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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
23,308Searchable applications
313Recorded as pending
86%Approval rate · 19,017 approved or refused records
2,662Refused applications

16,355 approved · 2,662 refused · 1,203 withdrawn. Received dates in our records: 5 Jan 2005 to 2 Oct 2026. Most recent record check: 14 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 Counts reflect the last collected status; some records may be out of date.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 - Refused6/2022/1730/COND

    Submission of details pursuant of condition 8 (piling) on planning permission 6/2020/3222/MAJ

    Beadles Volkswagen Van Centre Harpsfield Broadway Hatfield AL10 9TF

    Received 22 Jul 2022
  2. Decided - Granted6/2020/2139/FULL

    Erection of rear extension to stable block

    Warrenwood Manor Stables & Stud, Hornbeam Lane, Brookmans Park, Hatfield, AL9 6JF

    Received 24 Aug 2020
  3. Decided - Granted6/2023/2184/HOUSE

    Erection of single storey rear extension with insertion of rooflight.

    54 Marsden Green Welwyn Garden City AL8 6YB

    Received 26 Oct 2023
  4. Decided - GrantedS6/2015/1091/NM

    Non material amendment following approval of planning permission S6/2015/0809/FP - Change of materials

    12 Kingswell Ride, Potters Bar, EN6 4LH

    Received 27 May 2015
  5. Decided - Granted6/2025/1916/COND

    Submission of details pursuant to condition number 1 (Samples of materials) on planning permission 6/2025/0760/HOUSE

    111 The Ridgeway Cuffley Potters Bar EN6 4BG

    Received 5 Sept 2025
  6. Decided - Refused6/2017/0977/HOUSE

    Erection of wall, railings, piers and gates facing road.

    54 Mymms Drive, Brookmans Park, Hatfield, AL9 7AF

    Received 8 May 2017
  7. Decided - Refused6/2022/0079/HOUSE

    Erection of a single storey rear extension incorporating 3 roof lights and two storey side extension

    9 Foxley Grove Digswell Welwyn AL6 0DW

    Received 13 Jan 2022
  8. Decided - Refused6/2016/2056/HOUSE

    Erection of first floor rear extension

    9 Little Lake, Welwyn Garden City, AL7 4RT

    Received 27 Sept 2016
  9. Decided - Granted6/2024/2119/COND

    Submission of details pursuant of Condition 15 (Contamination) on planning permission N6/2008/1974/FP

    Pump House Orchard Road Welwyn AL6 9EX

    Received 4 Nov 2024
  10. Decided - Granted6/2022/0392/LAWP

    Certificate of lawfulness for erection of single storey rear extension

    8 Woodlands Brookmans Park Hatfield AL9 7AN

    Received 21 Feb 2022
  11. Decided - Granted6/2020/1724/EMT

    1 x Cherry to front to reduce by 1.5m height & width 1 x Cherry to reduce by 4m height & 2m width to rear.

    149 Parkway Welwyn Garden City AL8 6JB

    Received 14 Jul 2020
  12. Decided - Granted6/2023/1364/HOUSE

    Erection of a single storey rear extension with a flat roof and glazed roof lantern.

    25 Wren Wood Welwyn Garden City AL7 1QF

    Received 30 Jun 2023
  13. Decided - Granted6/2023/0316/EM

    Retention of windows replaced before resident purchased property

    22 Rooks Hill Welwyn Garden City AL8 6ET

    Received 8 Feb 2023
  14. Decided - Granted6/2016/1958/HOUSE

    Erection of single and two storey rear extension and front window alterations

    1 Brockswood Lane, Welwyn Garden City, AL8 7BA

    Received 20 Sept 2016
  15. Decided - Granted6/2026/0663/COND

    Submission of details pursuant to Condition 2 (details of the proposed crown roof) on planning permission 6/2025/2346/HOUSE

    51 Brookside Crescent Cuffley Potters Bar EN6 4QP

    Received 14 Apr 2026
  16. Decided - Granted6/2023/2238/EM

    Garage conversion following the removal of front garage door and installation of window on front elevation

    14 Cypress Avenue, Welwyn Garden City, AL7 1HN

    Received 3 Nov 2023
  17. Decided - Granted6/2019/2773/EM

    Crown reduction 1 x American Gum Tree by 6 feet (Tree T2 on diagram) Crown reduction 2 x Cherry Tree by 9 feet (Trees T3 and T4 on diagram) Pollard 1 x Willow Tree by 9 feet (Tree T5 on diagram)

    24 Dellcott Close Welwyn Garden City AL8 7BD

    Received 4 Nov 2019
  18. Decided - Granted6/2017/0615/EM

    Reduce Cherry tree by upto 50%

    15 Monks Rise Welwyn Garden City AL8 7NF

    Received 23 Mar 2017
  19. Decided - Granted6/2021/2765/TPO

    Reduce 1 x Oak tree by 30% covered by TPO

    10 Bracken Lane Welwyn AL6 0RB

    Received 24 Sept 2021
  20. Decided - Granted6/2021/2130/EMT

    1 x Ash to reduce south and south easterly lateral branches by 3m

    53 Bushey Ley Welwyn Garden City AL7 3HB

    Received 14 Jul 2021
  21. Decided - Withdrawn6/2018/0512/VAR

    Variation of condition 7 (archaeological scheme of investigation) on listed building consent 6/2017/1247/LB

    Bush Hall Hotel Chequers Hatfield AL9 5NT

    Received 21 Feb 2018
  22. Decided - Granted6/2025/2374/EMT

    Fell 2 x Thujas

    11 Beehive Lane Welwyn Garden City AL7 4BB

    Received 11 Nov 2025
  23. Decided - Granted6/2018/0856/TPO

    10-15% Crown reduction. Removing 1-1.5 m in height and lateral branches of the crown TPO 238

    21C Canonsfield Welwyn AL6 0QB

    Received 29 Mar 2018
  24. Decided - Granted6/2021/1366/COND

    Submission of details pursuant to condition 5 (hard and soft landscaping details), on planning permission 6/2018/3292/MAJ

    Land adjacent to 45 Broadwater Road Welwyn Garden City AL7 3AX

    Received 28 Apr 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

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    Planning application documents: what to read first

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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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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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