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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
40,250Searchable applications
321Recorded as pending
86%Approval rate · 33,746 approved or refused records
4,812Refused applications

28,934 approved · 4,812 refused · 2,213 withdrawn. Received dates in our records: 29 Apr 1948 to 29 Oct 2026. Most recent record check: 6 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 Counts reflect the last collected status; some records may be out of date.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 - GrantedN6/2009/1124/TE

    FRONT GARDEN: Reduce Viburnum Tree in height by 1m and trim sides to maintain, Prune large Silver Birch Tree in front garden to remove dead limbs and clear from phone line, lightly thin top of higher branches. REAR GARDEN: Reduce Viburnum Tree in height by 1m and trim sides to maintain, reduce Birch Tree in height by 2m and shape. NEIGHBOURING TREE: Cut back large limb from Cherry Tree that overhangs gazebo and girdle Ivy Tree at main branch fork on limb over garden and remove Ivy Tree where possible.

    31 Digswell Road, WELWYN GARDEN CITY, Hertfordshire, AL8 7PB

    Received 4 Feb 2009
  2. DecidedS6/2004/1092/CD

    ERECTION OF REPLACEMENT KITCHEN/DINING FACILITIES

    Cuffley Camp Outdoor Centre Carbone Hill Northaw Potters Bar EN6 4PR

    Received 13 Jul 2004
  3. Decided - WithdrawnW6/2005/1410/EM

    ERECTION OF SINGLE STOREY REAR EXTENSION AND COVERSION OF GARAGE TO HABITABLE ROOM

    28 Hazel Grove Welwyn Garden City AL7 2DG

    Received 10 Nov 2005
  4. Appeal Decided - Allowed6/2019/2667/HOUSE

    Erection of a two storey side extension and single storey rear extension following demolition of existing detached garage, rear conservatory and outbuildings

    8 Dudley Hill Close Welwyn AL6 0QQ

    Received 23 Oct 2019
  5. Decided6/2015/1947/TC

    Removal of dead Chestnut tree

    32 Guessens Road Welwyn Garden City AL8 6RA

    Received 15 Sept 2015
  6. Decided - Refused6/2019/1194/LAWE

    Certificate of lawfulness for the existing erection of a tiled canopy over an existing flat roof porch canopy

    17 Tolmers Gardens Cuffley Potters Bar EN6 4JE

    Received 16 May 2019
  7. Decided - Refused6/2022/2168/FULL

    Provision of kitchen facility to facilitate the creation of a separate dwelling from existing HMO property

    87 De Havilland Close Hatfield Hertfordshire AL10 0DP

    Received 20 Sept 2022
  8. Decided - Granted6/2023/0602/EM

    Alterations to rear ground floor windows

    3 Rooks Hill Welwyn Garden City AL8 6EU

    Received 17 Mar 2023
  9. Decided - GrantedS6/2015/1139/LB

    Erection of first floor rear extension

    Meadow Lodge Coopers Lane Northaw Potters Bar EN6 4NG

    Received 29 May 2015
  10. Decided - Withdrawn6/2018/2731/EM

    Reduce crown of 1 x Eucalyptus tree (T1) by 50% and crown of 1 x Apple tree (T2) to previous reduction points

    26 Parkfields Welwyn Garden City AL8 6ED

    Received 23 Oct 2018
  11. Decided - Granted6/2015/2491/LAWP

    Certificate of lawfulness for the proposed erection of a single storey rear extension following demolition of existing extension

    15 Saxon Road Welwyn AL6 9JR

    Received 11 Dec 2015
  12. Decided - GrantedW6/2013/0812/TE

    Removal of low branch from Oak tree located in rear garden

    14 Brockswood Lane, WELWYN GARDEN CITY, AL8 7BG

    Received 19 Apr 2013
  13. Decided - GrantedN6/2009/2130/FP

    ERECTION OF SIDE EXTENSION AND INSTALLATION OF DORMER WINDOWS AND BALCONY

    Littlebury Digswell Lane Welwyn AL6 0SN

    Received 23 Sept 2009
  14. Decided6/2026/1547/TC

    1 x Weeping Birch to reduce height by approx 1.5m and width

    28 Parkfields Welwyn Garden City AL8 6ED

    Received 4 Sept 2026
  15. Decided - Granted6/2024/1897/LB

    Installation of w.c. into existing cupboard

    28 Church Street Welwyn AL6 9LX

    Received 3 Oct 2024
  16. Decided - Granted6/2017/2754/EM

    Erection of a single storey side extension

    96 Uplands Welwyn Garden City AL8 7EQ

    Received 27 Nov 2017
  17. Decided - GrantedN6/2014/0106/TC

    Removal of Hornbeam tree

    3 Beehive Green, Welwyn Garden City, AL7 4BE

    Received 6 Jan 2014
  18. Decided - Granted6/2026/1027/ADV

    Installation of various signage x3 facade totems and logo signs, shield sign, logo sign, name sign, mainstream street totem, intro totem, x3 flagpoles and banners, x2 brand totems.

    Stellantis & You Hatfield 1 Great North Road Hatfield AL9 5JA

    Received 11 Jun 2026
  19. Decided - GrantedS6/2007/1433/FP

    INSTALLATION OF A NEW SHOP FRONT

    8A PARKHOUSE COURT, HATFIELD, HERTFORDSHIRE, AL10 9RQ

    Received 26 Sept 2007
  20. Decided - WithdrawnS6/2006/0495/FP

    ERECTION OF DETACHED DWELLING

    Rear of, 2 FARM CLOSE, CUFFLEY, POTTERS BAR, HERTFORDSHIRE, EN6

    Received 13 Apr 2006
  21. Decided - GrantedN6/2007/0438/FP

    ERECTION OF FIRST FLOOR FRONT EXTENSION.

    35 The Avenue Welwyn AL6 0PW

    Received 16 Mar 2007
  22. Decided - GrantedN6/2009/1616/TP

    FELL SILVER BIRCHES (T2 & T4), CROWN LIFT SILVER BIRCHES UPTO 4MTRS (T1, T3 & T5) COVERED BY TPO 428

    1 Riverside Welwyn AL6 9NU

    Received 30 Jul 2009
  23. Decided - Refused6/2020/0306/PN8

    Prior approval for the erection of a single storey extension measuring at 8m in depth, 3.61m in height and 3.61m to the eaves

    Tylers Cottage Tylers Causeway Newgate Street Hertford SG13 8QN

    Received 3 Feb 2020
  24. Appeal Decided - DismissedS6/2008/1853/FP

    RETENTION OF FRONT BOUNDARY WALL, GATE AND PILLARS AND ERECTION OF RAILINGS

    81 TOLMERS ROAD, CUFFLEY, POTTERS BAR, HERTFORDSHIRE, EN6 4JJ

    Received 26 Sept 2008

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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