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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
39,910Searchable applications
298Recorded as pending
86%Approval rate · 33,461 approved or refused records
4,783Refused applications

28,678 approved · 4,783 refused · 2,192 withdrawn. Received dates in our records: 29 Apr 1948 to 26 Oct 2026. Most recent record check: 29 Oct 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 Counts reflect the last collected status; some records may be out of date.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. Decided6/2022/2652/TC

    Lime tree to remove - the tree is in severe decline, lots of dead wood, tops are dead, shedding a lot of branches, close to public path and road Suitable tree to be replanted once the tree is removed

    27 Holwell Road Welwyn Garden City AL7 3RE

    Received 22 Nov 2022
  2. Decided - Refused6/2018/1699/COND

    Submission of details pursuant to condition 1 (colour of external surfaces) and 2 (means of enclosure and boundary treatments) on planning permission 6/2018/0185/FULL

    Accord House 28 Bridge Road East Welwyn Garden City AL7 1HX

    Received 26 Jun 2018
  3. Decided - GrantedS6/2005/1340/FP

    ERECTION OF SINGLE STOREY SIDE EXTENSION

    51 Mulberry Mead Hatfield AL10 9EH

    Received 21 Oct 2005
  4. Decided - Withdrawn6/2017/0980/HOUSE

    Erection of single storey front, two storey side and single storey rear extensions as well as replacement of garage door with windows to facilitate conversion of garage to habitable space and minor alterations to elevations

    16A Turpins Chase Welwyn AL6 0RA

    Received 8 May 2017
  5. Decided - Granted6/2025/0882/HOUSE

    Installation of an air source heat pump to rear of property

    17 Somersham Welwyn Garden City AL7 2PZ

    Received 14 May 2025
  6. Decided - Granted6/2017/0291/HOUSE

    Erection of two storey rear extension, loft conversion, including installation of side dormers and removal of two existing chimneys

    49 Northaw Road East Cuffley Potters Bar EN6 4LU

    Received 15 Feb 2017
  7. Decided - Refused6/2020/2315/LAWP

    Certificate of lawfulness for single storey flank/side extension with flat roof and fenestration details. 9.3m in length. (Less than half the width of the original dwelling)

    22 The Avenue Welwyn AL6 0PP

    Received 28 Aug 2020
  8. Decided - GrantedN6/2010/0232/DS

    DISCHARGE OF CONDITION 4 (AMENDMENTS TO GARAGE) OF PLANNING PERMISSION N6/2007/1828/FP

    6 Homestead Lane, Welwyn Garden City, AL7 4LU

    Received 8 Feb 2010
  9. Decided - Withdrawn6/2021/1011/EMH

    Erection of a hardstanding at the front of the property and removal of damaged verge.

    20 Golden Dell Welwyn Garden City AL7 4EB

    Received 26 Mar 2021
  10. Decided - Granted6/2019/0508/LB

    Demolition of partitions and installation of lift shaft

    Ayot Montfitchet Ayot St Peter AL6 9BH

    Received 4 Mar 2019
  11. Decided - Granted6/2022/1615/EM

    Reduce the length of hedge by half to allow easy access to and from the parking area at the front of the property. Relocate side gate to meet the front of the house with the addition of a small fence panel and gatepost. Straighten the right hand edge of the property The drive was originally installed as close as possible to a conifer hedge on the boundary which has subsequently been removed and now exposes the fact that the edge is not parallel with the boundary.

    17 High Oaks Road Welwyn Garden City AL8 7BJ

    Received 8 Jul 2022
  12. Decided - Granted6/2026/0398/EMT

    Remove all ash to ground level. All Laburnums to reduce to around 3m above ground level.

    40 Barnfield Road Welwyn Garden City AL7 3TQ

    Received 4 Mar 2026
  13. Decided - Granted6/2025/0131/LAWP

    Certificate of lawfulness for a single storey rear extension

    16 Mulberry Mead Hatfield AL10 9EN

    Received 27 Jan 2025
  14. Decided - RefusedS6/2006/0243/FP

    ERECTION OF STABLES, HAY STORE, TACK ROOM AND FORMATION OF MENAGE WITH PADDOCK

    White Lodge Farm Bulls Lane

    Received 27 Feb 2006
  15. Decided - Granted6/2020/2014/EMT

    Fell 2 x Holly to ground level and fell 4 x Lawson Cypress to ground level

    18 Fordwich Road Welwyn Garden City AL8 6EY

    Received 11 Aug 2020
  16. Decided - Granted6/2026/0959/EMT

    G1 - Group of field maple and ash trees, crown reduce by 2-3m approx.

    170 Boundary Lane, Welwyn Garden City, AL7 4DF

    Received 1 Jun 2026
  17. Decided - Granted6/2024/0980/EM

    Erection of a single storey rear extension, new ground floor window (front) and extension of front footpath

    79 Rosedale Welwyn Garden City AL7 1DP

    Received 24 May 2024
  18. Decided - Granted6/2015/1571/COND

    Approval of details reserved by condition 5 (landscaping), condition 6 (materials), condition 9 (cycle parking), condition 12 (lighting) and condition 13 (archaeological scheme) on planning permission S6/2011/1994/MA

    Salisbury Square, Old Hatfield, AL9 5AF

    Received 27 Jul 2015
  19. Decided - Withdrawn6/2022/2409/OUTLINE

    Outline permission for the erection of 9 dwellings, with all matters reserved except for access.

    Brookmans Park Golf Club Golf Club Road Hatfield AL9 7AT

    Received 17 Oct 2022
  20. Decided - RefusedS6/2006/0378/FP

    FIRST FLOOR REAR EXTENSION

    15 Kestrel Green Hatfield AL10 8QJ

    Received 22 Mar 2006
  21. Decided - Granted6/2020/2374/HOUSE

    Raising of existing roof, insertion of 2 no. front and rear dormer windows and side, front and rear rooflights.

    27 Tolmers Road Cuffley Potters Bar EN6 4JF

    Received 16 Sept 2020
  22. Decided - Granted6/2018/0440/HOUSE

    Erection of a single storey rear extension following demolition of existing conservatory

    37 Carvers Croft Woolmer Green Knebworth SG3 6LX

    Received 12 Feb 2018
  23. Decided - Refused6/2022/2327/HOUSE

    Erection of two storey side extension and single storey rear extension, loft conversion with rear dormer, porch section and external/ internal alterations

    10 Pinewood Welwyn Garden City AL7 3TL

    Received 5 Oct 2022
  24. Decided - Granted6/2021/2228/HOUSE

    Erection of a single storey rear extension, part garage conversion and alterations to existing rear elevation

    5 Bennett Close Welwyn Garden City AL7 4JA

    Received 26 Jul 2021

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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