12 Grenville Avenue, Broxbourne, Hertfordshire, EN10 7DH

1. 30 Mar 2026

   Received by Broxbourne

2. 9 Jun 2026

   Decision issued: CONDITIONAL APPROVAL

3. 9 Aug 2026

   Added to PlanIndex

Broxbourne granted permission on 9 June 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.

Householder applications cover work to an existing house and its garden, such as extensions, lofts and outbuildings, and cannot create a separate dwelling or change what the building is used for. More in our guide to planning application types.

• 6 Grenville Avenue, Broxbourne, Hertfordshire, EN10 7DH

  07/21/0738/LDP Submitted 11 Jun 2021 50 yards away

  Lawful development for a loft conversion with a rear dormer

  Granted Lawful development Loft or dormer 4 docs

• 9 Grenville Avenue, Broxbourne, Hertfordshire, EN10 7DH

  07/26/0120/HF Submitted 11 Feb 2026 50 yards away

  First-floor side extension, loft conversion with rear dormer and 2 no. rooflights

  Granted Householder Extension Loft or dormer 8 docs
  Domestic

• 2 Grenville Avenue, Broxbourne, Hertfordshire, EN10 7DH

  07/26/0582/F Submitted 16 Jul 2026 50 yards away

  Retrospective change of use from Class E(g)(i) (office) to Sui Generis (pet groomers)

  Granted Full applications 8 docs

• 19 Trafalgar Avenue, Broxbourne, Hertfordshire, EN10 7DJ

  07/25/0612/DRC Submitted 21 Jul 2025 100 yards away

  Application for the approval of details reserved by condition no.3 (Materials List) fo planning permission ref. (07/25/0051/HF) Demolition of existing dwelling and erection of a replacement two storey dwelling (resubmission of 07/21/0835/F)

  Withdrawn Demolition 4 docs
  Domestic

• 14 Trafalgar Avenue, Broxbourne, Hertfordshire, EN10 7DX

  07/26/0603/HF Submitted 28 Jul 2026 100 yards away

  Single storey rear extension to replace existing conservatory

  Granted Householder Extension 12 docs
  Small domestic

• 12 Trafalgar Avenue, Broxbourne, Hertfordshire, EN10 7DX

  07/26/0649/HF Submitted 18 Aug 2026 100 yards away

  92% historically approved · decision due ~13 Oct

  Single storey front, side and rear extension, first floor side and rear extension and alterations to roof on side elevation

  Awaiting decision Householder Extension 8 docs
  Small domestic

• 07/26/0600/HF Granted

  14 Windsor Close, Cheshunt, Hertfordshire, EN7 5LW

  Single storey rear extension replacing existing rear extension

  Received 28 Jul, published by the council 31 Jul 2026 Householder
• 07/26/0756/HF Awaiting decision

  89 Baas Hill, Broxbourne, Hertfordshire, EN10 7EP

  Conversion of garage to habitable room with alterations to side and rear fenestration and erection of front porch

  Received 2 Oct, published by the council 8 Oct 2026 Householder
• 07/26/0755/HF Awaiting decision

  5 Ward Close, Cheshunt, Hertfordshire, EN7 6BJ

  Front porch infill extension and replacement of timber cladding beneath front window with brickwork to match existing dwelling

  Received 2 Oct, published by the council 8 Oct 2026 Householder
• 07/26/0759/HF Awaiting decision

  179 Stanstead Road, Hoddesdon, Hertfordshire, EN11 0QE

  Installation of dropped kerb with part demolition of boundary wall and provision of hardstanding

  Received 2 Oct, published by the council 8 Oct 2026 Householder
• 07/26/0609/HF Granted

  34 Hammond Close, Cheshunt, Hertfordshire, EN7 6NU

  Single storey rear extension and erection of front porch

  Received 3 Aug, published by the council 9 Aug 2026 Householder