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Planning application

20 Marmion Road Henley-on-Thames RG9 1DG

Decided South Oxfordshire P26/S3956/HH Householder Application

Works: Extension Domestic

Read from the description, not a valuation. How we read the register

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

Proposal

Erection of a ground floor rear infill extension, part two storey rear extension, internal reconfiguration and associated works.

As published by the council, reference P26/S3956/HH

Application record

Reference
P26/S3956/HH
Type
Householder Application
Status
Consultation Period
Decision
Application is not yet decided
Received
7 Sep 2026
Validated
7 Sep 2026
Decision by
Not Yet Recommended
Postcode
RG9 1DG

Site history

Applications at this address on the South Oxfordshire register

This site has had 2 applications since 2019: 1 approved, 0 refused.

  • P19/S3146/HH Granted

    20 Marmion Road Henley-On-Thames RG9 1DG

    Retrospective application to reinstate front door with a traditional timber front door

    Decided 29 Nov 2019 Householder

Timeline

Dates from the published record

  1. 7 Sep 2026

    Received by South Oxfordshire

  2. 15 Sep 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

ProPlan Designs Agent, a design practice

12 applications on PlanIndex · across 3 councils · 90% granted

Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.

See their track record

Documents

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

11 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

After the decision

South Oxfordshire 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 householder applications

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.

Nearby applications

Within 0.3 miles

  • 22 Marmion Road Henley-on-Thames RG9 1DG

    P25/S4016/HH Submitted 16 Dec 2025 50 yards away

    Erection of ground floor rear infill extension, part two storey rear extension, new window to side elevation and associated works (amended scheme following approval of application P25/S1533/HH).

    Granted Householder Extension Windows or glazing 15 docs
    Domestic

  • 7 Marmion Road, Henley on Thames, Oxon, RG9 1DG

    P15/S4468/TCA Submitted 14 Apr 2015 50 yards away

    T1 - Cherry Blossom Tree To remove a Cherry Blossom tree which is causing damage to the victorian brick wall which is near it. The tree is far too big for the small garden. Remarks:

    Decided Trees 2 docs

  • 20 Marmion Road Henley-On-Thames RG9 1DG

    P19/S3146/HH Submitted 8 Oct 2019 50 yards away

    Retrospective application to reinstate front door with a traditional timber front door

    Granted Householder 8 docs
    Domestic

  • 22 Marmion Road Henley-on-Thames RG9 1DG

    P26/S2255/NM Submitted 1 May 2026 50 yards away

    Non-material amendment to planning permission P25/S1533/HH (Erection of a ground floor rear infill extension, part two storey rear extension, new window to side elevation and associated works) - Chimney removed at party wall boundary line & neighbours chimney made good with bricks reused from demolished section to match existing design as close as possible.

    Decided Amendments Extension Demolition +1 2 docs

  • 22 Marmion Road Henley-on-Thames RG9 1DG

    P25/S2704/HH Submitted 28 Aug 2025 50 yards away

    Erection of a rear facing roof dormer with associated roof detail. (Amended plans submitted reducing the scale of the dormer to a more suitable size and scale, amended plans received 13th October 2025)

    Granted Householder Loft or dormer 14 docs
    Domestic

  • 14 Marmion Road Henley-on-Thames RG9 1DG

    P15/S4349/HH Submitted 23 Dec 2015 50 yards away

    Proposed Loft Conversion and Dormer Windows

    Granted Householder Loft or dormer Windows or glazing 7 docs
    Domestic

In South Oxfordshire

  • P26/S3776/HH Granted

    9 Ash Hurst Goring Reading RG8 0DQ

    Single storey side extension and two storey rear extension. Erection of car port.

    Received 27 Aug, published by the council 8 Sep 2026 Householder
  • P26/S3727/HH Granted

    14 The Croft Didcot OX11 8HR

    Part two storey and single storey rear extension to replace existing structures. Storm porch addition to front extension

    Received 24 Aug, published by the council 2 Sep 2026 Householder
  • P26/S3518/HH Granted

    121 Wessex Road Didcot OX11 8BJ

    Loft conversion to form a new bedroom. Internal alterations with single storey extension to the rear. Replacement of timber outbuilding.

    Received 12 Aug, published by the council 27 Aug 2026 Householder
  • P26/S2946/HH Granted

    Duxford House Mill Road Shiplake Henley-on-Thames RG9 3LT

    New Garden Outbuilding.

    Received 15 Jul, published by the council 21 Aug 2026 Householder
  • P26/S3428/HH Granted

    Grange Stables Moulsford Wallingford OX10 9JD

    Ground floor kitchen extension and internal alterations

    Received 7 Aug, published by the council 21 Aug 2026 Householder