304 South Avenue Southend-on-sea Essex SS2 4HR

1. 12 Mar 2026

   Received by Southend-on-Sea

2. 5 May 2026

   Decision issued: Grant Lawful Dev Certificate (Proposed)

3. 19 Aug 2026

   Added to PlanIndex

Southend-on-Sea granted permission on 5 May 2026, 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.

• 335 South Avenue Southend-on-sea Essex SS2 4HR

  21/01330/FUL Submitted 29 Jun 2021 50 yards away

  Demolish existing buildings and erect detached dwellinghouse with associated amenity space and parking on land rear of 335 South Avenue

  Granted Full applications New dwelling Demolition 14 docs
  Domestic

• 107 Trinity Road Southend-on-sea Essex SS2 4HN

  23/00155/FULH Submitted 30 Jan 2023 100 yards away

  Erect single storey rear/side extension

  Granted Householder Extension 6 docs
  Small domestic

• 56 Lonsdale Road Southend-on-sea Essex SS2 4LX

  22/02338/FUL Submitted 7 Dec 2022 100 yards away

  Install dormer to side to form habitable accommodation in the loftspace

  Refused Full applications Loft or dormer 5 docs

• 56 Lonsdale Road Southend-on-sea Essex SS2 4LX

  24/01432/AD Submitted 6 Sep 2024 150 yards away

  Application for approval of dtails pursuant to conditions 03 (details of materials), 04 (details of hard and soft landscaping), 05 (details of renewable energy), 10 (details of refuse/recycling and cycle storage), and 14 (details of boundary treatment) of planning permission 23/01527/FUL dated 23/11/2023

  Granted Conditions

• 117 Hamstel Road Southend-on-sea Essex SS2 4LA

  23/00001/AD Submitted 2 Jan 2023 150 yards away

  Application for approval of details pursuant to conditions 03 (waste management and refuse collection), 04 (cycle parking), 06 (approved parking layout) and 08 (fenestration details) of planning permission 20/01115/PA3COU dated 10.09.2020

  Granted Conditions Windows or glazing 9 docs

• 302 Central Avenue Southend-on-sea Essex SS2 4EE

  24/01872/GPDE Submitted 26 Nov 2024 150 yards away

  Erect single storey rear extension, projecting 5m beyond the existing rear wall of the dwelling, 3m high to eaves and with a maximum height of 3m

  Decided Extension
  Small domestic

• 26/01070/CLP Granted

  58 Ronald Park Avenue Westcliff-on-sea Essex SS0 9QN

  Dormer to rear to form habitable accommodation in the loft space and rooflights to front (certificate of lawful development - proposed)

  Received 11 Aug, published by the council 14 Aug 2026 Lawful development
• 26/01065/CLP Granted

  1132 London Road Leigh-on-sea Essex SS9 2AJ

  Dormer to rear and rooflights to front to form habitable accommodation in the loftspace and single storey side/rear extension (certificate of lawful development - proposed)

  Received 10 Aug, published by the council 14 Aug 2026 Lawful development
• 26/01018/CLP Refused

  92 Vardon Drive Leigh-on-sea Essex SS9 3SQ

  Hip to gable roof extension with dormer to rear and rooflights to front to form habitable accommodation in the loftspace (certificate of lawful development - proposed)

  Received 30 Jul, published by the council 8 Aug 2026 Lawful development
• 26/01008/CLP Granted

  61 Flemming Avenue Leigh-on-sea Essex SS9 3AN

  Hip to gable loft conversion, rooflights to front, and dormer to rear with Juliet balcony to create habitable accommodation in roof space (Lawful Development Certificate - Proposed).

  Received 29 Jul, published by the council 8 Aug 2026 Lawful development
• 26/01020/CLP Granted

  66 Marlborough Road Southend-on-sea Essex SS1 2UD

  Single storey side extension (Lawful Development Certificate - Proposed)

  Received 31 Jul, published by the council 8 Aug 2026 Lawful development