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England · Local authority

Welwyn Hatfield Borough Council
Planning applications.

Explore collected planning applications and decisions for Welwyn Hatfield Borough Council. Search an address, application reference or proposal to find a record.

Collected application statistics

Collected records · All available dates
31,543Searchable applications
303Recorded as pending
87%Approval rate · 26,331 approved or refused records
3,457Refused applications

22,874 approved · 3,457 refused · 1,666 withdrawn. Received dates in our records: 29 Apr 1948 to 13 Oct 2026. Most recent record check: 19 Oct 2026. Counts reflect the last collected status; some records may be out of date.

Local planning information

Council sources checked 14 Sept 2026
Planning information Planning and buildingLocal plan Our Local PlanPre-application advice Pre-application advice (planning applications)Conservation areas Schedule of properties removed from the Welwyn Conservation AreaArticle 4 directions Article 4 Directions

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. Decided - Granted6/2019/2091/EM

    Installation of satellite dish

    88 The Commons Welwyn Garden City AL7 4SB

    Received 21 Aug 2019
  2. Decided6/2019/1028/TC

    Reduce 1 x Willow Tree by 4 metres and width by 2 metres. Reduce 1 x Sycamore Tree by height 5 metres and width by 2 metres

    1 The Links Welwyn Garden City AL8 7DS

    Received 29 Apr 2019
  3. Decided - Granted6/2016/2333/EM

    Retention of hardstanding following the re-planting of a section of front facing hedgerow

    88 Mill Green Road Welwyn Garden City AL7 3XE

    Received 7 Nov 2016
  4. Decided - Granted6/2019/0653/COND

    Submission of details pursuant to condition 2 (tree protection) on planning permission 6/2018/0383/FULL

    8 Hill Rise, Cuffley, Potters Bar, EN6 4EE

    Received 19 Mar 2019
  5. Decided - Granted6/2016/2691/COND

    Approval of details reserved by condition 7 (Glazing Scheme & Ventilation Systems), condition 8 (Noise Mitigation Measures) and condition 11 (Archaeological Written Scheme) on planning permission 6/2016/0192/MAJ

    Land accessed from Green Close Brookmans Park Hatfield AL9 7ST

    Received 19 Dec 2016
  6. Decided - Granted6/2018/1629/COND

    Submission of details pursuant to condition 6 (Surface Water Retention) on 6/2018/0285/MAJ

    Unit A Bridgefields Welwyn Garden City AL7 1RX

    Received 18 Jun 2018
  7. Decided - Granted6/2019/0353/EM

    Erection of single storey rear extension

    90 Pentley Park Welwyn Garden City AL8 7SG

    Received 14 Feb 2019
  8. Decided - Granted6/2015/1840/EM

    Redesign of front garden to include installation of block paved driveway and replacement of hedge and associated soft landscaping works

    59 Marsden Road, Welwyn Garden City, AL8 6YH

    Received 1 Sept 2015
  9. Decided - Granted6/2023/1631/EM

    Replacement of front door and repaint side door to match, rebuild front wall and relaying driveway

    8 Densley Close Welwyn Garden City AL8 7JX

    Received 7 Aug 2023
  10. Decided - Refused6/2025/0949/LAWP

    Certificate of lawfulness for replacement of an existing timber shed with a new timber framed outbuilding

    Birchwood Nursery School Birchway Hatfield AL10 0PD

    Received 22 May 2025
  11. Decided - Granted6/2020/2376/EMT

    T1 Liquid Amber crown reduction by approx 30% T2 Hornbeam crown reduction of approx 2m from branch tips T3 Maple crown reduction by approx 50cms from branch tips T4 Dead Mountain Ash to fell.

    19 Roundwood Drive Welwyn Garden City AL8 7JZ

    Received 16 Sept 2020
  12. Decided - Granted6/2022/0181/COND

    Submission of details pursuant of condition 1 (method statement) on planning permission from description of proposal 6/2021/3297/LB

    Ponsbourne St Marys C Of E Vc Primary School 55 Newgate Street Village Hertford SG13 8RA

    Received 26 Jan 2022
  13. Decided - Granted6/2024/0280/TPO

    Dead and dangerous Sycamore covered by TPO 194

    7 Broadleaf Grove Welwyn Garden City AL8 7AZ

    Received 9 Feb 2024
  14. Decided - Refused6/2024/1504/FULL

    Change of use of commercial property from Class E (warehouse and office) to Place of Worship Class F1

    Arundel House Garnell Business Park Brownfields Welwyn Garden City AL7 1AY

    Received 7 Aug 2024
  15. Decided - Granted6/2020/2822/COND

    Submission of details pursuant to condition 9 (remediation) on planning permission 6/2017/1568/MAJ

    Rank Xerox Technical Centre Bessemer Road Welwyn Garden City AL7 1HE

    Received 28 Oct 2020
  16. Decided - Granted6/2019/2846/PN8

    Prior approval for the erection of a single storey rear extension measuring 3.7m in depth, 2.9m in heights and 2.6m to the eaves

    23 Ravenfield Road Welwyn Garden City AL7 3UE

    Received 11 Nov 2019
  17. Decided - Granted6/2019/2032/EM

    Fell 3 x Leylandii trees T1, T2 and T3

    6 Honeycroft Welwyn Garden City AL8 6HR

    Received 13 Aug 2019
  18. Decided - Refused6/2017/0623/LB

    Erection of glazed linking extension, raising of existing brick wall, part demolition of existing flat roof structure and internal alterations to existing kitchen

    The Manor House Hill Farm Lane Welwyn AL6 9BP

    Received 27 Mar 2017
  19. Decided - Granted6/2022/2711/LAWP

    Certificate of lawfulness for the installation of 7.9 kWp solar PV system on the roof of barn and a 2.69 kWp solar PV system on the roof of the main house

    The Vines 51A High Road Essendon Hatfield AL9 6HS

    Received 30 Nov 2022
  20. Decided - Granted6/2022/1079/FULL

    Alterations to side and rear (front) elevations to change existing access of the takeaway (part retrospective)

    Rear Of 36 Town Centre Hatfield Hertfordshire AL10 0LD

    Received 9 May 2022
  21. Appeal Decided - Dismissed6/2017/0474/FULL

    Erection of two semi-detached 4-bedroomed dwellings with associated car parking and landscaping, following the demolition of existing bungalow.

    12 Tolmers Gardens Cuffley Potters Bar EN6 4JE

    Received 10 Mar 2017
  22. Decided - Granted6/2018/2323/EM

    Replace existing half mesh window for double glazed window in rear elevation and reinstate side window in shed

    35 Great Ganett Welwyn Garden City AL7 3DB

    Received 10 Sept 2018
  23. Decided - Granted6/2021/0809/TPO

    50% Monolith reduction to English Oak (T4) leaving 3 short (approx. 50-80cm) limbs coming from main trunk

    31 Plough Hill Cuffley Potters Bar EN6 4DW

    Received 12 Mar 2021
  24. Decided6/2022/2336/TC

    1 x Ash to dismantle in sections to ground level - Ash dieback is present. 1 x Oak to reduce approximately 3/4 branches by approximately 2m (as per annotated photograph) to improve light and space to neighbouring gardens

    26 Beehive Green Welwyn Garden City AL7 4BG

    Received 6 Oct 2022

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

View all applications

Researching a proposal in Welwyn Hatfield Borough Council

Start with the address or application reference. Open a record to read the proposal, dates and available documents, then check the official register for the latest plans and consultation details. If nothing appears, check coverage before treating the result as a complete planning history.

How to search planning applications

Guides to planning records

All planning guides

  • Understanding planning · 13 min read

    Planning application documents: what to read first

    Understand planning application documents, officer reports and decision notices. Use a reading checklist, document table and worked example to inspect a case.

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  • Understanding planning · 13 min read

    Planning permission drawings: how to read plans

    Read planning drawings, floor plans, elevations and sections. Use labelled diagrams, a drawing comparison table and revision checks to understand a proposal.

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  • Property research · 13 min read

    Planning approval rates: how to read council statistics

    Understand planning approval rates with an interactive calculator, worked examples and comparison table. Check sample sizes, outcomes and coverage before comparing.

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    Published Updated

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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