25/AP/2677Planning Application 25/AP/2677

Heritage application at Delta House 175 - 177 Borough High Street Southwark SE1 1HR, Southwark. View planning documents, track the decision and get email alerts on updates.

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Listed building consent for alterations including partial demolition and extension to the existing building to create additional Class E office floor space; to include extension and reconfiguration at roof level and the rear, creation associated amenity terraces, facade alterations including replacement shopfronts, replacement/ additional plant and plant enclosures, and other works associated with the development.

25/AP/2677

Small

Heritage

Delta House 175 - 177 Borough High Street Southwark SE1 1HR

SubmittedSubmitted17 Sept

ValidatedValidated

ConsultationConsultation

TargetTarget Date

DecidedDecided

7 weeks typical decision time in Southwark93% of heritage applications approved

This is a heritage application for demolition at Delta House 175 - 177 Borough High Street Southwark SE1 1HR. Southwark has handled 158 applications of this type and approves 93% of them, typically deciding them in 65 days. It was submitted on 17 September 2025 and is still awaiting a decision. The site is in the Borough High Street conservation area, with 5 listed buildings nearby. There are no previous applications recorded at this address. In the past year there have been 62 applications across Chaucer. We hold 1,491 applications in total for the SE1 postcode area.