16 Delph Hollow Way St Helens Merseyside WA9 5GP

1. 19 Mar 2021

   Received by St. Helens

2. 25 Mar 2021

   Validated

   Checked as complete and ready for consideration.

3. 20 May 2021

   Decision issued: Grant

4. 15 Aug 2026

   Added to PlanIndex

St. Helens granted permission on 20 May 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.

• 3 Walnut Grove St Helens WA9 5GQ

  P/2021/0956/CLP Submitted 26 Oct 2021 100 yards away

  Certificate of lawfulness for proposed partial garage conversion

  Granted Lawful development 6 docs

• Land Adjacent Sutton Park Play Area Marshalls Cross Road St Helens

  P/2021/0561/TELPA Submitted 14 Jun 2021 150 yards away

  Proposed 15m Phase 8 Monopole C/W wrapround cabinet at base and associated ancillary works.

  Granted Telecoms 13 docs

• 1 Robins Lane St Helens Merseyside WA9 3NF

  P/2020/0667/FUL Submitted 14 Sep 2020 200 yards away

  New shop front, and first floor domestic extension along with new external staircase.

  Granted Full applications Extension Windows or glazing 11 docs

• 255 Marshalls Cross Road St Helens WA9 3DE

  P/2026/0503/CLP Submitted 29 Sep 2026 200 yards away

  91% historically approved · decision due ~24 Nov

  Certificate of lawfulness for proposed change of use from dwellinghouse (Use Class C3) to a 6-person HMO (Use Class C4), including rear dormer, front rooflight and partial removal of chimney stacks.

  Decided Lawful development Loft or dormer
  Domestic

• 255 Marshalls Cross Road St Helens Merseyside WA9 3DE

  P/2026/0421/CLP Submitted 20 Aug 2026 200 yards away

  Certificate of lawfulness for proposed change of use from Dwellinghouse (Use Class C3) to a 6-person HMO (Use Class C4), including rear dormer and front rooflight.

  Refused Lawful development Loft or dormer
  Domestic

• 5 Tall Trees St Helens Merseyside WA9 5GH

  P/2021/0733/HHFP Submitted 3 Aug 2021 200 yards away

  Two storey side extension and single storey rear extension

  Granted Householder Extension 8 docs
  Small domestic

• P/2026/0449/HHFP Awaiting decision

  Culburn Warrington Road Bold Heath St Helens WA8 3UX

  Single storey rear extension and front porch.

  Received 1 Sep, published by the council 7 Sep 2026 Householder
• P/2026/0446/HHFP Awaiting decision

  8 Coylton Avenue Rainhill St Helens L35 0PT

  Rear ground floor extension, first floor side extension and conversion of garage/front porch space.

  Received 1 Sep, published by the council 4 Sep 2026 Householder
• P/2026/0437/HHFP Awaiting decision

  71 Brimstone Drive Newton Le Willows St Helens WA12 9LY

  Part two storey, part single storey wraparound extension

  Received 27 Aug, published by the council 1 Sep 2026 Householder
• P/2026/0229/CLP Granted

  7 Festival Road Rainford St Helens WA11 8EP

  Single storey rear extension.

  Received 2 May, published by the council 21 Jul 2026 Householder
• P/2026/0427/HHFP Awaiting decision

  47 Marina Avenue St Helens Merseyside WA9 3TE

  Two storey side and single storey rear extensions.

  Received 24 Aug, published by the council 1 Sep 2026 Householder