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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
34,897Searchable applications
313Recorded as pending
87%Approval rate · 29,069 approved or refused records
3,877Refused applications

25,192 approved · 3,877 refused · 1,817 withdrawn. Received dates in our records: 29 Apr 1948 to 14 Oct 2026. Most recent record check: 22 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 Counts reflect the last collected status; some records may be out of date.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 - Granted6/2018/2068/FULL

    Construction of new vehicular access to include change of use of agricultural land to residential curtilage

    Stanboroughbury Farm Coopers Green Lane Hatfield Welwyn Garden City AL8 7XA

    Received 8 Aug 2018
  2. Decided - Granted6/2015/1672/TC

    Reduce One Horse Chestnut tree and Three Sycamore trees by 20%

    Land adjacent to 1 Welwyn Hall Gardens Welwyn AL6 9LF

    Received 24 Jul 2015
  3. Decided - Granted6/2018/3142/COND

    Submission of details pursuant to condition 3 (hard and soft landscaping) and 4 (construction method statement) on planning permission 6/2016/0890/FULL

    West End Farm West End Lane Essendon Hatfield AL9 6AZ

    Received 10 Dec 2018
  4. Decided - Granted6/2017/1337/EM

    Erection of brick porch following demolition of existing PVC porch, installation of double glazed front door and window

    205 Thistle Grove Welwyn Garden City AL7 4AH

    Received 21 Jun 2017
  5. Decided - Granted6/2016/1656/HOUSE

    Erection of front porch extension and conversion of garage

    45 Poppyfields, Welwyn Garden City, AL7 2HJ

    Received 12 Aug 2016
  6. Decided - Granted6/2017/0512/TPO

    T1 beech, crown lift by up to 3m over car parking and blend with existing crown covered by TPO 362 (2006)

    Hertfordshire Constabulary Central Area Headquarters And Hatfield Police Station Comet Way Hatfield AL10 9SJ

    Received 15 Mar 2017
  7. Decided - Granted6/2019/2786/COND

    Submission of details pursuant to condition 25 (detailed scheme to protect the proposed development of that phase or block from traffic noise, railway noise and noise associated with other uses on the site) on planning application 6/2018/0171/MAJ

    Former Shredded Wheat Factory Welwyn Garden City AL8 6UN

    Received 4 Nov 2019
  8. Decided - GrantedS6/2014/1612/FP

    Erection of single storey rear, double storey side and single storey front extensions

    20 Bluebridge Avenue, Brookmans Park, Hatfield, AL9 7RZ

    Received 16 Jul 2014
  9. Decided - Granted6/2021/0935/FULL

    Erection of a new dwelling following demolition of existing bungalow.

    7 Woodland Way Welwyn AL6 0RZ

    Received 23 Mar 2021
  10. Decided - GrantedN6/2008/2133/S73B

    REMOVAL OF EXISTING HEDGE AND RE-PLANT NEW HEDGE (VARIATION OF CONDITION 3 FROM PLANNING DECISION NOTICE N6/2001/0812/FP)

    1 Douglas Close Digswell Welwyn AL6 0DT

    Received 10 Nov 2008
  11. Decided - Granted6/2017/2202/OUTLINE

    Outline planning application for 21 dwellings with all matters except access reserved

    Land at Waterbeach, Bericot Way and Shackleton Way Welwyn Garden City AL7 2PT

    Received 28 Sept 2017
  12. Decided - GrantedW6/2015/1348/EM

    Erection of timber shed

    31 Longcroft Lane Welwyn Garden City AL8 6EB

    Received 26 Jun 2015
  13. Decided - Granted6/2023/0794/HOUSE

    Erection of new single storey side extension and boundary wall following demolition of existing

    49 Marley Road Welwyn Garden City Hertfordshire AL7 4BT

    Received 13 Apr 2023
  14. Decided - Granted6/2024/0699/EM

    Partial removal of previous boundary wall with installation of new boundary fence. Various tree works

    73 Knightsfield Welwyn Garden City AL8 7JE

    Received 15 Apr 2024
  15. Decided - Granted6/2020/3042/EM

    Installation of 40mm waste pipe and extract fan grille to gable wall to facilitate the provision of a shower in upstairs bedroom.

    204 Knightsfield Welwyn Garden City AL8 7RQ

    Received 17 Nov 2020
  16. Decided - Granted6/2020/2581/FULL

    Laying of engineered surface for the provision of additional car parking and erection of fencing (Temporary period of three years).

    Chancellors School Pine Grove Hatfield AL9 7BN

    Received 6 Oct 2020
  17. Decided - Granted6/2019/1112/EM

    Erection of rear orangery

    30 Sherrardspark Road Welwyn Garden City AL8 7JS

    Received 8 May 2019
  18. Decided - Granted6/2019/0176/HOUSE

    Erection of a rear orangery

    29 Moffats Lane Brookmans Park Hatfield AL9 7RX

    Received 29 Jan 2019
  19. Decided - Granted6/2020/0060/HOUSE

    Erection of a single storey rear extension and 2 x outbuildings

    42 Hertford Road Digswell Welwyn AL6 0DB

    Received 13 Jan 2020
  20. Decided - GrantedN6/2009/1595/OP

    OUTLINE APPLICATION FOR DETACHED TWO STOREY DWELLING WITH INTEGRAL GARAGE

    6 Sharmans Close Digswell Welwyn AL6 0AR

    Received 23 Jul 2009
  21. Decided - Granted6/2024/2195/VAR

    Variation of condition 47 (drawing numbers) on planning permission 6/2019/3024/MAJ

    29 Broadwater Road Welwyn Garden City Hertfordshire AL7 3BQ

    Received 13 Nov 2024
  22. Decided6/2017/2034/TPO

    1 x Sycamore to fell to ground level and re plant with a Silver Birch - Conservation Area

    179 Parkway Welwyn Garden City AL8 6JA

    Received 12 Sept 2017
  23. Decided - Granted6/2019/1026/HOUSE

    Erection of a two storey side and single storey rear extension and conversion of the garage into habitable room

    9 Selwyn Crescent Hatfield AL10 9NL

    Received 29 Apr 2019
  24. Decided - Granted6/2016/0227/EM

    Erection of single storey rear extension with flat roof and alterations

    29 Little Ganett, Welwyn Garden City, AL7 3DG

    Received 10 Feb 2016

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

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

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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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