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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
40,297Searchable applications
283Recorded as pending
86%Approval rate · 33,821 approved or refused records
4,819Refused applications

29,002 approved · 4,819 refused · 2,219 withdrawn. Received dates in our records: 29 Apr 1948 to 29 Oct 2026. Most recent record check: 8 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 Counts reflect the last collected status; some records may be out of date.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 - RefusedN6/2009/1966/DS

    DISCHARGE OF CONDITION 4 (CONSTRUCTION METHOD STATEMENT) FROM PLANNING PERMISSION N6/2008/0924/FP

    17A Oaklands Rise Welwyn AL6 0RN

    Received 8 Sept 2009
  2. Decided - RefusedS6/2009/1839/LU

    CERTIFICATE OF LAWFULNESS FOR THE LOCATION AND DIMENSIONS OF A PROPOSED OUTBUILDING COMPRISING OF A GAMES ROOM, GYMNASIUM, FREE WEIGHTS AREA, SNOOKER ROOM, RUSSIAN SAUNA, TURKISH STEAM ROOM, REST ROOM, SUN SOLARIUM & CHANGING ROOM.

    WOODHURST, CATTLEGATE ROAD, NORTHAW, ENFIELD, HERTFORDSHIRE, EN2 8AU

    Received 21 Aug 2009
  3. Decided - Withdrawn6/2023/1679/HOUSE

    Installation of heat pump to rear of dwelling

    13 Meadway Welwyn Garden City AL7 4NQ

    Received 10 Aug 2023
  4. Decided - Granted6/2016/1340/HOUSE

    Erection of single storey rear extension following demolition of existing outbuilding

    2 Holly Walk, Welwyn Garden City, AL8 7EJ

    Received 1 Jul 2016
  5. Decided - Granted6/2018/2581/FULL

    Installation of roof terrace above existing first floor offices

    John Doyle House Little Burrow Welwyn Garden City AL7 4SP

    Received 8 Oct 2018
  6. Decided - Granted6/2017/0473/COND

    Submission of details pursuant to condition 2 (Tree replacement following removal) of planning permission reference 6/2016/2301/HOUSE

    34 Parkway Welwyn Garden City AL8 6HQ

    Received 10 Mar 2017
  7. Decided6/2020/3262/TC

    To fell Conifer To fell Pine

    6 Digswell Road Welwyn Garden City AL8 7PA

    Received 4 Dec 2020
  8. Decided - GrantedW6/2005/1489/EM

    ERECTION OF SINGLE STOREY REAR EXTENSION

    26 Marley Road, Welwyn Garden City, AL7 4BS

    Received 1 Dec 2005
  9. Decided - Granted6/2019/2169/HOUSE

    Erection of a single storey rear extension

    44 Crookhams Welwyn Garden City AL7 1PF

    Received 2 Sept 2019
  10. Decided6/2017/2418/TPO

    Reduce crown by 2 metres of Yew tree (T1) and remove deadwood of Yew tree (T2) - Conservation Area

    31 The Mill House Mill Lane Welwyn Garden City AL6 9EU

    Received 19 Oct 2017
  11. Decided - Granted6/2024/1508/EMT

    T1 Hornbeam to reduce crown height and spread by 33% including dead, dying and crossing wood; T2 Silver Birch to reduce height by 33% leaving framework of branches and remove dead and dying wood; T3 Hornbeam to reduce height and spread by 33% including all crossed, dead and dying wood; & T4 & T5 Oaks to reduce spread (diameter) by 3 to 4 metres and height by 2 metres.

    34 Sherrardspark Road Welwyn Garden City AL8 7JS

    Received 8 Aug 2024
  12. Decided - Granted6/2023/1881/FULL

    Erection of a new single-storey dwelling with basement following the demolition of existing stables

    Swan Stables Woodside Lane Hatfield AL9 6DE

    Received 11 Sept 2023
  13. Decided - Granted6/2016/0627/TPO

    Reduce Hornbeam crown by 20%, deadwood two Horse Chestnut trees plus removal of two Sycamore trees covered by TPO 260

    8 Mornington Digswell Welwyn AL6 0AJ

    Received 29 Mar 2016
  14. Decided - GrantedS6/2013/1046/AD

    Installation of three illuminated fascia signs, one set of four poster frames, one glazing vinyl and one delivery panel sign

    Unit 1, Comet Way, HATFIELD, AL9 5JP

    Received 13 May 2013
  15. Decided - GrantedN6/2009/0787/FP

    CHANGE OF USE FROM PUBLIC HIGHWAY TO OUTDOOR SEATING AREA

    CAFFE NERO, 31 HOWARDSGATE, WELWYN GARDEN CITY, HERTFORDSHIRE, AL8 6AP

    Received 29 Apr 2009
  16. Decided - Granted6/2016/2029/HOUSE

    Erection of single storey rear extension and addition of high and low level windows to existing gable

    38 Mimram Road Welwyn AL6 9HA

    Received 3 Oct 2016
  17. Decided - GrantedW6/2009/1165/EM

    ERECTION OF REAR CONSERVATORY

    59 THE WADE, WELWYN GARDEN CITY, HERTFORDSHIRE, AL7 4LG

    Received 28 May 2009
  18. Decided - Granted6/2023/0362/HOUSE

    Erection of front and rear extensions

    14 Lockley Crescent Hatfield AL10 0TN

    Received 16 Feb 2023
  19. Decided - GrantedN6/2009/1936/AD

    REPLACEMENT ILLUMINATED AND NON-ILLUMINATED SIGNAGE

    60 HOWARDSGATE, WELWYN GARDEN CITY, HERTFORDSHIRE, AL8 6BP

    Received 3 Sept 2009
  20. Decided - GrantedN6/2009/0278/FP

    ERECTION OF SINGLE STOREY REAR & SIDE EXTENSIONS

    10 BROOKSFIELD, WELWYN GARDEN CITY, HERTFORDSHIRE, AL7 2BJ

    Received 6 Feb 2009
  21. Decided - Granted6/2022/2632/FULL

    Conversion of vacant office space to first floor of building to create 3no flats new acoustic encloser to rear and elevational alterations.

    31A Howardsgate Welwyn Garden City AL8 6AP

    Received 18 Nov 2022
  22. Decided - GrantedS6/2004/1551/FP

    ERECTION OF A REAR CONSERVATORY

    12 Pleasant Rise Hatfield AL9 5DS

    Received 18 Oct 2004
  23. Decided - GrantedS6/2004/0135/FP

    LOFT CONVERSION WITH FRONT AND SIDE DORMER WINDOWS, GROUND FLOOR AND PART FIRST FLOOR SIDE EXTENSION, FIRST FLOOR FRONT AND REAR EXTENSIONS, BAY WINDOW AND FRONT PORCH

    57 Holloways Lane Welham Green Hatfield AL9 7NU

    Received 28 Jan 2004
  24. Decided - GrantedN6/2013/0792/DS

    Discharge of condition 3 (materials) from planning application N6/2011/2516/FP

    3 Pennyfathers Lane Welwyn AL6 0EN

    Received 15 Apr 2013

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

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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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