5 Hawthorn Hill Letchworth Garden City Hertfordshire SG6 4HE

This site has had 2 applications since 2023.

• 23/00140/NMA Decided

  5 Hawthorn Hill Letchworth Garden City Hertfordshire SG6 4HE

  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 14 Feb 2023 Amendments

1. 28 Apr 2023

   Received by North Hertfordshire

2. 12 May 2023

   Decision issued: Withdrawn

3. 18 Sep 2026

   Added to PlanIndex

The applicant withdrew this application before North Hertfordshire decided it, and is free to submit a revised scheme at any time. More in our guide to what happens after a planning decision.

An amendment application makes limited changes to a permission that already exists; anything beyond modest adjustment needs a fresh application. More in our guide to planning application types.

• 5 Hawthorn Hill Letchworth Garden City Hertfordshire SG6 4HE

  23/00140/NMA Submitted 20 Jan 2023 50 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

• 7 Wheat Hill Letchworth Garden City Hertfordshire SG6 4HH

  21/02123/FPH Submitted 13 Jul 2021 50 yards away

  Single storey side extension.

  Granted Householder Extension 6 docs
  Small domestic

• 4 Wheat Hill Letchworth Garden City Hertfordshire SG6 4HJ

  24/01690/FPH Submitted 31 Jul 2024 100 yards away

  Installation of rear elevation air source heat pump.

  Granted Householder 10 docs
  Domestic

• 44 Cowslip Hill Letchworth Garden City Hertfordshire SG6 4EZ

  25/01926/LDCP Submitted 27 Apr 2026 150 yards away

  Installation of PV solar panels on the front and rear roofslopes

  Granted Lawful development 7 docs

• 46 Cowslip Hill Letchworth Garden City Hertfordshire SG6 4EZ

  21/00364/FPH Submitted 2 Feb 2021 150 yards away

  Erection of garden room outbuilding in rear garden

  Granted Householder 10 docs
  Small domestic

• 7 Haymoor Letchworth Garden City Hertfordshire SG6 4HS

  23/00807/FPH Submitted 4 Apr 2023 200 yards away

  Replace existing flat roof to rear extension with a pitched roof and first floor extension over existing rear extension, insertion of side elevation first floor window and insertion of rooflight to side roofslope to facilitate conversion of loftspace into storage area. Replace garage door and single storey extension to facilitate conversion of garage into habitable accommodation.

  Granted Householder Extension Loft or dormer +1
  Small domestic

• 26/02255/NMA Decided

  Highover Farm Highover Way Hitchin Hertfordshire SG4 0RQ

  Revisions to approved plans relating to (i) northern loop road raised table location, (ii) revised details for sub-station, (iii) minor alteration to location of pumping station and associated landscaping (as Non-Material Amendment of planing permission 25/02794/RM granted 06.05.2026)

  Received 8 Sep, published by the council 10 Sep 2026 Amendments
• 26/02352/NMA Decided

  11 Kingswood Avenue Hitchin Hertfordshire SG4 0PA

  Minor alterations to the position, size and arrangement of window and door openings, including revisions to the front and side elevations, together with associated minor internal layout changes. The overall scale, footprint, height, roof form and general appearance of the approved dwelling remain unchanged (as non-material amendment to planning permission reference 26/00109/FP granted on appeal on 03.09.2026).

  5 Oct 2026 Amendments
• 26/02438/NMA Decided

  Starwood House Avenue One Letchworth Garden City Hertfordshire SG6 2HB

  Minor amendments (as non-material amendment to planning permission 25/01196/FP granted on 22.01.2026).

  Received 15 Oct, published by the council 19 Oct 2026 Amendments
• 26/02230/NMA Decided

  The Elms The Causeway Therfield Royston Hertfordshire SG8 9PP

  Installation of metal windows (as Non-Material Amendment to planning permission 24/00802/FPH granted 17.09.2024)

  Received 7 Sep, published by the council 9 Sep 2026 Amendments
• 26/02699/NMA Awaiting decision

  Land North Of Pound Farm London Road St Ippolyts Hertfordshire SG4 7NE

  Introduce a small step into each of the 3 terraces 52-55, 56-58 & 59-61 due to the transition in levels across the site (as Non-Material Amendment to reserved matters application 24/02907/RM granted 28.08.2025)

  Received 21 Oct, published by the council 5 Nov 2026 Amendments