17 Haycock Round Great Ashby Stevenage Hertfordshire SG1 6GS

1. 12 Dec 2024

   Received by North Hertfordshire

2. 8 Jan 2025

   Decision issued: Granted

3. 18 Sep 2026

   Added to PlanIndex

North Hertfordshire granted permission on 8 January 2025, 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.

• 51 Mendip Way Great Ashby Stevenage Hertfordshire SG1 6GW

  26/02652/FPH Submitted 29 Oct 2026 150 yards away

  91% historically approved · decision due ~24 Dec

  Alterations to fenestration to existing ground floor rear element.

  Awaiting decision Windows or glazing

• 166 Mendip Way Great Ashby Stevenage Hertfordshire SG1 6GY

  19/02671/FPH Submitted 6 Nov 2019 150 yards away

  Erection of rear conservatory

  Granted Householder Extension 8 docs
  Small domestic

• 33 Mendip Way Great Ashby Stevenage Hertfordshire SG1 6GW

  24/01272/FPH Submitted 10 Jun 2024 150 yards away

  Installation of free-standing air source heat pump at side of dwelling.

  Withdrawn Householder 9 docs
  Domestic

• 137 Mendip Way Great Ashby Stevenage Hertfordshire SG1 6GD

  26/02596/LDCP Submitted 3 Nov 2026 150 yards away

  91% historically approved · decision due ~29 Dec

  Conversion of property from 6 bed / 6 person C4 HMO into a 7 bed 7 person Sui Generis HMO

  Awaiting decision

• 28 Cheviot Way Great Ashby Stevenage Hertfordshire SG1 6GP

  21/02345/FPH Submitted 3 Aug 2021 200 yards away

  Rear conservatory

  Granted Householder Extension 8 docs
  Small domestic

• 48 Snowdonia Way Great Ashby Stevenage Hertfordshire SG1 6GU

  21/01328/FPH Submitted 29 Apr 2021 200 yards away

  Single storey rear extension following demolition of existing rear conservatory

  Granted Householder Extension Demolition 6 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