17 Lytton Avenue Letchworth Garden City Hertfordshire SG6 3HT

1. 20 May 2021

   Received by North Hertfordshire

2. 30 Jun 2021

   Decision issued: Conditional Consent

3. 9 Aug 2026

   Added to PlanIndex

North Hertfordshire granted permission on 30 June 2021, 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.

Listed building consent is needed for works that affect the special interest of a listed building, and carrying out such works without it is a criminal offence. More in our guide to planning application types.

• 19 Lytton Avenue Letchworth Garden City Hertfordshire SG6 3HT

  26/00761/LBC Submitted 30 Mar 2026 50 yards away

  Replace two double-glazed, Upvc framed, first-floor windows on rear elevation with timber, single-glazed, flush casements.

  Granted Heritage and listed buildings Windows or glazing 14 docs

• 21 Lytton Avenue Letchworth Garden City Hertfordshire SG6 3HT

  24/01751/LBC Submitted 19 Aug 2024 50 yards away

  Removal of double glazed uPVC windows and reinstatement of original style single glazed casement windows.

  Granted Heritage and listed buildings Windows or glazing 12 docs

• 39 Gernon Road Letchworth Garden City Hertfordshire SG6 3HR

  19/02512/TCA Submitted 17 Oct 2019 50 yards away

  T1 Silver Birch - Crown reduce by up to 2 m to leave viable growth points. T2 Pear - Crown reduce by 1 m

  Granted Trees 4 docs

• 29 Lytton Avenue Letchworth Garden City Hertfordshire SG6 3HT

  21/01886/TCA Submitted 18 Jun 2021 50 yards away

  T1 Cypress - Fell

  Granted Trees 4 docs

• 30 Lytton Avenue Letchworth Garden City Hertfordshire SG6 3HT

  26/02571/TCA Submitted 9 Oct 2026 50 yards away

  98% historically approved · decision due ~4 Dec

  Ash - Fell, Process and Remove

  Awaiting decision Trees

• 46 Lytton Avenue Letchworth Garden City Hertfordshire SG6 3HT

  22/03203/TCA Submitted 12 Dec 2022 50 yards away

  T1 Cherry and T2 Silver Birch - 25-30% reduction to suitable growth points

  Granted Trees 4 docs

• 26/01309/LBC Decided

  The Bull High Street Gosmore Hertfordshire SG4 7QG

  Single storey rear extension and first floor rear extension following demolition of existing rear elements. Alterations to fenestration and internal and external alterations (development already commenced).

  Received 19 May, published by the council 24 Jul 2026 Heritage and listed buildings
• 26/01796/LBC Decided

  46 Ridge Road Letchworth Garden City Hertfordshire SG6 1PN

  Single storey rear extension following demolition of existing lean-to

  Received 11 Aug, published by the council 12 Aug 2026 Heritage and listed buildings
• 26/01938/LBC Decided

  Hitchin Town Hall Brand Street Hitchin Hertfordshire SG5 1HX

  Decarbonisation works including provision of secondary glazing to existing windows, the provision of insulation to the roof void above the main hall, replacement of mechanical plant including the removal of gas boilers and the installation of Photovoltaic (PV) panels and Air Source Heat Pump (ASHP)

  Received 18 Aug, published by the council 28 Aug 2026 Heritage and listed buildings
• 26/01948/LBC Decided

  28 Rushby Mead Letchworth Garden City Hertfordshire SG6 1RU

  Install internal insulation to external walls, between suspended timber floor joists and between and over ceiling joists together with other internal alterations.

  Received 17 Aug, published by the council 18 Aug 2026 Heritage and listed buildings
• 26/02489/LBC Awaiting decision

  Old Manor House Shaftenhoe End Bogmoor Road Barley Royston Hertfordshire SG8 8LE

  Underpinning to existing walls and installation of a steel frame as part of remedial structural works

  Received 15 Oct, published by the council 16 Oct 2026 Heritage and listed buildings