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England · Local authority

Welwyn Hatfield Borough Council
Planning applications.

Explore collected planning applications and decisions for Welwyn Hatfield Borough Council. Search an address, application reference or proposal to find a record.

Collected application statistics

Collected records · All available dates
25,007Searchable applications
313Recorded as pending
86%Approval rate · 20,532 approved or refused records
2,823Refused applications

17,709 approved · 2,823 refused · 1,323 withdrawn. Received dates in our records: 5 Jan 2005 to 2 Oct 2026. Most recent record check: 15 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 Counts reflect the last collected status; some records may be out of date.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. Decided - Granted6/2021/1252/FULL

    Erection of a detached dwelling with new vehicle entrance and crossover

    38 The Ridgeway Cuffley Potters Bar EN6 4AX

    Received 19 Apr 2021
  2. Decided - Refused6/2021/1380/FULL

    Change of use to plant hire (retrospective)

    12 Southfield Welwyn Garden City AL7 4ST

    Received 29 Apr 2021
  3. Decided - Granted6/2018/2034/PN11

    Change of use of existing office B1A to two residential units

    9 - 11 Stonehills Welwyn Garden City AL8 6WA

    Received 2 Aug 2018
  4. Decided - Granted6/2016/1782/EM

    Extension of existing single storey rear extension and alterations to openings, external walls and roof.

    13 Stacklands, Welwyn Garden City, AL8 6XW

    Received 31 Aug 2016
  5. Decided - Split6/2018/2899/COND

    Submission of details pursuant to condition 1(Materials) 2(Hard and Soft Landscaping) and 3 (Contamination) on planning permission 6/2018/0683/FULL

    Land Adjacent to 2 The Cottages Bullstag Green Hatfield AL9 5DF

    Received 12 Nov 2018
  6. Decided - Granted6/2020/1456/EMT

    Fell 1 x Oak tree (T1)

    6 Densley Close Welwyn Garden City AL8 7JX

    Received 22 Jun 2020
  7. Decided - Granted6/2025/0359/PN10

    Prior approval for the proposed change of use of the agricultural building to 2 no. dwellings (Use Class C3) and associated operational development under the provisions of Schedule 2, Part 3, Class Q of the Town & Country Planning (General Permitted Development) (England) Order 2015

    Letty Green Barn Holwell Court Farm AL9 5RE

    Received 25 Feb 2025
  8. Decided - Granted6/2018/1312/TPO

    Fell 1 x Scots Pine tree (T1) and reduce lateral branches of 2 x Scots Pine trees (T2 and T3) by 15% to reduce sail area - Covered by TPO 704 (2017)

    36 Robbery Bottom Lane Welwyn AL6 0UN

    Received 11 May 2018
  9. Decided - Granted6/2025/1576/COND

    Submission of details pursuant to Condition 31 (Accessible and Adaptable Homes) on planning permission 6/2021/0516/VAR

    Panshanger Aerodrome Land to North East of Welwyn Garden City Welwyn Garden City AL7 2QJ

    Received 21 Jul 2025
  10. Decided - Refused6/2019/0769/COND

    Submission of details pursuant to condition 3 (Remediation), on planning permission 6/2018/1922/FULL

    The Stanborough Stanborough Road Welwyn Garden City AL8 6DQ

    Received 1 Apr 2019
  11. Decided - Granted6/2016/1066/TPO

    Reduce and shape Oak tree by 20% covered by TPO 558 (2016)

    27 Mardley Wood Welwyn AL6 0UY

    Received 31 May 2016
  12. Decided - Granted6/2026/1182/TPO

    T1 - Sweet Chestnut tree - Fell one dead sweet Chestnut tree to ground level

    18 Great North Road Welwyn AL6 0PS

    Received 7 Jul 2026
  13. Decided - Granted6/2023/0081/HOUSE

    Erection of front porch extension

    1 Beech Close Hatfield AL10 8NT

    Received 12 Jan 2023
  14. Decided - Granted6/2017/1941/COND

    Submission of details pursuant to condition 4 (hard and soft landscaping) on planning permission N6/2014/2255/FP

    6 Briary Wood End Welwyn AL6 0TD

    Received 30 Aug 2017
  15. Decided - Granted6/2022/0474/EMT

    To reduce crown of both oak trees T1 and T12 by 20%.

    7 Roundwood Drive Welwyn Garden City AL8 7JZ

    Received 28 Feb 2022
  16. Decided - Split6/2019/2960/COND

    Submission of details pursuant to condition 1 (surface water drainage shown on the below ground drainage plan) 2 (surface water drainage) on planning application 6/2018/3054/MAJ

    Bush Hall Hotel Chequers Hatfield AL9 5NT

    Received 26 Nov 2019
  17. Decided - Refused6/2025/2117/COND

    Submission of details pursuant to condition number 5 (external materials),6 (cycle parking),7 (refuse and recycling) 9 (landscaping),11 (EV charging),12 (accessible housing) on planning permission 6/2022/0866/FULL

    The Hope and Anchor 2 Station Road Welham Green Hatfield AL9 7PJ

    Received 3 Oct 2025
  18. Decided - Granted6/2023/1068/EMT

    T1 - Fell 1 x Dead Silver Birch

    30 Coneydale Welwyn Garden City AL8 7RZ

    Received 19 May 2023
  19. Decided - Granted6/2024/1203/FULL

    Erection of dwelling and proposed vehicular access

    12 Churchill Crescent Welham Green Hatfield AL9 7DQ

    Received 27 Jun 2024
  20. Decided - Withdrawn6/2018/1893/LAWLB

    Certificate of lawfulness for the proposed work to listed building to include repairs to supporting structure of the existing bell tower at roof level on the main building

    Bush Hall Hotel Chequers Mill Green Hatfield AL9 5NT

    Received 26 Jun 2018
  21. Decided - Granted6/2019/0143/COND

    Submission of details pursuant to condition 1 (material samples for external surfaces) on planning permission 6/2018/2663/HOUSE

    The Manor House Hill Farm Lane Welwyn AL6 9BP

    Received 24 Jan 2019
  22. Decided - Granted6/2017/0407/FULL

    Erection of new dwelling following demolition of existing dwelling

    28 Hill Rise, Cuffley, Potters Bar, EN6 4EJ

    Received 28 Feb 2017
  23. Decided - Granted6/2016/0017/COND

    Approval of details reserved by condition 3 (materials) on planning permission N6/2015/1046/FP

    21 Dellcott Close, Welwyn Garden City, AL8 7BB

    Received 7 Jan 2016
  24. Decided - Granted6/2019/1412/HOUSE

    Erection of a single storey rear extension

    1 Roundwood Drive Welwyn Garden City AL8 7JZ

    Received 12 Jun 2019

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

View all applications

Researching a proposal in Welwyn Hatfield Borough Council

Start with the address or application reference. Open a record to read the proposal, dates and available documents, then check the official register for the latest plans and consultation details. If nothing appears, check coverage before treating the result as a complete planning history.

How to search planning applications

Guides to planning records

All planning guides

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    Planning application documents: what to read first

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  • Understanding planning · 13 min read

    Planning permission drawings: how to read plans

    Read planning drawings, floor plans, elevations and sections. Use labelled diagrams, a drawing comparison table and revision checks to understand a proposal.

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  • Property research · 13 min read

    Planning approval rates: how to read council statistics

    Understand planning approval rates with an interactive calculator, worked examples and comparison table. Check sample sizes, outcomes and coverage before comparing.

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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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