55 Sefton Avenue, Harrow, HA3 5JP

1. 11 Feb 2019

   Received by Harrow

2. 8 Mar 2019

   Validated

   Checked as complete and ready for consideration.

3. 18 Apr 2019

   Decision issued: REF

4. 2 Sep 2026

   Added to PlanIndex

Harrow refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. 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.

• Little Darling Childcare, 55 Sefton Avenue, Harrow Weald, Harrow, HA3 5JP

  P/4689/21 Submitted 25 Nov 2021 50 yards away

  Use of ground floor of property as a nursery (Use Class E(f)) between the hours of 07:30-18:30 Monday to Friday and use of the entire property as C3 single family dwelling at all other times: Single storey outbuilding and installation of childrens play apparatus in rear garden (part retrospective)

  Granted Full applications 20 docs
  Small domestic

• 57 Sefton Avenue, Harrow, HA3 5JP

  P/0507/17 Submitted 2 Feb 2017 50 yards away

  Certificate of lawful development (proposed): alterations to roof to form end gable and rear dormer

  Granted Lawful development Loft or dormer 9 docs

• 57 Sefton Avenue, Harrow Weald, Harrow, HA3 5JP

  P/1835/18 Submitted 30 Apr 2018 50 yards away

  INVALID - Single storey rear extension

  Withdrawn Householder Extension
  Small domestic

• 69 Sefton Avenue, Harrow Weald, Harrow, HA3 5JP

  PL/1113/26 Submitted 23 Apr 2026 50 yards away

  Decision due ~18 Jun

  Single storey rear extension with raised patio and steps; conversion of garage to habitable room with installation of window to front; external alterations

  Status unknown Householder Extension Windows or glazing
  Small domestic

• 57 Sefton Avenue, Harrow, HA3 5JP

  P/4354/17/PRIOR Submitted 20 Sep 2017 50 yards away

  Single storey rear extension: extending 6 metres beyond the original rear wall 3 metres maximum height 3 metres high to the eaves

  Granted Householder Extension 4 docs
  Small domestic

• 51 Sefton Avenue, Harrow Weald, Harrow, HA3 5JP

  P/3716/22 Submitted 27 Oct 2022 50 yards away

  Single storey front, side and rear extension with access steps at rear (Demolition of attached garage at side and conservatory at rear)

  Granted Householder Extension Demolition 9 docs
  Small domestic

• PL/1786/26 Status unknown

  23 Stuart Road, Wealdstone, Harrow, HA3 7RB

  Conversion of detached garage at rear to provide a single storey dwelling house ( 1 x 1 bed); Replace garage doors with door and window in front elevation; Replace door with window in side elevation; External alterations; Cycle and Refuse storage

  Received 30 Jun, published by the council 12 Aug 2026 Full applications
• PL/1784/26 Status unknown

  14 Treve Avenue, West Harrow, Harrow, HA1 4AJ

  Conversion of existing 6-bed 6-person HMO into 7-bed 8-person HMO with associated bin and cycle storage

  Received 30 Jun, published by the council 12 Aug 2026 Full applications
• PL/1777/26 Status unknown

  11 London Road, Harrow, HA1 3JJ

  Refurbishment and replacement of windows and door to the basement and ground floor front, side and rear elevations

  Received 29 Jun, published by the council 12 Aug 2026 Full applications
• PL/1743/26 Status unknown

  49 Kings Way, Harrow, HA1 1XT

  Single and two storey side extension; external alterations: Conversion of dwellinghouse (C3) into a 6 person HMO (C4); refuse / cycle storage (demolition of attached garage)

  Received 25 Jun, published by the council 12 Aug 2026 Full applications
• PL/1710/26 Status unknown

  4 Kenton Road, Kenton, Harrow, HA1 2BL

  Conversion of dwelling (C3) into house of multiple occupancy for up to 6 persons (Sui Generis)

  Received 22 Jun, published by the council 12 Aug 2026 Full applications