England · Local authority

Welwyn Hatfield planning applications

PlanningTrack collects planning applications and decisions from the public planning register of Welwyn Hatfield Borough Council. Search an address, application reference or proposal. Official Welwyn Hatfield website

Collected application statistics

Collected records · All available dates
39,797Searchable applications
298Recorded as pending
86%Approval rate · 33,365 approved or refused records
4,769Refused applications

28,596 approved · 4,769 refused · 2,178 withdrawn. Received dates in our records: 29 Apr 1948 to 26 Oct 2026. Most recent record check: 28 Oct 2026. Counts reflect the last collected status; some records may be out of date.

Local planning information

Council sources checked 14 Sept 2026

Conservation areas and Article 4 directions

Explore published planning boundaries and follow their source records for designation details. Coverage varies: an empty map does not mean there are no restrictions. Check the council’s current maps and documents before relying on a boundary.

Conservation areas9 mapped area records
Article 4 direction areasNo boundary records available in this collection

Interactive planning map loads with JavaScript. Dataset sources are linked below.

Download Article 4 coverage for all authorities (CSV)

Data downloaded 14 Sept 2026. Display boundaries are simplified and indicative. Map record counts are not a complete count of designations or directions.

Sources: Planning Data conservation areas and Article 4 direction areas. Contains public sector information licensed under the Open Government Licence v3.0.

More application records

  1. Decided6/2023/2473/TC

    T1 Plum Tree - remove to ground level and grind out the stump. The tree is hard to maintain due to its height and partially blocks the view from the property. It is located near the front of property and adjacent to the boundary wall between nos 141 and 143 Vineyard

    141 The Vineyard Welwyn Garden City AL8 7PX

    Received 11 Dec 2023
  2. Decided - GrantedN6/2013/1842/TC

    Removal of Pine tree

    135 Handside Lane, Welwyn Garden City, AL8 6TA

    Received 19 Aug 2013
  3. Decided - GrantedS6/2008/0317/FP

    MODIFICATION TO THE MAIN ENTRANCE CAR PARK AND NEW PARKING TO ADJACENT AREA, FORMATION OF CAR PARK BETWEEN ODIHAM HALL AND NORTHUMBERLAND HALL AND CONFIRMED USE OF CAR PARK TO THE REAR OF NUMBERS 71 AND 73 HAWKSHEAD LANE

    ROYAL VETERINARY COLLEGE, HAWKSHEAD LANE, BROOKMANS PARK, HATFIELD, HERTFORDSHIRE, AL9 7TA

    Received 18 Feb 2008
  4. Decided - GrantedN6/2007/1331/TP

    THE POLLARDING OF TWO SWEET CHESTNUTS COVERED BY TPO53 G3

    5 Bluebells Welwyn AL6 0XD

    Received 5 Sept 2007
  5. Decided - Withdrawn6/2021/3538/OUTLINE

    Outline permission for residential development for up to 110 dwellings, associated infrastructure and the provision of a new footpath and cycleway with all matters reserved except a new vehicular access from Bell Lane

    Upper Bell Lane Farm Bell Lane The Brookmans Park Estate Bell Bar Hatfield AL9 6JN

    Received 23 Dec 2021
  6. Decided - GrantedN6/2014/1309/FP

    Garage conversion into habitable accommodation

    15 The Swallows, Welwyn Garden City, AL7 1BX

    Received 10 Jun 2014
  7. Decided - GrantedN6/2009/2136/TC

    REMOVAL OF ELWOODII TREE IN REAR GARDEN

    THE OLD MANSE, 40 BARLEYCROFT ROAD, WELWYN GARDEN CITY, HERTFORDSHIRE, AL8 6JU

    Received 29 Sept 2009
  8. DecidedS6/2009/2275/FP

    NEW ENTRANCE GATES AND DRIVEWAY

    VINE COTTAGE, WELL ROAD, NORTHAW, POTTERS BAR, HERTFORDSHIRE, EN6 4BL

    Received 13 Oct 2009
  9. Decided - Granted6/2022/0720/EMT

    Fell 1x Conifer

    38 Ingles Welwyn Garden City AL8 7HH

    Received 28 Mar 2022
  10. Decided - Refused6/2024/0760/COND

    Submission of details pursuant of condition 3 (landscaping scheme) on planning permission 6/2021/1339/FULL

    44 Mymms Drive Brookmans Park Hertfordshire AL9 7AF

    Received 24 Apr 2024
  11. Decided - Granted6/2015/1827/EM

    Replacement front door from wood and glass to uPVC with small window

    80 Ludwick Way, Welwyn Garden City, AL7 3QE

    Received 26 Aug 2015
  12. Decided - Granted6/2026/0703/HOUSE

    Erection of part double part single storey rear extension, single storey front porch extension, raising of roof and eaves to accommodate loft conversion, alterations to materials and fenestration, erection of front boundary wall and gates

    57 Great North Road Brookmans Park AL9 6LA

    Received 20 Apr 2026
  13. Decided - Granted6/2019/1414/LB

    Change of use of building from B1 office use to C3 dwelling including internal and external alterations

    4 London Road Welwyn AL6 9EL

    Received 12 Jun 2019
  14. Decided6/2018/0183/TPO

    Fell 1 x Lawson Cypress tree - Conservation area

    141 The Vineyard Welwyn Garden City AL8 7PX

    Received 18 Jan 2018
  15. Decided - Granted6/2017/1796/HOUSE

    Retention of rear timber canopy

    12 Bluebridge Road Brookmans Park Hatfield AL9 7SB

    Received 15 Aug 2017
  16. Decided - Granted6/2024/0293/PN8

    Prior approval for the erection of a single storey rear extension measuring 4m in depth, 3.58m in height and 2.5m to the eaves

    17 Wheatley Close Welwyn Garden City AL7 3LJ

    Received 12 Feb 2024
  17. Decided - Granted6/2019/1201/EM

    Erection of part single storey, part two storey rear extension following demolition of existing rear conservatory, alterations to fenestration and to rear garden landscaping

    42 Valley Road Welwyn Garden City AL8 7DN

    Received 17 May 2019
  18. Decided - GrantedS6/2009/1500/FP

    ERECTION OF SINGLE STOREY REAR EXTENSION, RAISED TIMBER DECKING AND PAVING OF FRONT GARDEN

    2 PLOUGH HILL, CUFFLEY, POTTERS BAR, HERTFORDSHIRE, EN6 4DR

    Received 16 Jul 2009
  19. Decided - Granted6/2023/1349/TPO

    T1: 1 x Yew to reduce by approximately 2m in height and 1m in width. Lift lower trunk growth to around 3m above ground level. Removing trunk growth to allow larger vehicles to pass easier. T2: 1 x Lime to reduce by approximately 2.5m in height and 1.5m in width. T4: 1 x Sycamore to reduce by approximately 2m both in height and width. T5: 1 x Twin stem Lime to reduce by approximately 2m both in height and width. T3: 1 x Oak to reduce by approximately 1.2m height and 1.5m in width. Lift epicormic growth to 3.5m above ground level.

    8 Church Place Welwyn AL6 9FB

    Received 29 Jun 2023
  20. Decided6/2021/1397/TC

    Plum [T1] Lift crown to 3 metres Plum [T2] Lift crown to 3 metres Tulip [T3] Lift crown to 3 metres and reduce by approx 5 metres Cherry [T5] Lift crown to 3 metres Yew [T7] Lift crown to 3 metres, reduce by 20% and thin crown Privet Hedge [H1] Relocate hedge to centre of boundary between No.40 and No.42 Handside Lane Remove neglected and dead shrubs so boundary between No.40 and No.42 Handside Lane can be correctly designated.

    40 Handside Lane Welwyn Garden City AL8 6SJ

    Received 30 Apr 2021
  21. Decided - GrantedN6/2008/1253/FP

    CHANGE OF USE FROM B8 (STORAGE & DISTRUBITION) TO B2 AND/OR B8

    UNIT A BESSEMER PARK, BESSEMER ROAD, WELWYN GARDEN CITY, HERTFORDSHIRE, AL7 1HJ

    Received 22 Jul 2008
  22. Decided - Granted6/2020/2077/TPO

    Reduction by 20% of Walnut tree

    2 Green End Welwyn AL6 9QF

    Received 17 Aug 2020
  23. Decided - Granted6/2016/1968/LAWP

    Certificate of lawfulness for the erection of a single storey rear extension, new detached outbuilding, conversion of garage into habitable room including associated external changes (front window), front porch, hip to gable roof extension with associated roof lights and rear dormer following demolition of rear conservatory

    125 Peplins Way, Brookmans Park, Hatfield, AL9 7UT

    Received 22 Sept 2016
  24. Decided - Granted6/2017/0579/EM

    Fell one Lime tree and crown reduce second Lime tree by 30%

    9 Little Youngs Welwyn Garden City AL8 6SL

    Received 21 Mar 2017

Records are ordered by application ID, not submission date. Use search to find a particular address or proposal.

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  • Understanding planning · 13 min read

    Planning permission drawings: how to read plans

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  • Property research · 13 min read

    Planning approval rates: how to read council statistics

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What these statistics cover

These figures describe applications collected by PlanningTrack for Welwyn Hatfield Borough Council, across all dates currently available. They are a partial dataset, rather than an authority-wide performance measure. The date range does not establish continuous historical coverage.

The approval percentage is approved records divided by approved plus refused records. Pending, withdrawn and unknown outcomes are excluded. No percentage is shown until there is an approved or refused record.

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