323 - 324 High Holborn London WC1V 7PU

1. 11 Dec 2023

   Received by City of London

2. 22 Dec 2023

   Validated

   Checked as complete and ready for consideration.

3. 9 Oct 2024

   Decision issued: Approved

4. 10 Aug 2026

   Added to PlanIndex

City of London granted permission on 9 October 2024, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

• 319-325 High Holborn (Heron House), 326-332 High Holborn And 26 Southampton Buildings (Holborn Gate), And 44 Southampton Buildings, WC1 And WC2

  P2025/0163/OBS Submitted 2 Jun 2025 45m away

  90% historically approved · decision due ~28 Jul

  Observations to adjoining borough in relation to application ref: 24/01262/FULMAJ for Demolition of existing buildings at 326-332 High Holborn & 26 Southampton Buildings (Holborn Gate), 319-325 High Holborn (Heron House) and 44 Southampton Buildings and construction of new building comprising of two basement levels, ground plus 9 upper stories (65.8m AOD), including a mezzanine at upper ground level and external plant space at roof level, consisting of office floorspace (Class E(g)(i)) on ground and upper levels, retail/food and beverage floorspace (Use Class E(a)-(b)) at ground level and flexible cultural/ exhibition/performance/ learning/ community/ creative affordable workspace (Use Classes F1(a)-(e)/ F2(b)/ E(g)(i)/ Sui Generis) floorspace at ground and basement levels; creation of public realm, including new hard and soft landscaping, external terraces, provision of new servicing facilities and associated access from Southampton Buildings, cycle parking and other associated works.

  Awaiting decision Demolition

• 319-325 High Holborn (Heron House), 326-332 High Holborn And 26 Southampton Buildings (Holborn Gate), And 44 Southampton Buildings, WC1 And WC2

  2025/2406/P 47m away

  91% historically approved

  Demolition of existing buildings at 326-332 High Holborn & 26 Southampton Buildings (Holborn Gate), 319-325 High Holborn (Heron House) and 44 Southampton Buildings and construction of new building comprising of two basement levels, ground plus 9 upper stories (65.8m AOD), including a mezzanine at upper ground level and external plant space at roof level, consisting of office floorspace (Class E(g)(i)) on ground and upper levels, retail/food and beverage floorspace (Use Class E(a)-(b)) at ground level and flexible cultural/ exhibition/ performance/ learning/ community/ creative affordable workspace (Use Classes F1(a)-(e)/ F2(b)/ E(g)(i)/ Sui Generis) floorspace at ground and basement levels; creation of public realm, including new hard and soft landscaping, external terraces, provision of new servicing facilities and associated access from Southampton Buildings, cycle parking and other associated works.

  Awaiting decision Full applications Demolition

• 19 - 21 High Holborn Holborn London WC1V 6BS

  2021/2938/L 47m away

  Installation of 4 x ventilation louvres at fifth and sixth floor level; and associated works.

  Granted Heritage and listed buildings

• 19 - 21 High Holborn Holborn London WC1V 6BS

  2021/0561/P 47m away

  Installation of 4 x ventilation louvres at fifth and sixth floor level; and associated works.

  Granted Full applications

• 19-21 High Holborn London WC1R 5JA

  2019/3235/P Submitted 24 Jun 2019 55m away

  Details of materials required by Condition 7a of planning permission 2016/6785/P dated 03/08/2017 for Refurbishment, extension and part change of use of existing building to provide a mixture of uses including retail, office and ancillary uses, involving roof, rear and basement extensions comprising 621 sq m (GEA) of additional floorspace and associated plant. Two existing residential units to be provided at 12 Gray's Inn Square as part of a land use swap.

  Granted Full applications Extension 22 docs

• 19-21 High Holborn London WC1R 5JA

  2019/2273/P Submitted 29 Apr 2019 55m away

  Details of Material required by condition 7b of planning permission 2016/6785/P dated 03/08/2017 for the refurbishment, extension and part change of use of existing building to provide a mixture of uses including retail, office and ancillary uses, involving roof, rear and basement extensions comprising 621 sq m (GEA) of additional floorspace and associated plant. Two existing residential units to be provided at 12 Gray's Inn Square as part of a land use swap.

  Granted Reserved matters Extension 10 docs

• 26/00041/FULL Granted

  The Aldgate School St James's Passage London EC3A 5DE

  Refurbishment of existing commercial kitchen and new extract ventilation ductwork

  13 Jan 2026 Full applications
• 26/00659/FULL Granted

  30 Gresham Street London EC2V 7PG

  Creation of a new entrance on Gresham Street and enhancement of existing main entrance.

  6 May 2026 Full applications
• 26/00539/FULL Granted

  Basement Pair North 6 King's Bench Walk London EC4Y 7DR

  External installation of a new free-standing condenser and associated services within rear lightwell.

  16 Apr 2026 Full applications
• 26/01207/FULL Awaiting decision

  25 Gresham Street London EC2V 7HN

  Works to the ninth floor terrace comprising: (i) improvements to access, (ii) installation of planters and seating, (iii) installation of a new glazed balustrade, (iv) installation of LED lighting, and (v) other associated works.

  25 Aug 2026 Full applications
• 26/01202/FULL Awaiting decision

  2 Moorgate London EC2R 6AG

  Refurbishment and extension of the existing office building to: introduce a roof terrace amenity space and extension at sixth level 06, upgrade rooftop plant enclosures, undertake facade improvements and internal upgrades, with other associated works.

  21 Aug 2026 Full applications