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Planning application

23 Pentley Park Welwyn Garden City AL8 7RT

Granted Welwyn Hatfield 6/2026/1097/HOUSE HOUSEHOLDER APPLICATION

Works: Extension Windows or glazing Small 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 single storey side/rear extension, conversion of existing garage to a habitable room including raising existing roof and alterations to fenestration

As published by the council, reference 6/2026/1097/HOUSE

Application record

Reference
6/2026/1097/HOUSE
Type
HOUSEHOLDER APPLICATION
Status
Decided - Granted
Decision
Granted
Received
25 Jun 2026
Validated
25 Jun 2026
Decided
20 Aug 2026
Ward
Sherrards
Decision by
Delegated
Postcode
AL8 7RT

Site history

Applications at this address on the Welwyn Hatfield register

This site has had 4 applications since 2024: 4 approved, 0 refused.

  • 6/2024/2177/EM Granted

    23 Pentley Park Welwyn Garden City AL8 7RT

    Addition of two North facing rooflights, the conversion of the attic and associated minor internal alterations to facilitate an additional bedroom, office and storage space in the existing loft. Addition of two windows in the existing gables

    Decided 20 Dec 2024
  • 6/2024/1365/EM Granted

    23 Pentley Park Welwyn Garden City AL8 7RT

    Erection of two north facing dormer windows, the conversion of the attic and associated minor internal alterations to facilitate an additional bedroom, office and storage space in the existing loft

    Decided 4 Oct 2024
  • 6/2024/1313/HOUSE Granted

    23 Pentley Park Welwyn Garden City AL8 7RT

    Installation of two rooflights to the side roof slope, two windows to the front and rear elevations, the conversion of the attic and associated minor internal alterations

    Decided 25 Oct 2024 Householder

Timeline

Dates from the published record

  1. 25 Jun 2026

    Received by Welwyn Hatfield

  2. 26 Jul 2026

    Added to PlanIndex

  3. 20 Aug 2026

    Decision issued: Granted

  4. 22 Aug 2026

    Status changed to Under Consideration

    Previously Under Consultation.

What this grant of permission means

Welwyn Hatfield granted permission on 20 August 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 500 metres

  • 23 Pentley Park Welwyn Garden City AL8 7RT

    6/2024/1365/EM Submitted 16 Jul 2024 0m away

    Erection of two north facing dormer windows, the conversion of the attic and associated minor internal alterations to facilitate an additional bedroom, office and storage space in the existing loft

    Granted Loft or dormer Windows or glazing

  • 23 Pentley Park Welwyn Garden City AL8 7RT

    6/2024/1313/HOUSE Submitted 9 Jul 2024 0m away

    Installation of two rooflights to the side roof slope, two windows to the front and rear elevations, the conversion of the attic and associated minor internal alterations

    Granted Householder Loft or dormer Windows or glazing
    Domestic

  • 23 Pentley Park Welwyn Garden City AL8 7RT

    6/2024/2177/EM Submitted 12 Nov 2024 0m away

    Addition of two North facing rooflights, the conversion of the attic and associated minor internal alterations to facilitate an additional bedroom, office and storage space in the existing loft. Addition of two windows in the existing gables

    Granted Loft or dormer Windows or glazing

  • 22 Mandeville Rise Welwyn Garden City AL8 7JU

    6/2024/1577/TC Submitted 19 Aug 2024 36m away

    3 x Holly trees on the right-hand side of the garden to reduce back to previous cuts 1 x Holly on left hand side of garden to reduce to match other 3 holly 1 x Magnolia to remove one stem and shape canopy to balance crown

    Granted Trees

  • 22 Mandeville Rise Welwyn Garden City AL8 7JU

    6/2024/1592/EMT Submitted 21 Aug 2024 37m away

    3 x Holly trees on the right-hand side of the garden to reduce back to previous cuts 1 x Holly on left hand side of garden to reduce to match other 3 holly 1 x Magnolia to remove one stem and shape canopy to balance crown

    Granted Trees

  • 16 Pentley Park Welwyn Garden City AL8 7RU

    6/2024/1305/EMT Submitted 9 Jul 2024 49m away

    65ft Copper Beech to reduce by 30% 20ft Apple tree to reduce by 30%

    Granted Trees

In Welwyn Hatfield

  • 6/2026/1198/HOUSE Granted

    9 Mardley Hill Welwyn AL6 0UE

    Erection of single storey front, side and rear extension, raising the existing roof and formation of rear dormer. Alterations to the fenestration, including, installation of new windows and doors and external rendering and cladding, following the demolition of garage and porch

    Received 10 Jul, published by the council 24 Jul 2026 Householder
  • 6/2026/1257/HOUSE Granted

    21 The Swallows Welwyn Garden City AL7 1BX

    Garage conversion with alterations to openings to front and rear elevations

    Received 17 Jul, published by the council 1 Aug 2026 Householder
  • 6/2026/1293/HOUSE Granted

    33 Claves Crescent Welwyn Garden City AL7 1WN

    Erection of a single storey rear conservatory

    Received 22 Jul, published by the council 1 Aug 2026 Householder
  • 6/2026/1202/HOUSE Granted

    40 Cecil Crescent Hatfield AL10 0HG

    Erection of single storey rear extension

    Received 10 Jul, published by the council 9 Aug 2026 Householder
  • 6/2026/1228/HOUSE Granted

    109 Mount Way Welwyn Garden City AL7 4LA

    Erection of single storey front extension

    Received 13 Jul, published by the council 9 Aug 2026 Householder