44 Cowslip Hill Letchworth Garden City Hertfordshire SG6 4EZ

1. 27 Apr 2026

   Received by North Hertfordshire

2. 27 May 2026

   Decision issued: Granted

3. 9 Aug 2026

   Added to PlanIndex

North Hertfordshire granted permission on 27 May 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.

• 46 Cowslip Hill Letchworth Garden City Hertfordshire SG6 4EZ

  21/00364/FPH Submitted 2 Feb 2021 50 yards away

  Erection of garden room outbuilding in rear garden

  Granted Householder 10 docs
  Small domestic

• 56 Cowslip Hill Letchworth Garden City Hertfordshire SG6 4EZ

  19/02646/NCS Submitted 5 Nov 2019 100 yards away

  Single storey rear extension with the following dimension: Length as measured from rear wall of original dwelling - 4.0 metres

  Granted Outline Extension 7 docs
  Small domestic

• 5 Hawthorn Hill Letchworth Garden City Hertfordshire SG6 4HE

  23/00140/NMA Submitted 20 Jan 2023 150 yards away

  The extension is to be slightly increased in width up to the existing boundary with No. 7 Hawthorn Hill (as a non-material amendment to planning permission 22/02338/FPH granted on 13.10.2022).

  Decided Amendments Extension 13 docs

• 5 Hawthorn Hill Letchworth Garden City Hertfordshire SG6 4HE

  23/00998/NMA Submitted 28 Apr 2023 150 yards away

  Single storey rear extension decreased in width to be 600mm from the existing boundary (as Non-Material Amendment to planning permission 22/02338/FPH granted 13.10.2022)

  Withdrawn Amendments Extension 1 doc
  Small domestic

• 20 Redhoods Way East Letchworth Garden City Hertfordshire SG6 4DF

  24/02468/FPH Submitted 31 Oct 2024 150 yards away

  Part two storey and single storey side and rear extension including first floor rear glazed balcony following demolition of existing detached garage.

  Granted Householder Extension Demolition +1 13 docs
  Small domestic

• 2 Rowan Crescent Letchworth Garden City Hertfordshire SG6 4EY

  21/01919/FPH Submitted 22 Jun 2021 200 yards away

  Modification of window and door openings to rear elevation, partial conversion of existing garage to store/garden room including external rendering and installation of one velux window to existing rear roof slope.

  Granted Householder Loft or dormer Windows or glazing 8 docs
  Small domestic

• 26/01469/LDCP Granted

  30 Pirton Road Hitchin Hertfordshire SG5 2BD

  Single storey rear extension. Extension to rear patio.

  Received 5 Jun, published by the council 24 Jul 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.

  Received 4 Jun, published by the council 24 Jul 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.

  Received 2 Jun, published by the council 24 Jul 2026 Lawful development
• 26/01301/LDCP Granted

  47 Bingen Road Hitchin Hertfordshire SG5 2PR

  Single storey rear extension and alterations to existing fenestration.

  Received 2 Jun, published by the council 24 Jul 2026 Lawful development
• 26/01247/LDCP Granted

  47 Bedford Road Hitchin Hertfordshire SG5 2TP

  Erection of single storey detached outbuilding.

  Received 20 May, published by the council 24 Jul 2026 Lawful development