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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
40,146Searchable applications
300Recorded as pending
86%Approval rate · 33,676 approved or refused records
4,802Refused applications

28,874 approved · 4,802 refused · 2,208 withdrawn. Received dates in our records: 29 Apr 1948 to 26 Oct 2026. Most recent record check: 2 Nov 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 Counts reflect the last collected status; some records may be out of date.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 - Granted6/2017/0370/EM

    Replacement of windows and front door

    32 Brockswood Lane Welwyn Garden City AL8 7BG

    Received 27 Feb 2017
  2. Decided - Granted6/2021/0816/TPO

    1 x Scots Pine to reduce lateral growth on house side by 1.5m.

    124 Parkway Welwyn Garden City AL8 6HN

    Received 12 Mar 2021
  3. Decided - GrantedW6/2014/0905/EM

    Erection of single storey rear extension, garage conversion and insertion of roof light

    47 Fordwich Road, Welwyn Garden City, AL8 6EY

    Received 24 Apr 2014
  4. Decided - Granted6/2021/2587/EM

    Erection of single storey rear extension

    64 Newfields Welwyn Garden City AL8 6YT

    Received 6 Sept 2021
  5. Under Consideration6/2026/1808/TC

    Reduce 1 x Leyland cypress (made up of numerous stems) to reduce by approximately 4m height and width by approximately 1.5-2m

    2 Handside Close Welwyn Garden City AL8 6SR

    Received 8 Oct 2026
  6. Decided - Refused6/2020/1307/PN8

    Prior approval for the erection of a single storey rear extension measuring 6m in depth, 3.0m in height and 3.0m to the eaves following demolition of the existing rear extension.

    63 Holloways Lane Welham Green Hatfield AL9 7NU

    Received 8 Jun 2020
  7. Decided - WithdrawnN6/2007/0477/FP

    ERECTION OF TWO STOREY REAR EXTENSION.

    14 Handside Close Welwyn Garden City AL8 6SR

    Received 23 Mar 2007
  8. Decided - RefusedN6/2009/0992/FP

    ERECTION OF SINGLE STOREY REAR EXTENSION, REAR BALCONY AND PORCH AND ALTERATION AND ENLARGEMENT OF EXISTING ROOF STRUCTURE

    15 LEMSFORD VILLAGE, WELWYN GARDEN CITY, HERTFORDSHIRE, AL8 7TN

    Received 7 May 2009
  9. Decided - GrantedS6/2005/1405/FP

    ERECTION OF SINGLE STOREY FRONT EXTENSION TO GARAGE

    2 The Drive Ponsbourne Park Newgate Street Hertford SG13 8QS

    Received 9 Nov 2005
  10. Decided - GrantedS6/2014/1725/FP

    Retention of boundary fence

    2 Homewood Avenue, Cuffley, Potters Bar, EN6 4QG

    Received 1 Aug 2014
  11. Decided - Granted6/2019/1034/EM

    Fell 1 x Maple tree

    12 Windhill Welwyn Garden City AL7 1RJ

    Received 29 Apr 2019
  12. Decided - Granted6/2025/0844/PN15

    Prior approval for the proposed installation of a 20 metre high monopole supporting 9 no. antennas and 2 no. transmission dishes with a wraparound cabinet at base, together with 5 no. equipment cabinets, and ancillary development thereto including 2 no. GPS nodes.

    Grass Area off Hearle Way Hatfield Business Park Hatfield AL10 9EW

    Received 2 May 2025
  13. Decided - GrantedS6/2013/2417/FP

    Erection of first floor front extension

    26 Church Lane, Northaw, Potters Bar, EN6 4NX

    Received 12 Nov 2013
  14. Decided6/2019/1449/TC

    Fell 1 x Cherry tree Fell 1 x Mountain Ash tree

    8 Scotts View Welwyn Garden City AL8 6HF

    Received 14 Jun 2019
  15. Decided - Refused6/2020/2558/LAWP

    Certificate of lawfulness for the erection of a loft extension

    11 Peplins Close Hatfield AL9 7UX

    Received 2 Oct 2020
  16. Decided - GrantedN6/2006/0047/FP

    RELOCATION OF ATM MACHINE

    BARCLAYS BANK PLC, UNIT 12/12A, HOWARDSGATE, THE HOWARD CENTRE, WELWYN GARDEN CITY, HERTFORDSHIRE, AL8 6HA

    Received 13 Jan 2006
  17. Decided - GrantedW6/2013/1679/EM

    Erection of single storey outbuilding for use as office & storage

    10 Harwood Hill, Welwyn Garden City, AL8 7AP

    Received 2 Aug 2013
  18. Decided6/2020/2557/TC

    Reduce 1 x Willow, 1 x Silver Birch, 1 x Liquid Amber, 1 x Variegated Liquid Amber by 30%, fell 1 x Red Oak and replace with native tree covered by conservation area

    41 High Street Welwyn AL6 9EF

    Received 2 Oct 2020
  19. Decided - Granted6/2015/1966/EM

    Removal of Silver Birch tree

    13 Mannicotts, Welwyn Garden City, AL8 7BW

    Received 21 Sept 2015
  20. Decided - Granted6/2017/2422/HOUSE

    Erection of single storey rear extension

    1 Little Youngs Welwyn Garden City AL8 6SL

    Received 20 Oct 2017
  21. Decided - Granted6/2016/1083/PN8

    Prior approval for the replacement of an existing single storey rear conservatory measuring 5m. in depth, 3.2m. in height and 2.1m. to the eaves

    73 Calder Avenue, Brookmans Park, Hatfield, AL9 7AJ

    Received 31 May 2016
  22. Decided6/2019/2997/TC

    Re-pollard to original points 1 x Poplar tree

    13 Stacklands Welwyn Garden City AL8 6XW

    Received 28 Nov 2019
  23. Decided - Withdrawn6/2021/0814/EMH

    Erection of a double driveway

    17 Birds Close Welwyn Garden City AL7 4AR

    Received 12 Mar 2021
  24. Decided - GrantedN6/2014/0114/TC

    Reduce oak and apple tree crowns by 30%

    61 Pentley Park, Welwyn Garden City, AL8 7SF

    Received 22 Jan 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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    Planning approval rates: how to read council statistics

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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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