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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
40,118Searchable applications
300Recorded as pending
86%Approval rate · 33,650 approved or refused records
4,801Refused applications

28,849 approved · 4,801 refused · 2,206 withdrawn. Received dates in our records: 29 Apr 1948 to 26 Oct 2026. Most recent record check: 30 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 Counts reflect the last collected status; some records may be out of date.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 - Granted6/2016/2635/EM

    Removal of 2 Silver Birch and 1 Eucalyptus tree from rear garden and 1 Fir and 1 Cherry tree from front garden

    313 Knightsfield Welwyn Garden City AL8 7NJ

    Received 12 Dec 2016
  2. Decided - GrantedW6/2007/1546/EM

    ERECTION OF SINGLE STOREY FRONT, SIDE AND REAR EXTENSIONS

    49 Bridge Road Welwyn Garden City AL8 6UH

    Received 19 Oct 2007
  3. Decided - Granted6/2021/2578/TPO

    Fell damaged pine and dead tree covered by TPO 24 ref A3 (Dead and dangerous application)

    8A Rosecroft Lane Welwyn AL6 0UB

    Received 3 Sept 2021
  4. Decided - Granted6/2021/2411/COND

    Submission of details pursuant to Condition 2 (bin storage), Condition 2 and 3 (Secure cycle storage),Condition 4b (hard landscaping) and Conditions 4a and 4d (soft landscaping and boundary treatments) on planning permission 6/2020/2458/FULL

    1 Waterworks Cottages Bishops Rise Hatfield AL10 9HJ

    Received 16 Aug 2021
  5. Decided - GrantedN6/2013/1150/TP

    Reduce hornbeams by 30% covered by TPO 173 A1

    4 Turpins Chase Welwyn AL6 0RA

    Received 30 May 2013
  6. Decided - Refused6/2021/2713/HOUSE

    Erection of a two storey side extension with two front and two rear dormer windows

    99 The Ridgeway Cuffley Potters Bar EN6 4BG

    Received 20 Sept 2021
  7. Decided - GrantedS6/2007/0588/FP

    ERECTION OF FIRST FLOOR SIDE EXTENSION

    72 Hill Rise Cuffley Potters Bar EN6 4RG

    Received 11 Apr 2007
  8. Decided - Refused6/2016/0461/EM

    Installation of 4no new windows

    57 Marsden Road, Welwyn Garden City, AL8 6YH

    Received 11 Mar 2016
  9. Decided - Refused6/2023/2374/LAWP

    Certificate of lawfulness to change porch flat roof to pitched roof with gable end

    25 High Dells Hatfield AL10 9JD

    Received 27 Nov 2023
  10. Decided - GrantedN6/2013/2379/TP

    Crown reduce sycamore tree T1 covered by TPO 483 back to previous pruning points

    1 Church Place Welwyn AL6 9FB

    Received 8 Nov 2013
  11. Decided - Granted6/2023/2331/HOUSE

    Erection of a single storey rear extension and installation of two rooflights

    42 Moorlands Welwyn Garden City AL7 4PP

    Received 20 Nov 2023
  12. Decided - Refused6/2022/0635/LAWP

    Certificate of lawfulness for single storey side and rear extension and single storey rear extension

    43 Windsor Road Welwyn AL6 9JY

    Received 17 Mar 2022
  13. Decided - Granted6/2022/2515/HOUSE

    Erection of single storey front, part single, part two storey rear and first floor side extensions

    375 St Albans Road West Hatfield Hertfordshire AL10 9RU

    Received 3 Nov 2022
  14. Decided - Granted6/2016/1457/ADV

    Installation of 1no non-illuminated sign

    10 Parkway, Welwyn Garden City, AL8 6HG

    Received 18 Jul 2016
  15. Decided - Granted6/2016/2045/LAWP

    Certificate of lawfulness for the erection of a single storey side extension

    34 Parsonage Lane Welham Green Hatfield AL9 7LU

    Received 4 Oct 2016
  16. Decided - Refused6/2018/3272/MAJ

    Replacement windows and erection of 20 accommodation pods and associated access works, landscaping, tree planting and site infrastructure

    Essendon Country Club Bedwell Park Essendon Hatfield AL9 6HN

    Received 27 Dec 2018
  17. Decided - GrantedN6/2004/1268/FP

    STAND BY GENERATOR AND ENCLOSURE IN EXTERNAL COURTYARD

    Albany Place Hyde Way

    Received 20 Aug 2004
  18. Decided - Granted6/2021/0667/EMH

    Erection of a single storey rear extension following demolition of existing rear extension

    75 Boundary Lane Welwyn Garden City AL7 4EG

    Received 1 Mar 2021
  19. Decided - GrantedW6/2013/1780/EM

    Erection of part single, part two storey rear, single storey side and rear extensions following demolition of existing garage and storeroom, loft conversion with rear dormer, and insertion of first floor window to side elevation

    58 Attimore Road, Welwyn Garden City, AL8 6LP

    Received 19 Aug 2013
  20. Decided - Withdrawn6/2016/1935/FULL

    Erection of a detached dwelling

    11 Cranborne Road Hatfield AL10 8AW

    Received 16 Sept 2016
  21. Decided - Granted6/2018/2049/EM

    Reduce 1 x Conifer tree (T1) in height to 4m. approximately, a 50% reduction and fell 1 x Monterey Cypress (T2) tree

    3 The Pastures Welwyn Garden City AL7 4PX

    Received 6 Aug 2018
  22. Decided - GrantedW6/2014/0804/TE

    Removal of 2 large overhanging branches and 10 smaller branches from Lime tree

    9 Brockswood Lane, Welwyn Garden City, AL8 7BA

    Received 4 Apr 2014
  23. Decided - GrantedN6/2013/0596/LUP

    Certificate of lawfulness for the erection of single storey rear extension

    23 Holwell Road, WELWYN GARDEN CITY, AL7 3RE

    Received 20 Mar 2013
  24. Decided - Granted6/2020/1266/EMT

    Reduce 1 x Plum [T2] crown 2m

    7 Homestead Lane Welwyn Garden City AL7 4LT

    Received 4 Jun 2020

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

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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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