LL

Planning decision

Statutory period
91 days

Publicity

Last advertised
23 October 2025
Advertisement expiry
17 November 2025
Site notice start
28 October 2025
Site notice end
22 November 2025

Additional information

Documents
34

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Conservation area: City Centre
  • Listed building: Grade II: The White BuildingOn or next to this site
  • Brownfield land register: 40-50 Castle Square Sheffield S1 2GFRegister site at or near this address · +2 more
  • Flood zone 1: Low probability (rivers and sea)

Possibly incomplete for this council: Article 4 directions and tree preservation orders.

Also checked, none recorded (19)

flood storage areas, 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 and heritage coasts.

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

5 other applications at this property, newest first.

  1. 2026
    30 Jul

    Erection of fencing and gates

    PendingApplication26/02233/FUL
  2. 2017
    13 Nov

    Replacement windows/facade and addition of balconies to 1st , 2nd, 3rd and 4th floors

    RefusedFull Planning Application17/04660/FUL
  3. 2017
    28 Jun

    Internal/external alterations including erection of rear extension/additional storey and change of use of…

    ApprovedFull Planning Application17/02719/FUL
  4. 2016
    5 Dec

    Erection of rear extension and additional storey to create 13 studio apartments (amended as per plans…

    ApprovedOutline Planning Application16/04572/OUT
  5. 2016
    2 Dec

    Use of offices (Class B1a) on second, third and fourth floors as 21 studio flats (Class C3) (Amended as per…

    ApprovedBuilding/Office to Residential PN16/04529/ORPN

Source: Sheffield

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