21 Highfield Letchworth Garden City Hertfordshire SG6 3QD

1. 3 Jun 2026

   Received by North Hertfordshire

2. 25 Jun 2026

   Decision issued: Granted

3. 24 Jul 2026

   Added to PlanIndex

North Hertfordshire granted permission on 25 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.

A lawful development certificate is a legal determination that existing or proposed works do not need planning permission; the merits of the scheme are not considered. More in our guide to planning application types.

• 29 Highfield Letchworth Garden City Hertfordshire SG6 3QD

  21/01483/FPH Submitted 10 May 2021 49m away

  Single storey rear extension

  Granted Householder Extension 7 docs
  Small domestic

• 9 Highfield Letchworth Garden City Hertfordshire SG6 3QD

  21/01598/FPH Submitted 19 May 2021 76m away

  First floor rear extension.

  Granted Householder Extension 8 docs
  Domestic

• 2a Sollershott West Letchworth Garden City Hertfordshire SG6 3PX

  21/02135/FPH Submitted 14 Jul 2021 84m away

  Single storey front extension, single storey side infill extension and alterations to openings on existing front and side elevations.

  Granted Householder Extension 9 docs
  Small domestic

• 12 Highfield Letchworth Garden City Hertfordshire SG6 3QD

  24/02345/LDCP Submitted 17 Oct 2024 103m away

  Replacement of 3 No. outbuildings in rear garden following demolition of existing outbuildings

  Granted Lawful development Demolition 10 docs

• 9 Sollershott West Letchworth Garden City Hertfordshire SG6 3PU

  24/01586/FPH Submitted 31 Jul 2024 153m away

  Installation of bay window to existing side elevation office, insertion of rooflights to existing rear roof slope to facilitate conversion of loft space into habitable accommodation and front porch extension to main dwelling. Installation of glazing to enclose the link between existing dwelling and garage, insertion of rooflight to roof to facilitate conversion of first floor into storage space, and alterations to fenestration of existing garage to facilitate conversion into habitable accommodation.

  Granted Householder Extension Loft or dormer +1 26 docs
  Small domestic

• Highfield House 28 Hitchin Road Letchworth Garden City Hertfordshire SG6 3LU

  21/01375/TCA Submitted 28 Apr 2021 154m away

  3x Leyland Cypress - Crown reductions approx. 1/3. Weeping Willow - Stump dismantled and removed.

  Granted Trees 10 docs

• 26/01469/LDCP Granted

  30 Pirton Road Hitchin Hertfordshire SG5 2BD

  Single storey rear extension. Extension to rear patio.

  5 Jun 2026 Lawful development
• 26/01459/LDCP Granted

  80 Balmoral Road Hitchin Hertfordshire SG5 1XQ

  Single storey rear extension and insertion of three rooflights to existing rear element. Front porch extension.

  4 Jun 2026 Lawful development
• 26/01426/LDCP Granted

  25 Balmoral Road Hitchin Hertfordshire SG5 1XG

  Insertion of rear box dormer and installation of 3 rooflights to front roof slope to facilitate conversion of loft space to habitable accommodation.

  2 Jun 2026 Lawful development
• 26/01301/LDCP Granted

  47 Bingen Road Hitchin Hertfordshire SG5 2PR

  Single storey rear extension and alterations to existing fenestration.

  2 Jun 2026 Lawful development
• 26/01247/LDCP Granted

  47 Bedford Road Hitchin Hertfordshire SG5 2TP

  Erection of single storey detached outbuilding.

  20 May 2026 Lawful development