188 Mutton Lane Potters Bar Hertfordshire EN6 2AW

This site has had 3 applications since 2026: 0 approved, 1 refused.

• 26/0846/HSE Decided

  188 Mutton Lane Potters Bar Hertfordshire EN6 2AW

  Conversion of garage to a habitable room with a window replacing the garage door, demolition of the existing rear extension, and alterations to fenestration.

  Decided 13 Aug 2026 Householder
• 26/0536/HSE Refused

  188 Mutton Lane Potters Bar Hertfordshire EN6 2AW

  Demolition of existing conservatory and single storey rear extension to facilitate construction of single storey rear extension. Conversion of garage to habitable space to include replacement garage door with window and conversion of loft to habitable space to include rear dormer.

  Decided 16 Jun 2026 Householder

1. 3 Sep 2026

   Received by Hertsmere

2. 10 Sep 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 29 October 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Hertsmere took a median of 58 days over the applications it decided in the last year.

This application is with Hertsmere for determination, against a statutory target of eight weeks. Over the last year Hertsmere decided full applications in a median of 90 days. More in our guide to how long planning decisions take.

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.

• 188 Mutton Lane Potters Bar Hertfordshire EN6 2AW

  26/0846/HSE Submitted 18 Jun 2026 0m away

  Conversion of garage to a habitable room with a window replacing the garage door, demolition of the existing rear extension, and alterations to fenestration.

  Decided Householder Extension Demolition +1 9 docs
  Domestic

• 188 Mutton Lane Potters Bar Hertfordshire EN6 2AW

  26/0536/HSE Submitted 21 Apr 2026 10m away

  Demolition of existing conservatory and single storey rear extension to facilitate construction of single storey rear extension. Conversion of garage to habitable space to include replacement garage door with window and conversion of loft to habitable space to include rear dormer.

  Refused Householder Extension Loft or dormer +2 10 docs
  Small domestic

• 190 And 192 Mutton Lane Potters Bar Hertfordshire

  19/1788/HSE Submitted 6 Nov 2019 27m away

  Demolition of existing side extensions to both properties and construction of two storey & part first floor side extension with integral garage, single storey rear extension and hard landscaping at front boundary to No 190; and two storey & part first floor side extension and single storey rear extension to No 192 (Amended description only).

  Withdrawn Full applications Extension Demolition 18 docs
  Small domestic

• 190 And 192 Mutton Lane Potters Bar Hertfordshire

  19/1788/FUL Submitted 6 Nov 2019 27m away

  Demolition of existing side extensions to both properties and construction of two storey & part first floor side extension with integral garage, single storey rear extension and hard landscaping at front boundary to No 190; and two storey & part first floor side extension and single storey rear extension to No 192 (Amended description only).

  Withdrawn Full applications Extension Demolition 18 docs
  Small domestic

• 17 Sunnybank Road Potters Bar Hertfordshire EN6 2NW

  26/0226/HSE Submitted 20 Feb 2026 41m away

  Conversion of existing attached garage to office room; alterations to fenestration to include replacing the existing garage doors with a window; replacement of existing rear dormer windows; single storey side infill extension; enlargement of existing rear dormers.

  Granted Householder Extension Loft or dormer +1 4 docs
  Small domestic

• 171 Mutton Lane Potters Bar Hertfordshire EN6 2AN

  26/0608/CLE Submitted 5 May 2026 46m away

  78% historically approved · decision due ~31 Jul

  Retention of existing self-contained residential outbuilding / dwelling Certificate of Lawful Development (Existing).

  Awaiting decision Lawful development 7 docs
  Small domestic

• 26/0632/FUL Decided

  Earls Farm Earls Lane South Mimms Potters Bar Hertfordshire EN6 3LT

  Demolition of existing stables block & ancillary building and rebuild of replacement stables building.

  11 May 2026 Full applications
• 26/1008/FUL Decided

  31 Tempest Avenue Potters Bar Hertfordshire EN6 5JU

  Change of use from class C4 (6 Bed HMO) to sui generis (11 bedroom HMO) use facilitated by internal alterations, provision of waste and cycle storage, and installation of new dropped kerb.

  21 Jul 2026 Full applications
• 25/1648/FUL Decided

  30 Beech Avenue Radlett Hertfordshire WD7 7DE

  Demolition of existing dormer bungalow and construction of two storey detached house with accommodation at loft level, cycle and bin stores, front boundary works, and alterations to front and rear hard and soft landscaping.

  17 Nov 2025 Full applications
• 26/0248/FUL Granted

  8 - 9 Station Close Potters Bar Hertfordshire EN6 1TL

  Change of use from existing warehouse (Use Class B8) to provision of medical or health services (Use Class E) and erection of cycle storage.

  25 Feb 2026 Full applications
• 26/1001/FUL Refused

  31 Tempest Avenue Potters Bar Hertfordshire EN6 5JU

  Change of use from class C4 (6 Bed HMO) to sui generis (10 bedroom HMO) use facilitated by internal alterations and new dropped kerb.

  20 Jul 2026 Full applications