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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
40,295Searchable applications
322Recorded as pending
86%Approval rate · 33,786 approved or refused records
4,816Refused applications

28,970 approved · 4,816 refused · 2,217 withdrawn. Received dates in our records: 29 Apr 1948 to 29 Oct 2026. Most recent record check: 7 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 Counts reflect the last collected status; some records may be out of date.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 - GrantedN6/2012/2688/TC

    Fell Prunus tree and reduce Eucalyptus tree by 25% and reduce Beech tree by 30%

    45 Elmwood, WELWYN GARDEN CITY, AL8 6LD

    Received 28 Dec 2012
  2. Decided - RefusedN6/2015/0698/DS

    Approval of details reserved by condition 2a(finished & surface levels), 2b & c (tree protection details) and 2e (planting plans) of planning permission N6/2013/2563/DE

    Former The Frythe 5 Digswell Hill Welwyn AL6 9AR

    Received 27 Mar 2015
  3. Decided - Granted6/2020/1376/EM

    Replacement of 2x upper floor bedroom windows and 1x living room window like for like Replacement of 3x upper story window to rear Replacement of existing patio sliding doors with French doors with adjacent window panels, same measurements as existing.

    67 Digswell Rise Welwyn Garden City AL8 7PT

    Received 16 Jun 2020
  4. Decided - Granted6/2026/0273/COND

    Submission of details pursuant to condition number 1 (Construction Management Plan), 2 (Site hours), 3 (Approved scheme of remediation), 4 (Materials samples), 7 (Hard and soft landscape scheme), 11 (Refuse bin and recycling), 12 (Obscure glazing), 13 (First floor window glazing), 15 (EV charging), 16. (Secure cycle parking) on planning permission 6/2022/2387/FULL

    Land at Green Close 1 Green Close Brookmans Park Hatfield AL9 7ST

    Received 17 Feb 2026
  5. Decided - Granted6/2019/0086/EM

    Expansion of an existing driveway

    237 Daniells Welwyn Garden City AL7 1QD

    Received 16 Jan 2019
  6. Appeal Decided - AllowedS6/2013/0789/S73B

    Variation of condition 2 (Approved Plans) of planning permission S6/2009/1043/FP and S6/2012/0274/S73B - Erection of five two bedroom flats following demolition of existing dwelling

    2 Bradmore Way, Brookmans Park, HATFIELD, AL9 7QX

    Received 15 Apr 2013
  7. Decided - Granted6/2023/0333/EM

    Replace Fascia (black) and Soffit (white), guttering and downpipe (black) to match existing installation with new PVC and aluminium

    82 Attimore Road Welwyn Garden City AL8 6LP

    Received 10 Feb 2023
  8. Decided - RefusedS6/2007/0735/FP

    ERECTION OF A SINGLE STOREY REAR AND FIRST FLOOR SIDE EXTENSION

    111 The Ryde Hatfield AL9 5DP

    Received 14 May 2007
  9. Decided - Refused6/2024/0194/TPO

    T7 - Lime to reduce by 1.5m-2m back to old pruning points leaving furnishing growth T8 - Horse Chestnut to reduce by 1.5m-2m back to old pruning points leaving furnishing growth (TPO 565 (2016))

    9 The Limes Welwyn Garden City AL7 4BD

    Received 31 Jan 2024
  10. Decided - GrantedS6/2015/1383/HOUSE

    Erection of single storey side extension following the demolition of existing outbuildings

    2 Great Braitch Lane Hatfield AL10 9FD

    Received 26 Jun 2015
  11. Appeal Decided - Dismissed6/2017/1891/HOUSE

    Erection of a double storey front, side and rear extension

    12 Longlands Road Welwyn Garden City AL7 3QB

    Received 21 Aug 2017
  12. Decided - Granted6/2015/1779/LAWP

    Conversion of existing roof space into habitable area and installation of 2no rooflights

    47 Brookside Crescent Cuffley Potters Bar EN6 4QW

    Received 20 Aug 2015
  13. Decided - GrantedN6/2013/2727/DE

    Approval of reserved matters (access, appearance, landscaping, layout & scale) for the conversion and alterations to The Frythe to provide 12 new dwellings (Phase 3) of planning permission N6/2012/1778/OP

    The Frythe, 5 Digswell Hill, Welwyn, AL6 9AR

    Received 23 Dec 2013
  14. Decided - Granted6/2016/2449/FULL

    Installation of 12 flood lights to existing tennis courts

    Welwyn Tennis Club Ottway Walk Welwyn AL6 9AT

    Received 18 Nov 2016
  15. Decided - RefusedN6/2009/0001/TP

    REMOVAL OF HORSE CHESTNUT TREE T1 COVERED BY TPO 419

    3 FERN GROVE, WELWYN GARDEN CITY, HERTFORDSHIRE, AL8 7ND

    Received 2 Jan 2009
  16. Decided - Granted6/2023/2119/EMT

    Fell 1 x June Berry Tree - Tree has been overtaken by Ivy & removal is required to permit fence installation for security & privacy purposes Fell 1 x Apple Tree - Tree does not produce edible fruit, intention to replace with fruit tree in different location

    11 The Quadrangle Welwyn Garden City AL8 6SG

    Received 19 Oct 2023
  17. Decided - Granted6/2023/1725/EM

    Replacement of existing timber double glazed windows with UPVC double glazing

    26-52 Rooks Hill Welwyn Garden City AL8 6ET

    Received 16 Aug 2023
  18. Decided - Withdrawn6/2017/1285/EM

    Reduce 2 False Acacia trees by upto 40%

    292 Knightsfield Welwyn Garden City AL8 7NQ

    Received 13 Jun 2017
  19. Decided - GrantedN6/2008/1263/FP

    ERECTION OF SINGLE STOREY FRONT EXTENSION

    73 HARDINGS, WELWYN GARDEN CITY, HERTFORDSHIRE, AL7 2HA

    Received 24 Jul 2008
  20. Decided - Granted6/2026/1257/HOUSE

    Garage conversion with alterations to openings to front and rear elevations

    21 The Swallows Welwyn Garden City AL7 1BX

    Received 17 Jul 2026
  21. Decided - Refused6/2021/1708/LAWP

    Certificate of lawfulness for single storey rear extension with 2no. skylights; conversion of garage to study with toilet featuring matching windows on the frontage; insertion of new side entrance to main dwelling; and internal alterations.

    14 Lords Wood Welwyn Garden City AL7 2HF

    Received 28 May 2021
  22. Decided - Refused6/2022/0685/FULL

    Erection of new dwelling

    Land to the rear of 35 Skimpans Close Welham Green Hatfield Hertfordshire AL9 7PA

    Received 23 Mar 2022
  23. Under Consultation6/2026/1917/HOUSE

    Erection of single storey rear extension with rear canopy, new patio area, and alterations to the openings on side elevation

    59 Blakemere Road Welwyn Garden City AL8 7PQ

    Received 22 Oct 2026
  24. Decided - Granted6/2021/0063/COND

    Submission of details pursuant to condition 1 (Archaeological Written Scheme of Investigation) and condition 2 (Tree Protection Plan and Method Statement) of planning permission 6/2020/1969/HOUSE

    The Coach House 60 Mill Lane Welwyn AL6 9ES

    Received 11 Jan 2021

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

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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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