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Planning application

33 Cassiobury Park Avenue Watford WD18 7LA

Decided Watford 21/00291/FUL Full Planning Permission

Works: Extension Windows or glazing

Decided. The decision notice on the council portal carries the outcome in full, including any conditions.

Proposal

Replacement of the existing conservatory with an insulated garden room/conservatory projecting 4.7m from the main house back wall with a solid roof, with 4 roof windows and glazed walls.

As published by the council, reference 21/00291/FUL

Application record

Reference
21/00291/FUL
Type
Full Planning Permission
Status
Approved
Decision
Conditional Planning Permission
Received
1 Mar 2021
Validated
1 Mar 2021
Decided
9 Apr 2021
Ward
Park
Decision by
Delegated Decision
Postcode
WD18 7LA

Site history

Applications at this address on the Watford register

This site has had 3 applications since 2020: 0 approved, 2 refused.

  • 21/00053/HPD Refused

    33 Cassiobury Park Avenue Watford WD18 7LA

    The erection of a single storey rear extension which would extend beyond the rear wall of the original house by 5.90m for which the maximum height would be 4.0m and for which the height of the eaves would be 3.60m.

    Decided 26 Feb 2021 Prior approval
  • 20/00638/LDC Refused

    33 Cassiobury Park Avenue Watford WD18 7LA

    Lawful Development Certificate for replacement of the existing conservatory (which projects 3m into the garden from the back wall of the house), with a larger conservatory that projects 4.6m into the garden, with floor to ceiling glass windows (instead of the current dwarf wall design), and a glass roof (instead of the polycarb. roof).

    Decided 24 Jul 2020 Lawful development

Timeline

Dates from the published record

  1. 1 Mar 2021

    Received by Watford

  2. 9 Apr 2021

    Decision issued: Conditional Planning Permission

  3. 9 Aug 2026

    Added to PlanIndex

Documents

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

9 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.

Trade members open them from here.

Open the documents

After the decision

Watford 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.

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 500 metres

  • 33 Cassiobury Park Avenue Watford WD18 7LA

    20/00638/LDC Submitted 22 Jun 2020 0m away

    Lawful Development Certificate for replacement of the existing conservatory (which projects 3m into the garden from the back wall of the house), with a larger conservatory that projects 4.6m into the garden, with floor to ceiling glass windows (instead of the current dwarf wall design), and a glass roof (instead of the polycarb. roof).

    Refused Lawful development Extension Windows or glazing 10 docs

  • 33 Cassiobury Park Avenue Watford WD18 7LA

    21/00053/HPD Submitted 15 Jan 2021 0m away

    The erection of a single storey rear extension which would extend beyond the rear wall of the original house by 5.90m for which the maximum height would be 4.0m and for which the height of the eaves would be 3.60m.

    Refused Prior approval Extension 10 docs
    Small domestic

  • 38 Cassiobury Park Avenue Watford WD18 7LB

    19/01273/FULH Submitted 4 Nov 2019 42m away

    Demolition of existing single storey rear conservatory and rear extension, construction of new single storey rear extension, with associated internal alterations, converted garage with window to front to replace garage door, new front door and new front boundary planter wall.

    Decided Householder Extension Demolition +1 21 docs
    Small domestic

  • 42 Cassiobury Park Avenue Watford WD18 7LB

    18/01021/FULH Submitted 13 Aug 2018 52m away

    Erection of two-storey front extension facing Shepherds Road, alterations to fenestration and window detailing to all elevations.

    Refused Householder Extension Windows or glazing 13 docs
    Domestic

  • Croquet Club House Cassiobury Park Watford

    23/01173/FUL Submitted 18 Dec 2023 70m away

    Proposed to install an automatic irrigation system for four croquet lawns with water supplied from a new borehole.

    Decided Full applications 44 docs

  • Croquet Club House Cassiobury Park Watford

    24/00139/DISCON Submitted 20 Feb 2024 70m away

    Details submitted for Condition 5 (Tree Protection Plan) and Condition 6 (Adequate isolation of the borehole pump) pursuant to planning permission 23/01173/FUL

    Decided Conditions Trees 9 docs

In Watford

  • 26/00701/FUL Awaiting decision

    Penman Johnson Solicitors 5 George Street Watford Hertfordshire WD18 0SQ

    Installation, to existing commercial building, of replacement fenestration and wall lights, 2 mechanical ventilation recovery units and 6 louvre outlet grilles, and external ceiling and associated led lighting to existing undercroft

    3 Sep 2026 Full applications
  • 26/00694/FUL Awaiting decision

    Leavesden Road Baptist Church Community Hall Leavesden Road Watford WD24 5ER

    Installation of rooflights to the existing community hall roof and associated internal works to facilitate use of the existing roof space.

    31 Aug 2026 Full applications
  • 26/00681/FUL Awaiting decision

    Blackwood 4A Bay Tree Walk Watford Hertfordshire WD17 4YX

    Demolition of the existing dwelling and ancillary buildings and erection of three detached dwellings with associated access, parking, landscaping and private amenity space.

    26 Aug 2026 Full applications
  • 26/00523/FUL Decided

    Unit 1 Riverwell Square Shrodells Road Watford Hertfordshire WD18 0HA

    Proposed installation of fixed outdoor street furniture seating area including, tables and bench seating

    9 Jul 2026 Full applications
  • 26/00679/FUL Awaiting decision

    Flat 1 22 Second Avenue Watford WD25 9PX

    Replacement door

    21 Aug 2026 Full applications