17 Thirlmere Great Ashby Stevenage Hertfordshire SG1 6AQ

1. 5 Aug 2021

   Received by North Hertfordshire

2. 8 Oct 2021

   Decision issued: Conditional Permission

3. 3 Oct 2026

   Added to PlanIndex

North Hertfordshire granted permission on 8 October 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.

Householder applications cover work to an existing house and its garden, such as extensions, lofts and outbuildings, and cannot create a separate dwelling or change what the building is used for. More in our guide to planning application types.

• 30 Windermere Close Great Ashby Stevenage Hertfordshire SG1 6AG

  21/02261/FPH Submitted 26 Jul 2021 150 yards away

  Two storey rear extension following demolition of existing rear conservatory

  Granted Householder Extension Demolition 6 docs
  Small domestic

• 79 Serpentine Close Great Ashby Stevenage Hertfordshire SG1 6AR

  22/03051/FPH Submitted 25 Nov 2022 250 yards away

  Single storey rear extension

  Granted Householder Extension 11 docs
  Small domestic

• 20 Great Ashby Way Great Ashby Stevenage Hertfordshire SG1 6AW

  21/02493/LDCP Submitted 23 Aug 2021 250 yards away

  Replace exising attached front elevation garage door with a window to facilitate conversion of garage into habitable accommodation

  Granted Lawful development Windows or glazing 5 docs

• 7 Grayling Way Stevenage Herts SG1 4FR

  23/00138/FPH Submitted 14 Feb 2023 350 yards away

  Partial Garage Conversion

  Granted Householder 4 docs
  Small domestic

• 6 Grayling Way Stevenage Herts SG1 4FR

  22/01034/FPH Submitted 17 Nov 2022 350 yards away

  Partial demolition of existing garage and erection of a part single, part 2.5 storey rear extension, first floor side extension incorporating a car port at ground floor, and alterations including relocation of existing air conditioning units.

  Granted Householder Extension Demolition 20 docs
  Domestic

• 61 Lomond Way Great Ashby Stevenage Hertfordshire SG1 6BT

  21/01826/FPH Submitted 11 Jun 2021 350 yards away

  Three storey rear extension; raise part of garage roof and insertion of front dormer window to garage to facilitate conversion of garage into two storey habitable accommodation; formation of a basement and insertion of first floor window into existing side (north) elevation following demolition of existing rear conservatory and rear dormer.

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

• 26/01998/FPH Awaiting decision

  69 Bearton Green Hitchin Hertfordshire SG5 1UG

  Single storey side and rear extension. Alterations to existing roof to include hip to gable roof extension and insertion of rear dormer window and front rooflights to facilitate loft conversion into habitable accommodation. Alterations to fenestration

  Received 25 Aug, published by the council 26 Aug 2026 Householder
• 26/00371/FPH Granted

  12 Dale Close Hitchin Hertfordshire SG4 9AS

  Replacement raised hipped roof and insertion of front rooflight and two rear dormers to facilitate loft conversion into habitable accommodation. Two storey and part single storey side and rear extensions and front porch following demolition of existing side and rear extensions. Alterations to fenestration to include insertion of first floor side window. External cladding and Installation of rear raised patio and steps.

  Received 10 Feb, published by the council 24 Jul 2026 Householder
• 26/01940/FPH Awaiting decision

  Old Hammers Mill End Rushden Buntingford Hertfordshire SG9 0TA

  Two storey rear extension

  Received 20 Aug, published by the council 25 Aug 2026 Householder
• 26/00904/FPH Granted

  4 Leete Place Royston Hertfordshire SG8 5DX

  Single storey side and rear extension, open-sided front porch, replacement roof including installation of rooflights, removal of chimney and alterations to existing fenestration following demolition of existing store. Installation of vehicular access via dropped kerb and vehicle crossover including hardstanding to provide No.2 parking spaces.

  Received 22 Apr, published by the council 24 Jul 2026 Householder
• 26/01380/FPH Granted

  15 Ninesprings Way Hitchin Hertfordshire SG4 9NQ

  Part two storey and part single storey side extension and single storey rear extension following demolition of existing side element and rear conservatory. Front porch, alterations to fenestration and hard and soft landscaping works. External cladding and rendering.

  Received 5 Jun, published by the council 24 Jul 2026 Householder