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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
40,248Searchable applications
321Recorded as pending
86%Approval rate · 33,744 approved or refused records
4,812Refused applications

28,932 approved · 4,812 refused · 2,213 withdrawn.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 Counts reflect the last collected status; some records may be out of date.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. Appeal Decided - Allowed6/2016/1895/HOUSE

    Change of use from amenity to residential and formation of hardstanding

    149 Cole Green Lane, Welwyn Garden City, AL7 3JG

    Received 13 Sept 2016
  2. Decided - Granted6/2017/1783/EM

    Erection of a two storey rear and side extension, including demolition of existing garage

    4 Aldock Welwyn Garden City AL7 4QF

    Received 14 Aug 2017
  3. Decided - GrantedW6/2008/1612/EM

    ERECTION OF SUMMERHOUSE TO REAR OF GARDEN

    16 MOOREND, WELWYN GARDEN CITY, HERTFORDSHIRE, AL7 4QL

    Received 20 Aug 2008
  4. Decided - Granted6/2017/1319/VAR

    Variation of condition 1 (approved plans) on planning permission 6/2016/1118/FULL dated 13/10/2016

    The Spinney High Road Essendon Hatfield AL9 6HT

    Received 19 Jun 2017
  5. Decided - GrantedS6/2014/0134/TP

    Reduce trees to 11 metres covered by TPO 166 W1

    Land adjacent to, 48 The Ridgeway, Cuffley, Potters Bar, EN6 4BA

    Received 16 Jan 2014
  6. Decided - Granted6/2020/2210/EMT

    Reduce 1 x Yew tree by 30% & Removal of deadwood

    5 Barleycroft Green Welwyn Garden City AL8 6JY

    Received 27 Aug 2020
  7. Decided - WithdrawnN6/2008/1806/FP

    ALTERATION OF SIZE AND ORIENTATION OF ROOF, ERECTION OF TWO STOREY FRONT AND SIDE EXTENSION AND SINGLE STOREY REAR EXTENSION, ERECTION OF REAR BALCONY, ONE AND A HALF STOREY DETACHED TRIPLE GARAGE AND DETACHED OUTBUILDING

    46 New Road Digswell Welwyn AL6 0AH

    Received 23 Sept 2008
  8. Decided - Granted6/2017/1108/TPO

    Prune two Sycamore trees lower branches to clear 5m above ground level and reduce crown by 20%, reduce one Sycamore tree by 25% and kill and remove all Ivy plus, prune lower branches of Beech and Lawson Cypress trees to clear 5m above ground level covered by TPO 274 (2003)

    Sadlers Lodge 40 New Road Digswell Welwyn AL6 0AH

    Received 22 May 2017
  9. Decided - Granted6/2025/1027/COND

    Submission of details pursuant to Condition 1 (Schedule of Materials) and Condition 2 (Detailed Drawings) on planning permission 6/2024/0289/HOUSE and Condition 1 (schedule of materials) and Condition 2 (Detailed Drawings) on planning permission 6/2024/0290/LB

    57 The Ryde Hatfield AL9 5DQ

    Received 2 Jun 2025
  10. Decided - GrantedN6/2013/2315/TC

    Crown reduce Two Purple Leaf plum trees by 20% and reduce Robinia tree by upto 2 metres

    2 Wilkins Grove, WELWYN GARDEN CITY, AL8 6JS

    Received 10 Oct 2013
  11. Decided - Withdrawn6/2016/0734/EM

    Formation of vehicle crossover across verge

    25 Longcroft Lane, Welwyn Garden City, AL8 6EB

    Received 14 Apr 2016
  12. Decided - GrantedN6/2014/1412/TP

    Work to reduce by 20% the Walnut tree (T1) covered by TPO 288

    25 Mardley Avenue Welwyn AL6 0TU

    Received 24 Jun 2014
  13. Decided - Withdrawn6/2024/1107/FULL

    Demolition of redundant equestrian/farm buildings

    Chequers Mead House Coopers Lane Road Northaw Potters Bar EN6 4AD

    Received 14 Jun 2024
  14. Decided - GrantedW6/2014/1548/EM

    Erection of single storey rear extension

    15 Woodland Rise, Welwyn Garden City, AL8 7LJ

    Received 10 Jul 2014
  15. Decided - Refused6/2025/0012/LAWP

    Certificate of lawfulness for the change of use from HMO (C4) to a children's home for up to two children, with a manager and up to two carers, who will sleep overnight, working on a rota basis (C2)

    41 Walker Grove Hatfield AL10 9PL

    Received 3 Jan 2025
  16. Decided - Granted6/2022/1052/EM

    Erection of two storey side extension and single storey rear extension

    23 Marley Road, Welwyn Garden City, AL7 4BT

    Received 5 May 2022
  17. Decided - Granted6/2023/0310/EMT

    1 x Oak to reduce by approximately 1.5m in height and 1.5m radially. To maintain size and health of tree that spans 4/5 gardens.

    75 Rosedale Welwyn Garden City AL7 1DP

    Received 8 Feb 2023
  18. Decided - Granted6/2015/1991/EM

    Removal of Sycamore tree

    294 Knightsfield, Welwyn Garden City, AL8 7NQ

    Received 24 Sept 2015
  19. Decided - GrantedN6/2007/1973/FP

    ERECTION OF REAR CONSERVATORY

    98 Harmer Green Lane Digswell Welwyn AL6 0ES

    Received 21 Dec 2007
  20. Decided - Granted6/2026/0611/TPO

    Oak tree TPO 661 - T1 Remove deadwood

    17 Oaklands Rise Welwyn AL6 0RN

    Received 7 Apr 2026
  21. Decided - Refused6/2021/3305/HOUSE

    Erection of a part two storey, part single storey rear extension, the enlargement in depth of the house and conversion of loft to habitable use to include insertion of 2 x dormers

    2 Mannicotts Welwyn Garden City AL8 7BW

    Received 23 Nov 2021
  22. Decided - Granted6/2021/2719/EMT

    Reduce 1 x Cherry tree by 2m height and 1.2m width, 1 x Lawson Cypress tree by 1m, and remove 5 lowest branches from 1 x Blue Spruce tree

    5 Handside Green Welwyn Garden City AL8 6SQ

    Received 20 Sept 2021
  23. Decided - WithdrawnN6/2013/0386/FP

    Erection of two storey side extension, single storey front and rear extensions and conversion of loft including rear dormer

    15 Rollswood Road Welwyn AL6 9TX

    Received 18 Feb 2013
  24. Decided - Granted6/2018/0166/FULL

    Erection of 2 x 5-bedroom semi-detached houses following the demolition of existing bungalow and garage

    47 Pine Grove Brookmans Park Hatfield AL9 7BL

    Received 17 Jan 2018

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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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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