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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
21,809Searchable applications
296Recorded as pending
86%Approval rate · 17,672 approved or refused records
2,510Refused applications

15,162 approved · 2,510 refused · 1,121 withdrawn. Received dates in our records: 5 Jan 2005 to 30 Sept 2026. Most recent record check: 13 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 Counts reflect the last collected status; some records may be out of date.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 - Withdrawn6/2017/2568/FULL

    Formation of new vehicular access

    Stanboroughbury Farm Coopers Green Lane Hatfield AL8 7XA

    Received 7 Nov 2017
  2. Under Consideration6/2026/1499/EMT

    1 x Irish Yew to remove in sections to ground level. Remove as tree is close to front room window and blocking the light. Tree owner is also elderly and wants to be able to see out of the window

    49 Knightsfield Welwyn Garden City AL8 7JE

    Received 25 Aug 2026
  3. Decided - Granted6/2025/0007/EM

    Replace Zinc roof to felt and remove box gutters to traditional gutters

    1-23 Corners, Welwyn Garden City – AL7 1RL & 24-45 Corners, Welwyn Garden City – AL7 1RN

    Received 2 Jan 2025
  4. Decided - Refused6/2023/0456/FULL

    Installation of a front and rear dormer to facilitate the conversion of a loft into six habitable rooms and storage, spiral fire escape to the right of the property and erection of two rear outbuildings

    5 West View Hatfield Hertfordshire AL10 0PJ

    Received 28 Feb 2023
  5. Decided - Refused6/2022/2185/EM

    Erection of single storey rear extension, uplift of existing garage roof, alterations to opening on front elevation and uplift of parapet wall on front elevation

    64 Moorlands Welwyn Garden City AL7 4QG

    Received 21 Sept 2022
  6. Decided - Granted6/2022/2084/COND

    Submission of details pursuant to conditions 1 and 2 (roof tiles and roof light) and 3 (chimney) on listed building consent 6/2022/1645/LB

    9-11 Church Street Welwyn Hertfordshire AL6 9LN

    Received 7 Sept 2022
  7. Decided - Withdrawn6/2023/1353/FULL

    Erection of single storey attached extension on the south side of the existing care home and a part two storey and single storey extensions

    St Andrews Care Home Great North Road Welwyn Garden City AL8 7SR

    Received 29 Jun 2023
  8. Decided6/2019/0583/TPO

    Removal of Leyland Cypress tree T1 , covered by TPO

    Barnside Court Barn Close Handside Lane Welwyn Garden City AL8 6TL

    Received 12 Mar 2019
  9. Decided - Withdrawn6/2019/1910/TPO

    Fell 1x Conifer tree (T1) Reduce 2x Conifer tree by 50% (T2)

    Rivendell 13C Oaklands Rise Welwyn AL6 0RN

    Received 5 Aug 2019
  10. Decided - Refused6/2021/0078/HOUSE

    Removal of existing conservatory and erection of 2 storey side & rear extension

    3 Timbercroft Welwyn Garden City AL7 1NS

    Received 12 Jan 2021
  11. Decided - Granted6/2024/1832/EMT

    Ash tree to fell (no replanting). Plum tree to crown lift to 3m

    187 Peartree Lane Welwyn Garden City AL7 3XL

    Received 24 Sept 2024
  12. Decided - Granted6/2020/2066/LAWP

    Certificate of Lawfulness for the erection of a single storey side extension to existing garage.

    Potters End Coopers Lane Road Potters Bar EN6 4AA

    Received 16 Aug 2020
  13. Decided - Granted6/2025/2502/HOUSE

    Erection of a single storey rear extension and front porch, installation of rear dormer, fenestration alterations, amendments to existing decking and outdoor staircase. Following the removal of existing dormer

    6 The Limberlost Welwyn AL6 9TS

    Received 2 Dec 2025
  14. Decided - Granted6/2024/0231/EMT

    Fell 1 x apple tree

    12 Coneydale Welwyn Garden City AL8 7RZ

    Received 5 Feb 2024
  15. Decided6/2024/2097/TC

    1 x Lawson cypress to remove in sections to ground level. Nuisance to neighbour and also stopping the walnut crown to grow properly 1 x Walnut to reduce by approximately 1.2m height and width. Reducing to maintain size and shape 1 x Lawson cypress to reduce by approximately 2m in height to retain size and shape

    1 The Orchard Welwyn Garden City AL8 7PL

    Received 31 Oct 2024
  16. Decided - Granted6/2019/0300/EM

    Remove concrete partially ,formation of curved steps and 3 terraced flower beds ,replace existing uneven concrete with grey slabs

    11 Cherry Croft Welwyn Garden City AL8 7QU

    Received 11 Feb 2019
  17. Decided - Granted6/2023/1938/COND

    Submission of details pursuant to condition 2 (material schedule) on planning permission 6/2022/0356/RM

    Land south west of Filbert Close Hatfield AL10 9SH

    Received 19 Sept 2023
  18. Decided - Granted6/2017/1875/EM

    Remove 1 x Ash limb, reduce Crab Apple by 50%, fell 2 x Cherry and remove 2 x stems on 1 x Ash overhanging neighbours garden

    53 Bushey Ley Welwyn Garden City AL7 3HB

    Received 23 Aug 2017
  19. Decided - Granted6/2019/0444/EM

    Fell 1 x Laburnum tree to height of fence/shed

    2 Marsden Road Welwyn Garden City AL8 6YF

    Received 27 Feb 2019
  20. Decided - Granted6/2017/2678/LAWP

    Certificate of Lawfulness for installation of window and door to facilitate garage conversion as a study/office room

    6 Chantry Lane Hatfield AL10 9HR

    Received 17 Nov 2017
  21. Decided - Granted6/2018/2749/FULL

    Replace existing refrigeration plant

    13- 17 Cole Green Lane Welwyn Garden City AL7 3PP

    Received 25 Oct 2018
  22. Decided6/2025/1382/TC

    Remove 1 x Ash in sections to ground level

    42 Marsden Green Welwyn Garden City AL8 6YB

    Received 2 Jul 2025
  23. Decided - Granted6/2023/1190/EMH

    Erection of single storey rear extension with insertion of rooflight and roof lantern, following demolition of conservatory, garage conversion with raising of front parapet, rooflight and replacement roof

    7 Barleycroft Road Welwyn Garden City AL8 6JX

    Received 5 Jun 2023
  24. Decided - Granted6/2021/1807/EMT

    T1 Silver Birch x 4 - Pollard three to 4 metres and fell one to ground level T2 Cherry - Pollard to 5 metres T3 Oak x 3 - Lift crowns 3 metres over house

    5 The Glade Welwyn Garden City AL8 7LG

    Received 10 Jun 2021

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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