70 KNOLL CRESCENT NORTHWOOD HA6 1HY

1. 12 Jan 2026

   Received by Hillingdon

2. 9 Feb 2026

   Decision issued: Permitted

3. 12 Aug 2026

   Added to PlanIndex

Hillingdon granted permission on 9 February 2026, 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.

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

• 129 KNOLL CRESCENT NORTHWOOD HA6 1HX

  78097/TRE/2025/316 Submitted 20 Nov 2025 55m away

  TPO 124 T106 1x Scotts Pine to reduce overhanging lower roof of the house by 1m.

  Granted Trees 6 docs

• 17A HIGHFIELD CRESCENT NORTHWOOD HA6 1EZ

  72859/APP/2021/2735 Submitted 12 Jul 2021 420m away

  Details pursuant to Condition 4 (Landscaping) of planning permission Ref: 72859/APP/2021/1712 dated 23/06/21 (Retention of replacement dwelling)

  Refused Full applications 7 docs
  Domestic

• THE OLDE NORTHWOOD PH 142 PINNER ROAD NORTHWOOD HA6 1BP

  73773/APP/2021/1125 Submitted 22 Mar 2021 446m away

  Details pursuant to conditions 3 (Materials), 4 (Landscaping), 6 (Parking Allocation), 7 (SUDs), 8 (Ground Investigations ) and 10 (Step Free Access) of planning permission Ref: 73773/APP/2020/3002 dated 18/02/2021 (Conversion of public house to residential use to provide 4 self-contained flats including habitable roofspace and roof terrace, demolition of existing garages and rear element and the erection of 2 x two storey, dwellings with habitable roofspace including parking and amenity space and external works)

  Granted Full applications New dwelling Loft or dormer +1 20 docs

• REAR OF 130 PINNER ROAD NORTHWOOD HA6 1BP

  70634/APP/2025/2599 Submitted 8 Oct 2025 446m away

  Change of use from Class B8 Storage to Class E (Office)

  Granted Full applications 7 docs

• HOLLYDELL HILLS LANE NORTHWOOD HA6 2QL

  47770/APP/2023/330 Submitted 2 Feb 2023 469m away

  Details pursuant to the discharge of Condition 4 (Tree root areas/crown spread protection) of planning permission ref. 47770/APP/2019/4074, dated 02-04-2020 (Single storey side extension, first floor side extension, new dormer to side, part conversion of garage to habitable use and alterations to side elevation)

  Granted Full applications Extension Loft or dormer +1 4 docs
  Small domestic

• HOLLYDELL HILLS LANE NORTHWOOD HA6 2QL

  47770/TRE/2025/215 Submitted 19 Aug 2025 469m away

  TPO 462 G1 1x Sycamore to reduce height by 3m, reshape creating clearance of BT pole and street light.

  Granted Trees 5 docs

• 80149/APP/2026/1572 Granted

  14 LADYGATE LANE RUISLIP HA4 7QU

  Erection of single storey side and rear wraparound extension, a front porch, amendments to fenestration and roof lights to the front, side and rear sloped roof, following the removal of the rear chimney and garden shed. (Description Amended)

  24 Jun 2026 Full applications
• 79879/APP/2026/1749 Granted

  21 NORTH AVENUE HAYES UB3 2JE

  Erection of part single storey, part double storey rear extension

  13 Jul 2026 Full applications
• 74889/APP/2026/1363 Granted

  32 MANOR ROAD HAYES UB3 2DG

  Erection of a first-floor rear extension.

  1 Jun 2026 Full applications
• 53073/APP/2026/1645 Granted

  50 MINET DRIVE HAYES UB3 3JW

  Erection of a part single storey, part two storey extension to the rear

  1 Jul 2026 Full applications
• 80172/APP/2026/1717 Refused

  6 SQUIRRELS TRADING ESTATE VIVEASH CLOSE HAYES UB3 4RZ

  Change of use from Class B8 to Class E retail

  8 Jul 2026 Full applications