Planning application
1 Park Road London NW1 6XN
Works: Windows or glazing
Relates to 25/05813/FULL
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Use of lower ground and ground floor as 1x 2bed maisonette and 1x 1bed studio at first floor level; installation of secondary glazing to front elevation at lower ground, ground and first floors; and replacement double glazed units on rear elevations at lower ground, ground and first floors. (Linked with 25/05813/FULL)
As published by the council, reference 25/05814/LBC
Application record
- Reference
- 25/05814/LBC
- Type
- Listed Building Consent Application
- Status
- Decided
- Decision
- Granted As published: Application Permitted
- Received
- 18 Aug 2025
- Validated
- 12 Sep 2025
- Decided
- 7 Nov 2025
- Ward
- Regent's Park
- Decision by
- Delegated Decision
- Postcode
- NW1 6XN
Site history
Applications at this address on the Westminster register
This site has had 2 applications since 2025: 2 approved, 0 refused.
-
25/05813/FULL Granted
1 Park Road London NW1 6XN
Use of lower ground and ground floor as 1x 2bed maisonette and 1x 1bed studio at first floor level; installation of secondary glazing to front elevation at lower ground, ground and first floors; and replacement double glazed units on rear elevations at lower ground, ground and first floors. (Linked with 25/05814/LBC)
Timeline
Dates from the published record
-
18 Aug 2025
Received by Westminster
-
12 Sep 2025
Validated
Checked as complete and ready for consideration.
-
7 Nov 2025
Decision issued: Application Permitted
-
21 Jul 2026
Added to PlanIndex
Related applications
Cases linked to this one on the register
-
25/05813/FULL Granted
1 Park Road London NW1 6XN
Use of lower ground and ground floor as 1x 2bed maisonette and 1x 1bed studio at first floor level; installation of secondary glazing to front elevation at lower ground, ground and first floors; and replacement double glazed units on rear elevations at lower ground, ground and first floors. (Linked with 25/05814/LBC)
1 later application on the register refers to this one:
-
25/05813/FULL Granted
1 Park Road London NW1 6XN
Use of lower ground and ground floor as 1x 2bed maisonette and 1x 1bed studio at first floor level; installation of secondary glazing to front elevation at lower ground, ground and first floors; and replacement double glazed units on rear elevations at lower ground, ground and first floors. (Linked with 25/05814/LBC)
Who's behind it
Company information only, from the register and Companies House
Altaras Architecture Ltd Agent, an architecture practice registered in Royston
Active · incorporated 1997 · Royston
22 applications on PlanIndex · across 8 councils · 78% granted
Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.
See their track recordDocuments
Plans, drawings, consultee responses and the officer's report
17 documents on file for this application
A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.
Watch members (£5 a month) open the document list from here.
Open the documentsWhat this grant of permission means
Westminster granted permission on 7 November 2025, 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.
About heritage and listed building applications
Listed building consent is needed for works that affect the special interest of a listed building, and carrying out such works without it is a criminal offence. More in our guide to planning application types.
Nearby applications
Within 0.3 miles
-
1 Park Road London NW1 6XN
Use of lower ground and ground floor as 1x 2bed maisonette and 1x 1bed studio at first floor level; installation of secondary glazing to front elevation at lower ground, ground and first floors; and replacement double glazed units on rear elevations at lower ground, ground and first floors. (Linked with 25/05814/LBC)
Granted Full applications Windows or glazing 29 docs -
Ground Floor 230 Baker Street London NW1 5RT
Amalgamation of 230 and 232 Baker Street through the opening of an internal wall at ground floor level.
Granted Lawful development 13 docs -
215 Baker Street London NW1 6XE
89% historically approved · decision due ~19 Mar
Use of an area of pavement measuring 2.5m x 21m for the placement of tables, chairs and planters in association with the adjacent ground floor use.
Awaiting decision 20 docs -
Flats 22 To 42 Clarence Gate Gardens Glentworth Street London NW1 6BA
88% historically approved · decision due ~25 Mar
Installation of new service and gas pipework to the rear elevation facing Chagford Street (Retrospective).
Awaiting decision Full applications 22 docs -
222 Baker Street London NW1 5RT
Display of a double-sided advertisement panel consisting of 2 LED digital screens positioned back-to-back measuring 2370mm x 1338mm attached to the bus shelter outside 222 Baker Street.
Granted Advertising 7 docs -
Clarence Gate Gardens Glentworth Street London NW1 6AY
Conversion of vacant lower ground floor and basement level oil fuel store to form one self-contained studio flat and associated alterations to the front basement lightwell including insertion of windows and door and installation of new external metal staircase with associated alteration to front boundary railings.
Withdrawn Full applications Windows or glazing 13 docs
Other heritage and listed building applications
In Westminster
-
26/07529/LBC Awaiting decision
69 Eaton Place London SW1X 8DF
Installation of new cast iron water supply pipe on rear courtyard elevation. (Linked with 26/07528/FULL)
-
26/07509/LBC Awaiting decision
Buckingham Palace The Mall London SW1A 1AA
Replacement of existing security lighting to the Buckingham Palace Forecourt with 80 compact LED spotlights installed within the lantern clusters across 10 principal piers, with associated concealed cabling and reversible fixings. (Linked with 26/07508/FULL)
-
26/07473/LBC Awaiting decision
Flat 3 82 New Cavendish Street London W1G 9TA
Replacement windows to second floor level with vacuum, double glazing windows. (Linked with 26/07472/FULL)
-
26/07471/LBC Awaiting decision
12 Queen Anne's Gate London SW1H 9AA
Excavation of single-storey basement, internal reconfiguration and installation of modern services. (Linked with 26/07470/FULL)
-
26/07461/LBC Awaiting decision
1 Savile Row London W1S 3JR
Minor internal works comprising redecoration and upgrades to lighting, flooring and bathroom and kitchen facilities, together with external works including new lighting and signage.