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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
40,120Searchable applications
300Recorded as pending
86%Approval rate · 33,652 approved or refused records
4,801Refused applications

28,851 approved · 4,801 refused · 2,206 withdrawn. Received dates in our records: 29 Apr 1948 to 26 Oct 2026. Most recent record check: 31 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 Counts reflect the last collected status; some records may be out of date.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 - RefusedW6/2014/2693/EM

    Erection of boundary fence, following removal of hedge

    486 Howlands, Welwyn Garden City, AL7 4HA

    Received 17 Dec 2014
  2. Decided - GrantedS6/2008/2379/FP

    VARIOUS ALTERATIONS TO INCLUDE SINGLE STOREY SIDE EXTENSION, SINGLE STOREY REAR EXTENSION TO INCORPORATE 2 FRONT DORMERS AND 3 REAR DORMERS AND INCREASE IN HEIGHT WITH THE INTRODUCTION OF HALF HIPS,AND NEW CONSERVATORY

    70 KING JAMES AVENUE, CUFFLEY, HERTS, EN6 4LP

    Received 16 Dec 2008
  3. Decided - GrantedN6/2005/1524/FP

    ERECTION OF SINGLE STOREY REAR & SIDE EXTENSION

    14 Dayemead Welwyn Garden City AL7 4RX

    Received 15 Dec 2005
  4. Decided - Granted6/2020/0683/EM

    Convert conservatory into orangery

    2 Handside Close Welwyn Garden City AL8 6SR

    Received 11 Mar 2020
  5. Decided - GrantedS6/2014/1755/TP

    Fell cherry tree covered by TPO215

    94 Chelwood Avenue Hatfield AL10 0RE

    Received 5 Aug 2014
  6. Decided - GrantedS6/2004/0514/FP

    FORMATION OF SURFACE LEVEL PARKING AREA TO PROVIDE 204 SPACES IN CONNECTION WITH BUILDING

    4 Bishops Square Business Park Hatfile AL10 9NE

    Received 30 Mar 2004
  7. Decided - Withdrawn6/2023/0940/PN8

    Prior approval for the erection of a single storey rear extension measuring 4m in depth, 2.85m in height and 2.65m to the eaves

    65 Heathcote Avenue Hatfield AL10 0RQ

    Received 3 May 2023
  8. Decided - GrantedN6/2009/0139/TC

    RESHAPING OF TWO SYCAMORE TREES AND REMOVAL OF LEYLANDII IN REAR GARDEN

    13 BEEHIVE LANE, WELWYN GARDEN CITY, HERTFORDSHIRE, AL7 4BB

    Received 26 Jan 2009
  9. Decided - Granted6/2022/2037/HOUSE

    Erection of additional storey to facilitate the enlargement of the dwelling house.

    53 The Ridgeway Cuffley Potters Bar Hertfordshire EN6 4BD

    Received 1 Sept 2022
  10. Decided - Refused6/2016/1343/HOUSE

    Erection of first floor side and rear extension

    73 Moorlands, Welwyn Garden City, AL7 4QJ

    Received 1 Jul 2016
  11. Decided - GrantedN6/2008/0521/TP

    THE FELLING OF SILVER BIRCH (T1) COVERED BY TPO 370

    18 DELLCOTT CLOSE, WELWYN GARDEN CITY, HERTFORDSHIRE, AL8 7BD

    Received 10 Mar 2008
  12. Decided - Granted6/2021/1915/EMH

    Erection of detached garden room

    59 Parkway Welwyn Garden City AL8 6JF

    Received 23 Jun 2021
  13. Decided - GrantedN6/2007/0886/LB

    PROPOSED TWO FLAT FASCIA SIGN BOARDS WITH OVERHEAD SWAN NECK LAMPS

    No.15 Hairdressing 15 Church Street Welwyn AL6 9LN

    Received 18 Jun 2007
  14. Decided - Withdrawn6/2025/1638/EMT

    Acer to selectively reduce to form a more balanced shape. Right hand side height to be reduced by approximately 1m (to match rest of tree). Rest of tree 0.5m focusing mainly on overextending limbs. Lowest limb over summerhouse to be reduced away from summerhouse. This is to retain shape as in close proximity to building and the neighbours garden

    38 Kirklands Welwyn Garden City AL8 7RD

    Received 30 Jul 2025
  15. Decided - Granted6/2019/0116/HOUSE

    Replacement roof to the existing rear conservatory

    2 Campion Road Hatfield AL10 9FB

    Received 22 Jan 2019
  16. Decided - Granted6/2019/0985/COND

    Submission of details pursuant to condition 3 (external lighting scheme) on planning application 6/2017/2415/MAJ

    Accord House 28 Bridge Road East Welwyn Garden City AL7 1HX

    Received 24 Apr 2019
  17. Decided - Granted6/2023/0041/TPO

    Oak tree – 20% crown reduction and deadwood removal due to the canopy being top heavy, deadwood falling and roots growing underneath the house

    106A College Lane Hatfield Hertfordshire AL10 9PA

    Received 9 Jan 2023
  18. Decided - Granted6/2021/0983/LAWP

    Certificate of lawfulness for a loft conversion consisting of rear dormer and two front velux windows.

    9 Appletree Way Welwyn Garden City AL7 2FE

    Received 25 Mar 2021
  19. Decided - Granted6/2016/2242/EM

    Reduce Privet hedge by 50%

    23 Templewood Welwyn Garden City AL8 7HT

    Received 11 Oct 2016
  20. Decided - GrantedN6/2007/0463/FP

    ERECTION OF SINGLE STOREY REAR EXTENSION

    3 Long Ley Welwyn Garden City AL7 2HE

    Received 20 Mar 2007
  21. Decided - Granted6/2017/1063/HOUSE

    Erection of part two storey, part single storey side extension and formation of new parking space & crossover, following demolition of existing single storey side extension and part of attached tandem garage

    6 Densley Close Welwyn Garden City AL8 7JX

    Received 16 May 2017
  22. Decided - GrantedW6/2004/1018/EM

    ERECTION OF 1.8M HIGH WELDED MESH FENCE, ALONG REAR BOUNDARY AND PART SIDE BOUNDARY WITH 102 PARKWAY

    104 Parkway, Welwyn Garden City, AL8 6HL

    Received 6 Jul 2004
  23. Decided - Granted6/2025/0839/EM

    Replacement of windows with timber effect UVPC period Georgian glazed windows to match existing

    36 Barleycroft Road Welwyn Garden City AL8 6JU

    Received 1 May 2025
  24. Decided - GrantedN6/2014/1501/TP

    Fell twin stemmed Oak covered by TPO 221 G1

    3 Mardley Wood Welwyn AL6 0UY

    Received 7 Jul 2014

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

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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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