39 Marina Avenue St Helens Merseyside WA9 3TA

This site has had 2 applications since 2026.

• P/2026/0420/HHFP Decided

  39 Marina Avenue St Helens Merseyside WA9 3TA

  Single storey side extension.

  Submitted 18 Aug 2026

1. 9 Jul 2026

   Received by St. Helens

2. 17 Jul 2026

   Validated

   Checked as complete and ready for consideration.

3. 21 Jul 2026

   Added to PlanIndex

St. Helens has decided this application; the outcome above is the register's own wording and the decision notice on the council portal carries the detail. 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.

• 39 Marina Avenue St Helens Merseyside WA9 3TA

  P/2026/0420/HHFP Submitted 18 Aug 2026 50 yards away

  94% historically approved · decision due ~16 Oct

  Single storey side extension.

  Decided Extension 6 docs
  Small domestic

• 7 Olga Road St Helens WA9 3TB

  P/2020/0173/HHPA Submitted 2 Mar 2020 50 yards away

  Single storey rear extension projecting 3.48m from the rear, 3.4m high overall and 2.18m to the eaves.

  Decided Prior approval Extension 4 docs
  Small domestic

• 4 Margaret Avenue St Helens Merseyside WA9 3UE

  P/2021/0403/HHPA Submitted 21 Apr 2021 50 yards away

  Single storey rear extension projecting 4.8m from the rear, 3.745m high overall and 2.355m to the eaves.

  Decided Prior approval Extension 5 docs
  Small domestic

• 1 Margaret Avenue St Helens WA9 3UE

  P/2022/0733/HHFP Submitted 20 Oct 2022 50 yards away

  First floor side extension.

  Granted Householder Extension 10 docs
  Domestic

• 10 Olga Road St Helens WA9 3TB

  P/2024/0210/CLP Submitted 23 Apr 2024 100 yards away

  Certificate of lawfulness for a proposed single storey rear extension.

  Granted Lawful development Extension 5 docs
  Small domestic

• 35 Marina Avenue St Helens Merseyside WA9 3TA

  P/2020/0635/HHFP Submitted 3 Sep 2020 100 yards away

  Single storey side and rear extension.

  Granted Householder Extension 10 docs
  Small domestic

• P/2026/0559/CLP Awaiting decision

  FC St Helens Windleshaw Road Dentons Green St Helens WA10 6TE

  Certificate of lawfulness for proposed replacement of current grass pitch with artificial grass pitch, and installation of minor new drainage system associated with new playing surface.

  Received 19 Oct, published by the council 2 Nov 2026 Lawful development
• P/2026/0537/CLP Awaiting decision

  1 Firefly Close Newton Le Willows St Helens WA12 8TF

  Certificate of lawfulness for proposed single storey rear extension.

  Received 12 Oct, published by the council 19 Oct 2026 Lawful development
• P/2026/0534/CLP Awaiting decision

  31 Beacon Road Billinge St Helens WN5 7HF

  Certificate of lawfulness for proposed rear dormer.

  Received 9 Oct, published by the council 19 Oct 2026 Lawful development
• P/2026/0513/CLP Awaiting decision

  46 Smock Lane Ashton In Makerfield St Helens WN4 0SN

  Certificate of Lawfulness for a single storey rear extension.

  Received 5 Oct, published by the council 10 Oct 2026 Lawful development
• P/2026/0523/CLP Decided

  50 Junction Lane St Helens WA9 3JN

  Certificate of lawfulness for proposed change of use from dwellinghouse (C3) to 4 person HMO (C4).

  Received 2 Oct, published by the council 12 Oct 2026 Lawful development