9 Arundel Street Portsmouth PO1 1NB Data via plota.co.uk
Proposal
Application for prior approval (Schedule 2, Part 3, Class MA) for change of use of existing first floor offices (Class E) to form 2no. self-contained flats (Class C3) and associated alterations Data via plota.co.uk
Application progress
Refused on 9 Dec 2025 · Fully Delegated Decision · Last checked 10 Oct 2026
Documents 8
Decision & officer reports 1
Plans & drawings 6
Other documents 1
Site constraints 5
Checked on 10 October 2026. Historic England, the Environment Agency, Natural England, the British Geological Survey and UK Health Security Agency (radon, contains BGS materials © UKRI) and council datasets, Open Government Licence. A boundary can run through a site and the council holds the definitive record: confirm with the council before relying on this.
Sales history 3
Last sold for £248,400 in June 2024. Other property, freehold.
Sale prices from HM Land Registry's price paid record, matched to this application by its address.
Building
From the energy performance certificate lodged in September 2024, the latest held for this property. The building may have changed since. View the certificate
Every application in Portsmouth - and every UK council - as a live feed, an API, or a bulk CSV export.
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Important details
- Council
- Portsmouth
- Application type
- Commercial Prior Approvals
- Postcode
- PO1 1NB
- Received
- 24 Jan 2025
- Validated
- 16 Oct 2025
- Ward
- Charles Dickens
- Case officer
- Show
- Target decision
- 11 Dec 2025
- Decision
- Prior notification required and refused
- Decision date
- 9 Dec 2025
- Decision level
- Fully Delegated Decision
- Appeal
- Dismissed · 24 Sept 2026 · Written Representations · Inspectorate case 6007434 ↗
- Applicant
- Show
- Freehold owner
- Show
How this decision compares
Decided in 54 days from validation, 12 days faster than Portsmouth's median of 66 for changes of use. Refused, as 44% of changes of use here are.
Plota live figures for changes of use decided by Portsmouth in the last twelve months, from validation. Portsmouth decision record →
Public comments
No public comments yet.
Last counted 10 Oct 2026
Consultation & key dates
- Alt. reference
- PP-13721604
- Planning Portal ref
- PP-13721604
- Consultation
- 21 Oct 2025
- Comments by
- 17 Nov 2025
- Statutory expiry
- 11 Dec 2025
- Env. assessment
- No
Historical activity at this location
30 previous applications on record - archival context, not part of the live application.
Previous applications at this address
Nearby activity
Portsmouth ranks #188 out of 296 councils for householder decision speed. 48% of applications have the time limit extended, above the 41% national average. Householder applications are slightly less likely to be approved here (89%) than the national average (90%).
Sale prices: Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.
Freehold boundary: © Crown copyright and database rights 2026, HM Land Registry. Polygons © Crown copyright and database rights 2026 Ordnance Survey 100026316. Conditions of use
Energy performance: Energy performance certificates from the Energy Performance of Buildings Register, Ministry of Housing, Communities and Local Government. Contains public sector information licensed under the Open Government Licence v3.0. © Crown copyright 2026.
Freehold owner and leaseholders: Information produced by HM Land Registry. © Crown copyright 2026. Source: HM Land Registry, UK and overseas companies that own property in England and Wales, September 2026 release.
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9 Arundel Street Portsmouth PO1 1NB
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Freehold owner and leaseholders, on paid plans
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