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Planning application

1 Haddon Terrace Didcot OX11 7HY

Granted South Oxfordshire P25/S3686/HH Other (Householder)

Works: Extension Domestic

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

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

Proposal

Erection of first floor side extension.

As published by the council, reference P25/S3686/HH

Application record

Reference
P25/S3686/HH
Type
Other (Householder)
Status
Permitted
Decision
Granted As published: Planning Permission
Received
21 Nov 2025
Validated
21 Nov 2025
Decided
8 Jan 2026
Postcode
OX11 7HY

Site history

Applications at this address on the South Oxfordshire register

This site has had 2 applications since 2025: 2 approved, 0 refused.

  • P26/S0795/S73 Granted

    1 Haddon Terrace, Didcot, OX11 7HY

    Variation of Condition 2 (approved plans) on planning permission ref P25/S3686/HH - to increase the depth of the side extension. Erection of first floor side extension.

    Decided 28 Apr 2026 Conditions

Timeline

Dates from the published record

  1. 21 Nov 2025

    Received by South Oxfordshire

  2. 8 Jan 2026

    Decision issued: Planning Permission

  3. 9 Aug 2026

    Added to PlanIndex

Cases linked to this one on the register

1 later application on the register refers to this one:

  • P26/S0795/S73 Granted

    1 Haddon Terrace, Didcot, OX11 7HY

    Variation of Condition 2 (approved plans) on planning permission ref P25/S3686/HH - to increase the depth of the side extension. Erection of first floor side extension.

    Decided 28 Apr 2026 Conditions

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.

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Open the documents

What this grant of permission means

South Oxfordshire granted permission on 8 January 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.

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

  • 1 Haddon Terrace, Didcot, OX11 7HY

    P26/S0795/S73 Submitted 13 Mar 2026 50 yards away

    Variation of Condition 2 (approved plans) on planning permission ref P25/S3686/HH - to increase the depth of the side extension. Erection of first floor side extension.

    Granted Conditions Extension 10 docs

  • 63 Lydalls Road Didcot OX11 7HX

    P19/S3030/PDH Submitted 25 Sep 2019 50 yards away

    Single storey rear extension Depth 6m Height 2.9m Height to eaves 2.55m

    Decided Outline Extension 2 docs
    Small domestic

  • 65 Lydalls Road Didcot OX11 7HZ

    P14/S1707/HH Submitted 30 May 2014 50 yards away

    Demolition of the existing garage and the removal of existing outbuildings. Erection of two storey extensions to the east and south of the existing property with adjoining single storey extensions to the south of the property.

    Granted Householder Extension Demolition 14 docs
    Small domestic

  • 65 Lydalls Road Didcot OX11 7HZ

    P15/S0743/NM Submitted 11 Mar 2015 50 yards away

    Non-material amendment to planning permission P14/S1707/HH, to increase the width of the extensions to the east by 8cm. Demolition of the existing garage and the removal of existing outbuildings. Erection of two storey extensions to the east and south of the existing property with adjoining single storey extensions to the south of the property.

    Decided Amendments Extension Demolition 2 docs
    Small domestic

  • 65a Lydalls Road DIDCOT Oxon OX11 7HZ

    P17/S0859/PDH Submitted 2 Mar 2017 50 yards away

    Remove conservatory and erect single storey rear extension for garden room. Depth 4.5m Height 3.3m Height to eaves 2.3m

    Decided Outline Extension 4 docs
    Small domestic

  • 33 King Alfred Drive Didcot OX11 7NT

    P16/S0515/HH Submitted 12 Feb 2016 50 yards away

    Side extension to form carport

    Granted Householder Extension 6 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