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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
32,289Searchable applications
303Recorded as pending
87%Approval rate · 27,004 approved or refused records
3,537Refused applications

23,467 approved · 3,537 refused · 1,695 withdrawn. Received dates in our records: 29 Apr 1948 to 13 Oct 2026. Most recent record check: 20 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 Counts reflect the last collected status; some records may be out of date.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 - GrantedS6/2013/1061/FP

    Erection of front porch

    53 Homewood Avenue, Cuffley, POTTERS BAR, EN6 4QQ

    Received 21 May 2013
  2. Decided - Granted6/2019/1779/EM

    Reduce up to 50% T1 Cotoneaster species 1x self-set tree Reduce up to 30% 1 x Magnolia

    88 Parkway, Welwyn Garden City, AL8 6HL

    Received 19 Jul 2019
  3. Decided - Granted6/2021/1242/EMH

    Demolition of part existing derelict garage and erection of single storey annex as replacement

    12 Meadow Green Welwyn Garden City AL8 6SS

    Received 16 Apr 2021
  4. Decided - Granted6/2019/1696/ADV

    Installation of 1x illuminated freestanding signage

    Asda Superstore 98 Town Centre Hatfield AL10 0JP

    Received 10 Jul 2019
  5. Decided - Withdrawn6/2021/0117/HOUSE

    Proposed lean to front extension to create larger living room and creation of new front porch including alterations to fenestration

    10 Swanley Bar Lane Little Heath Potters Bar EN6 1NP

    Received 15 Jan 2021
  6. Decided - RefusedS6/2014/1229/NM

    Non material amendment following approval of planning permission N6/2012/0210/S73B - Alterations to windows above garage, removal of one window, additional section of pitched roof added, plan size altered to suit brick sizes and addition of solar panels

    63 Carleton Rise Welwyn AL6 9RQ

    Received 11 Jun 2014
  7. Decided - Granted6/2019/0630/HOUSE

    Erection of single storey rear extension

    19 Bunnsfield Welwyn Garden City AL7 2DZ

    Received 18 Mar 2019
  8. Decided6/2019/2720/TPO

    Pollard 1 x Ash tree (T1) by 15ft in height and 9ft on lateral branches

    12 Coulter Close Cuffley Potters Bar EN6 4RR

    Received 29 Oct 2019
  9. Decided - Refused6/2020/2101/LAWP

    Certificate of Lawfulness for the erection of the single storey side and rear extension.

    41 The Avenue Welwyn AL6 0PW

    Received 20 Aug 2020
  10. Decided - GrantedS6/2013/1401/FP

    Erection of boundary wall to front elevation

    29 Hill Rise, Cuffley, Potters Bar, EN6 4EH

    Received 28 Jun 2013
  11. Decided - Withdrawn6/2019/2112/FULL

    Conversion of dwelling to 2x 1-bedroom apartments and erection of single storey rear extension

    108 Aldykes Hatfield AL10 8EE

    Received 27 Aug 2019
  12. Decided - Withdrawn6/2017/2052/FULL

    Erection of 1 x 4-bedroom detached dwelling involving demolition of existing single storey side extension

    Crossing Keepers Cottage Ellenbrook Lane Hatfield AL10 9NS

    Received 13 Sept 2017
  13. Decided - Granted6/2016/0704/EM

    Erection of rear wooden garden shed

    11 Roundwood Drive, Welwyn Garden City, AL8 7JZ

    Received 15 Apr 2016
  14. Decided - Granted6/2019/0442/EM

    Replacement of front window frames

    53 Bridge Road Welwyn Garden City AL8 6UH

    Received 27 Feb 2019
  15. Appeal Decided - Dismissed6/2019/1328/EM

    Formation of a hardstanding

    38 Kirklands, Welwyn Garden City, AL8 7RD

    Received 4 Jun 2019
  16. Decided - Granted6/2021/1287/EM

    Single storey rear extension and alterations/conversion to existing garage and outbuilding

    8 Pitsfield Welwyn Garden City AL8 7SJ

    Received 21 Apr 2021
  17. Decided - Granted6/2023/1271/FULL

    Erection of part double, part single storey 3 bedroom detached house following demolition of existing double garage, and associated works

    Land Adjacent to 54 New Road Digswell Welwyn AL6 0AH

    Received 19 Jun 2023
  18. Decided - GrantedW6/2015/0444/TE

    Removal of Apple tree

    1 Valley Road, Welwyn Garden City, AL8 7DG

    Received 3 Mar 2015
  19. Decided - Refused6/2025/2048/HOUSE

    Erection of single-storey side extension and alterations to existing roofs including raising the roof ridge height of existing flat roofed extension

    1 The Limberlost Welwyn AL6 9TS

    Received 25 Sept 2025
  20. Decided - Granted6/2022/2469/PN15

    Prior approval for the installation of 15.0m Phase 9 slimline Monopole and associated ancillary works

    Chequers Streetworks Chequers Welwyn Garden City Peartree AL7 4SJ

    Received 26 Oct 2022
  21. Decided - WithdrawnS6/2014/1520/FP

    Erection of single storey rear extension following demolition of existing conservatory

    34 The Meadway, Cuffley, Potters Bar, EN6 4ES

    Received 3 Jul 2014
  22. Decided - GrantedN6/2014/0399/FP

    Erection of two storey side and rear extension and alteration to rear of garage to habitable accommodation to include installation of a bay window

    40 Pentley Park, Welwyn Garden City, AL8 7SB

    Received 24 Feb 2014
  23. Decided - Granted6/2016/2102/TPO

    T1 - Beech - Reduce lower north-westerly facing lateral branches by 4m covered by TPO 1156 (1952)

    43 Warren Way Digswell Welwyn AL6 0DQ

    Received 4 Oct 2016
  24. Decided - Granted6/2022/2067/EMT

    T1 fell a large wild cherry (prunus avium) located in the back garden of 27 Blakemere Road.

    27 Blakemere Road Welwyn Garden City AL8 7PQ

    Received 6 Sept 2022

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

  • Understanding planning · 13 min read

    Planning application documents: what to read first

    Understand planning application documents, officer reports and decision notices. Use a reading checklist, document table and worked example to inspect a case.

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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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