45 Downshire Hill London NW3 1NU Data via plota.co.uk
Proposal
Erection of single storey rear extension at basement level with rooflights, extension of rear ground floor terrace, lowering of rear window sill to form new doorway, and installation of air source heat pump with acoustic enclosure to rear garden and 4 x internal air conditioning units, with associated alterations to rear terrace staircase and landscaping. Data via plota.co.uk
Application progress
Under consideration
No decision has been issued yet. Plota predicts a decision between 28 Nov 2026 and 19 Dec 2026, from Camden's recent extensions.
Site constraints 8
Show all 50 with distances
- 0 m44 and 45, Downshire HillGrade II
- 2 mChurch of St JohnGrade I
- 7 mGates and Railings to St Johns ChurchGrade II
- 13 mNumbers 41, 42 and 43 and Attached Garden Walls, Railings, Gate Piers and GateGrade II
- 19 mNumber 24 and Attached Garden Wall and RailingsGrade II
- 20 mNumbers 18 and 19 and Attached Garden Walls, Railings, Gate Piers and GateGrade II
- 20 mNumbers 16 and 17 and Attached Garden Walls, Railings, Gate Piers and GateGrade II
- 21 mNumber 15 and Attached Garden Wall, Railings, Gate Piers and GateGrade II
- 24 mNumbers 14a and 14b and Attached Garden Wall and RailingsGrade II
- 27 mNumber 20 and Attached Garden Wall, Railings, Gate Piers and GateGrade II
- 30 mNumbers 13a and 14 and Attached Garden Walls and RailingsGrade II
- 32 mSeven Lamp PostsGrade II
- 32 mSurrey LodgeGrade II
- 33 mNumbers 21 and 22 and Attached Garden Walls, Railings, Gate Piers and GateGrade II
- 36 mFive Lamp PostsGrade II
- 37 mNumbers 39 and 40 and Attached Garden Walls and RailingsGrade II
- 39 mNumbers 19-22 and Attached Garden Walls and RailingsGrade II
- 43 mNumbers 23 and 24 and Attached Garden Walls, Railings, Gate Piers and GatesGrade II
- 45 m2, Keats GroveGrade II
- 45 m4, 4a, 4b and 4c, Keats GroveGrade II
- 46 m3, Keats GroveGrade II
- 48 m1, Keats GroveGrade II
- 51 mNumber 12 and Attached Garden Wall, Railings, Gate Piers and GateGrade II
- 57 mNumbers 37 and 38 and Attached Garden Walls, Railings, Gate Piers and GateGrade II
- 57 m46, Downshire HillGrade II
- 58 mNumbers 25 and 26 and Attached Garden Walls, Railings, Gate Piers and GateGrade II
- 60 m17 and 18, Keats GroveGrade II
- 68 mNumbers 27 and 28 and Attached Garden Walls, Railings, Gate Piers and GateGrade II
- 71 mNumber 36 and Attached Garden Wall, Railings, Gate Piers and GateGrade II
- 73 mNumbers 47 and 48 and Attached Garden Walls, Railings, Gate Piers and GateGrade II
- 75 m10 and 11, Downshire HillGrade II
- 77 m29 and 30, Downshire HillGrade II
- 84 mNumbers 34 and 35 and Attached Garden Walls, Railings, Gate Piers and GateGrade II
- 84 mNumber 11 and Attached Walls, Railings and GateGrade II
- 88 m31, Downshire HillGrade II
- 95 mNumbers 7 and 8 and Attached Garden Wall and RailingsGrade II
- 96 m49, Downshire HillGrade II
- 97 mUnnamed
- 100 mKeats Community LibraryGrade II
- 110 mHopkins HouseGrade II*
- 114 mNumber 9 and Attached Wall, Railings and GateGrade II
- 115 mKeats HouseGrade I
- 116 m6, Downshire HillGrade II
- 121 mNumbers 103, 105 and 107 and Attached RailingsGrade II
- 123 m1, 2 and 3, Willow RoadGrade II*
- 123 m4 and 5, Downshire HillGrade II
- 126 m12, Keats GroveGrade II
- 132 mNumber 7 and Attached WallGrade II
- 135 m97 and 99, South End RoadGrade II
- 145 mNumbers 5, 5a and 5b and Attached Wall, Railings and GateGrade II
Checked on 13 October 2026. The pin for this application is the centre of its postcode rather than the building, so distances to nearby designations are measured from the postcode and can be out by the width of the postcode area. Historic England, the Environment Agency, Natural England, Transport for London (public transport access levels, Powered by TfL Open Data, OGL v3.0, contains OS data © Crown copyright and database right 2025) 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 1
Last sold for £4,650,000 in July 2025. Terraced house, 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 July 2021, the latest held for this property, matched to this application by its address. The building may have changed since. View the certificate
Every application in Camden - and every UK council - as a live feed, an API, or a bulk CSV export.
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Important details
Decision outlook
Day 20 of the 56-day target. Camden usually decides extensions by day 58.
Plota live figures for extensions decided by Camden in the last twelve months, from validation. Camden decision record →
Consultation & key dates
- Comments by
- 8 Nov 2026
Historical activity at this location
25 nearby applications on record - archival context, not part of the live application.
Nearby activity
Camden is slower than most councils at deciding householder applications, ranking #242 out of 296. Householder applications are slightly less likely to be approved here (88%) 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.
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.
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45 Downshire Hill London NW3 1NU
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Comments are open until 8 Nov 2026