FLAMSTEED HOUSE, ROYAL OBSERVATORY, BLACKHEATH AVENUE, LONDON, SE10 8XJ

1. 13 Aug 2026

   Received by Greenwich

2. 17 Aug 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 8 October 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Greenwich took a median of 56 days over the applications it decided in the last year.

This application is with Greenwich for determination, against a statutory target of eight weeks. Over the last year Greenwich's median decision took 56 days. More in our guide to how long planning decisions take.

The published feed does not state which type of application this is; the register entry on Greenwich's portal will say. Our guide explains the common types.

• NATIONAL MARITIME MUSUEM, ROYAL OBSERVATORY, BLACKHEATH AVENUE, LONDON, SE10 8XJ

  25/1248/SD Submitted 16 Apr 2025 0m away

  Submission of details pursuant to Condition 4 Part A (Archaeological Method Statement and Interpretation Plan), Condition 17 (Bird and Bat Boxes), Condition 18 (Invertebrate Houses), Condition 20 (Arboricultural Method Statement and Tree Protection Plan), Condition 21 (Soft landscaping and tree planting details), Condition 22 (Hard landscaping details), Condition 24 (Construction Management Plan), Condition 27 (Land contamination -Preliminary Risk Assessment), Conditions 29(a) and 29(b) (UXO), Condition 30 (BNG) and Condition 31 (BNG Habitat Management and Monitoring Plan) of Planning Permission dated 18/11/2024, Planning Ref: 24/2640/F. [amended description]

  Granted Conditions 31 docs

• ROYAL OBSERVATORY, BLACKHEATH AVENUE, LONDON, SE10 8XJ

  25/0105/F Submitted 13 Jan 2025 0m away

  Refurbishment of the external access lift outside Flamsteed House, the erection of ancillary external storage space and a new timber handrail in the Astronomers' Garden. Associated erection of new security railing and other external alterations [This application affects a scheduled monument and a number of Grade 1 and Grade 2 Listed Buildings]

  Granted Full applications 8 docs

• ROYAL OBSERVATORY, BLACKHEATH AVENUE, LONDON, SE10 8XJ

  26/1054/SD Submitted 1 Apr 2026 0m away

  Submission of details pursuant to discharge condition 6 (Materials-Entrance Pavilion), condition 7 (Materials- Astronomers Court Lift and Stair Lobby Building),condition 9 (Materials- New ASHP, Switch Room and Refuse Store Enclosures),condition 10 (Blackheath Avenue Railings and Gates Specification) and partial discharge condition 4a (Archaelogical Method Statement and interpretation plan) of planning permission reference 25/2562/MA dated 31/10/2025.

  Granted Conditions 17 docs

• Meridian Building, Royal Observatory Gardens, Blackheath Avenue, Greenwich Park,Greenwich, London, SE10 8XJ

  09/0291/SD Submitted 3 Feb 2009 0m away

  Submission of details to part discharge condition 1 (Hard & Soft Landscaping of Meridian Gardens) of planning permission dated 13/11/08 (Ref:08/2565/F).

  Granted Conditions 6 docs

• ROYAL OBSERVATORY, BLACKHEATH AVENUE, GREENWICH, SE10 8XJ

  09/0194/TC Submitted 20 Jan 2009 0m away

  Fell two fruit trees to the rear of Meridian Building to facilitate a safe disabled access to the buidlings.

  Granted Trees 8 docs

• PARK EDGE TO THE WEST OF FLAMSTEED HOUSE, ROYAL OBSERVATORY, BLACKHEATH AVENUE, LONDON, SE10 8XJ

  26/0106/TC Submitted 13 Jan 2026 0m away

  T25 - Ficus Carica (fig) Fell and poison with Eco Plugs application T26 - Ficus Carica (fig) Fell and poison with Eco Plugs application T27 - Ficus Carica (fig) Fell and poison with Eco Plugs application

  Granted Trees 3 docs