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Planning application

33 St Marys Avenue Northwood HA6 3AY

Granted Three Rivers 21/0486/FUL Full Application

Works: Extension

Permission granted. Work must normally begin within three years of the decision or the permission lapses.

Proposal

Two storey rear extension

As published by the council, reference 21/0486/FUL

Application record

Reference
21/0486/FUL
Type
Full Application
Status
Decided
Decision
Granted As published: approved
Received
26 Feb 2021
Validated
8 Mar 2021
Decided
28 Apr 2021
Ward
Moor Park And Eastbury
Parish
Batchworth Community Council
Decision by
Delegated Decision
Postcode
HA6 3AY

Site history

Applications at this address on the Three Rivers register

This site has had 3 applications since 2020: 3 approved, 0 refused.

  • 21/0897/FUL Granted

    33 St Marys Avenue Northwood HA6 3AY

    Construction of ground floor front bay window matching first floor

    Decided 1 Jun 2021 Full applications
  • 20/2153/PDE Granted

    33 St Marys Avenue Northwood HA6 3AY

    Prior Approval: Single storey rear extension (depth 8 metres, maximum height 3.90metres, maximum eaves height 2.80 metres)

    Decided 20 Nov 2020 Outline

Timeline

Dates from the published record

  1. 26 Feb 2021

    Received by Three Rivers

  2. 8 Mar 2021

    Validated

    Checked as complete and ready for consideration.

  3. 28 Apr 2021

    Decision issued: approved

  4. 4 Sep 2026

    Added to PlanIndex

Documents

Plans, drawings, consultee responses and the officer's report

10 documents on file for this application

A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.

Watch members (£5 a month) open the document list from here.

Open the documents

What this grant of permission means

Three Rivers granted permission on 28 April 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.

About full applications

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • 33 St Marys Avenue Northwood HA6 3AY

    20/2153/PDE Submitted 12 Oct 2020 50 yards away

    Prior Approval: Single storey rear extension (depth 8 metres, maximum height 3.90metres, maximum eaves height 2.80 metres)

    Granted Outline Extension 5 docs
    Small domestic

  • 33 St Marys Avenue Northwood HA6 3AY

    21/0897/FUL Submitted 8 Apr 2021 50 yards away

    Construction of ground floor front bay window matching first floor

    Granted Full applications Windows or glazing 8 docs

  • 35 St Marys Avenue Northwood HA6 3AY

    21/0992/FUL Submitted 19 Apr 2021 50 yards away

    Single storey rear extension, part single, part two storey side extension and alterations to garage roof

    Granted Full applications Extension 13 docs
    Small domestic

  • 53 St Marys Avenue Northwood HA6 3AY

    26/0935/FUL Submitted 8 Jun 2026 50 yards away

    89% historically approved · decision due ~4 Aug

    Construction of single storey rear extension with roof lantern, installation of window to side elevation

    Decided Full applications Extension Windows or glazing
    Small domestic

  • 31 St Marys Avenue Northwood HA6 3AY

    23/2027/FUL Submitted 29 Nov 2023 50 yards away

    Demolition of existing store and construction of single storey rear extension and pergola.

    Granted Full applications Extension Demolition 7 docs
    Small domestic

  • 25 St Marys Avenue Northwood Hertfordshire HA6 3AY

    22/0159/FUL Submitted 2 Feb 2022 50 yards away

    Two storey and single storey rear extensions, first floor side extension, alterations to roof of existing ground floor extension and loft conversion including roof alterations and extensions and insertion of rooflights and rear dormer, alterations to materials and fenestration detail.

    Granted Full applications Extension Loft or dormer +2 36 docs
    Small domestic

In Three Rivers

  • 26/1350/FUL Granted

    26 Ebury Road Rickmansworth Hertfordshire WD3 1BN

    Conversion of ground floor storage space to habitable accommodation; alterations to the fenestration

    Received 21 Aug, published by the council 1 Sep 2026 Full applications
  • 26/1664/FUL Awaiting decision

    3 Pembroke Road Moor Park Northwood Hertfordshire HA6 2HP

    Variation of condition 2 (plans) pursuant to planning permission 24/1622/FUL to allow alterations to front entrance door and garage door

    Received 20 Oct, published by the council 22 Oct 2026 Full applications
  • 26/1663/FUL Awaiting decision

    161 New Road Croxley Green Rickmansworth Hertfordshire WD3 3HB

    Construction of first floor rear extension and front porch; internal alterations and alterations to fenestration including new windows to side elevation; alterations to external materials including insulated render and timber cladding

    Received 20 Oct, published by the council 23 Oct 2026 Full applications
  • 26/1654/FUL Awaiting decision

    47 Carpenders Avenue Carpenders Park Watford Hertfordshire WD19 5BS

    Re-location of entrance and construction of front porch

    Received 16 Oct, published by the council 21 Oct 2026 Full applications
  • 26/1653/FUL Awaiting decision

    11 Hillcroft Crescent Oxhey Hall Watford Hertfordshire WD19 4PB

    Demolition of existing shed and construction of new outbuilding

    Received 16 Oct, published by the council 22 Oct 2026 Full applications