Flat 1, 73 Eton Avenue London NW3 3EU

This site has had 2 applications since 2026.

• 2026/2697/P Awaiting decision

  Flat 1, 73 Eton Avenue London NW3 3EU

  Replacement of existing defective rear lean-to conservatory with a new slimline powder-coated aluminium framed conservatory with clear double glazing, on the exact same footprint as existing.

  Submitted 3 Sep 2026 Full applications

1. 3 Sep 2026

   Received by Camden

2. 4 Sep 2026

   Validated

   Checked as complete and ready for consideration.

3. 7 Sep 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 30 October 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Camden took a median of 43 days over the applications it decided in the last year.

This application is with Camden for determination, against a statutory target of eight weeks. Over the last year Camden decided heritage and listed building applications in a median of 56 days. More in our guide to how long planning decisions take.

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.

• 73 Eton Avenue London NW3 3EU

  2012/6613/T 50 yards away

  IN THE CAR PARK ON WINCHESTER ROAD: 1 x Sycamore - Reduce by 25%.

  Granted Trees

• Flat 2 73 Eton Avenue London NW3 3EU

  2016/3119/P 50 yards away

  External alterations to dwellinghouse including a bay window extension and reconstruction of infill extension with new fenestration on the side/west elevation.

  Granted Full applications Extension Windows or glazing
  Domestic

• 73 Eton Avenue London NW3 3EU

  2010/1806/T 50 yards away

  FRONT GARDEN: Lime - Pollard to 2m. Lime - Crown reduce to old previous points by 20-25% REAR GARDEN: Lime - Crown reduce to old previous points by 20-25%

  Granted Trees

• Flat 2 73 Eton Avenue London NW3 3EU

  2016/3359/L 50 yards away

  Internal and external alterations including a bay window extension, demolition and reconstruction of infill extension with new fenestration on the side/west elevation, secondary glazing, alterations to internal walls, and bay window seat

  Granted Heritage and listed buildings Extension Demolition +1

• 73 Eton Avenue London NW3 3EU

  2021/5746/T 50 yards away

  SIDE GARDEN: 8 x Limes (T1 - T7) - Re-pollard to previous points removing 2m of re-growth.

  Granted Trees

• Flat 2 73 Eton Avenue London NW3 3EU

  2010/4169/T 50 yards away

  FRONTING WINCHESTER RD: 9 x Lime - Crown reduce to previous reduction points (amendment confirmed via email from Wildwood Treecare on 27/08/2010)

  Granted Trees

• 2026/1141/L Granted

  25 John Street London WC1N 2BS

  Internal and external alterations to partition layout at basement, supporting structures and external ground level, and alterations to design of conservatory, windows and doors granted under listed building consent 2024/0338/L dated 06/08/2024.

  Received 26 Mar, published by the council 24 Jul 2026 Heritage and listed buildings
• 2025/1781/L Granted

  Frognal Rise House Lower Terrace London NW3 6RE

  Demolition of existing garage and interlinking gallery and replacement with new garage and garden room with link, new basement floor below garden, alterations to main house including replacement windows including reinstated oriel window and new French doors to entrance elevation, new roofing to side wing, new portico and replacement door to front elevation, enlargement of existing lightwell, replacement gates and canopy over entrance gate, restorations of boundary treatments, associated internal alterations including partial underpinning works and other minor alterations.

  Received 22 Apr, published by the council 22 Jul 2026 Heritage and listed buildings
• 2026/4129/L Awaiting decision

  6 Leverton Street London NW5 2PJ

  Strip out kitchen including floor tiles and replace; replace plumbing and flooring in rear ensuite; replace plumbing in front ensuite and WC; replace internal doors; replace garden wall with metal railing; replace 3 rear windows, 3 rear elevation side windows, 1 rear door and 1 rear elevation side door with double-glazed crittal windows and doors; remove 2 rear windows; render rear elevation brickwork; and associated works.

  Received 1 Oct, published by the council 9 Oct 2026 Heritage and listed buildings
• 2026/1686/L Granted

  Flat Ground and 1st Floor and Flat 2nd and 3rd Floor 14 Downshire Hill London NW3 1NR

  External and internal alterations in connection with conversion of two self-contained flats into a single-family dwellinghouse, including new doors at rear ground and second floor level, replacement windows at rear second and third floors level, removal of internal partitions, extending the stair handrail, and replacement internal doors, parquet flooring, skirting, architraves, cornicing, and fittings.

  Received 19 May, published by the council 24 Jul 2026 Heritage and listed buildings
• 2026/2202/L Refused

  4 Hampstead Square London NW3 1AB

  Erection of conservatory to front elevation.

  Received 27 May, published by the council 24 Jul 2026 Heritage and listed buildings