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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
18,206Searchable applications
298Recorded as pending
86%Approval rate · 14,674 approved or refused records
2,029Refused applications

12,645 approved · 2,029 refused · 922 withdrawn. Received dates in our records: 5 Jan 2005 to 30 Sept 2026. Most recent record check: 11 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 Counts reflect the last collected status; some records may be out of date.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 - Granted6/2018/2462/TPO

    Reduce 1 x Beech tree by 10-12 feet and semi pollard 1 x Sweet Chestnut tree by 50% covered by TPO 633 (2017)

    3 The Drive Welwyn AL6 0TW

    Received 24 Sept 2018
  2. Decided6/2024/1432/TC

    2 x small Apples tree (Malus Sylvestris) to be cut down and removed. Both trees c. 3-5 metres high. To make safe the area from falling apples and branches

    1 Brockswood Lane Welwyn Garden City AL8 7BA

    Received 29 Jul 2024
  3. Decided - Granted6/2025/2211/HOUSE

    Installation of an Air Source Heat Pump in the rear garden

    63 Valley Road Welwyn Garden City AL8 7DH

    Received 20 Oct 2025
  4. Decided - Granted6/2026/0852/PN24

    Prior approval for a Solar PV installation to reduce electrical consumption and therefore carbon emissions at the commercial property

    Tesco Stores Ltd Great North Road Hatfield AL9 5JY

    Received 14 May 2026
  5. Decided - Granted6/2023/2498/COND

    Submission of details pursuant to condition 2 (Noise Mitigation Scheme) on planning permission 6/2023/1842/FULL

    The Chieftain Cole Green Lane Welwyn Garden City AL7 3JF

    Received 14 Dec 2023
  6. Decided - Granted6/2021/2900/EMT

    2 x Ash to fell to ground level.

    3 The Orchard Welwyn Garden City AL8 7PL

    Received 8 Oct 2021
  7. Decided - Granted6/2019/1484/EM

    Reduce 1 x Plum tree by 3m height & 2m width

    101 Hollybush Lane Welwyn Garden City AL7 4JS

    Received 19 Jun 2019
  8. Decided - Refused6/2021/1991/FULL

    Retention and erection of three replacement buildings for agricultural purposes (farrowing pigs).

    Beavers Lodge Farm Tylers Causeway Newgate Street Hertford SG13 8QN

    Received 1 Jul 2021
  9. Decided - Granted6/2020/0304/EM

    Erection of a single storey front and a part single, part two storey rear extension following the demolition of existing conservatory and alterations to fenestration

    10 Densley Close Welwyn Garden City AL8 7JX

    Received 31 Jan 2020
  10. Decided - Granted6/2023/1407/EMT

    Cherry to reduce by approximately 2m in height and 2-2.5m in width Norway Maple to reduce height by 1.5m and width by 1.2m These 2 Trees are growing as common crown pushing away from each other from rooting/basal area 1 x Hawthorn to fell to near ground level - this is in serious decline and almost dead

    112 Parkway Welwyn Garden City AL8 6HN

    Received 5 Jul 2023
  11. Decided - Granted6/2023/0368/ADV

    Installation of 2 internally illuminated folded and welded aluminium fascia panel high level signs to replace existing

    Wagamama Unit 63 The Galleria Comet Way Hatfield AL10 0XY

    Received 16 Feb 2023
  12. Decided - Granted6/2019/0662/HOUSE

    Erection of part first floor rear, part two storey side and rear extensions with pitched roof and alterations to openings

    54 Bramble Road, Hatfield, AL10 9SE

    Received 20 Mar 2019
  13. Decided - Granted6/2022/2317/MAJ

    Demolition of the dwellings known as Videne and Tanum Farm and outbuildings to the rear of Studlands and the erection of 63 dwellings with associated accesses, parking, amenity and open space and landscaping

    Videne, Hawkshead Road, Little Heath, Potters Bar EN6 1LX

    Received 4 Oct 2022
  14. Decided - Granted6/2019/0846/TPO

    Fell 1x Beech tree covered TPO 55 (G1 No.9)

    13 Bracken Lane Welwyn AL6 0RB

    Received 8 Apr 2019
  15. Decided - Granted6/2021/2182/LAWP

    Certificate of lawfulness for the conversion of roofspace to habitable use to include a rear dormer, a juliette balcony, 3 x front rooflights and conversion of roof to hip to gable end with gable end window

    35 Holme Road Hatfield AL10 9LH

    Received 19 Jul 2021
  16. Decided - Granted6/2024/1624/TPO

    Beech tree 30% reduction (covered by TPO 24 (1976) A3)

    29 Hillside Way Welwyn AL6 0TY

    Received 23 Aug 2024
  17. Decided - Granted6/2022/0318/EM

    Loft conversion with rear dormer window and rooflights

    7 Hurstlings Welwyn Garden City AL7 3LX

    Received 10 Feb 2022
  18. Decided - Granted6/2023/2222/HOUSE

    Erection of a single storey rear extension with installation of skylight following the demolition of existing conservatory

    79 Stonecross Road Hatfield AL10 0HP

    Received 1 Nov 2023
  19. Decided6/2021/0657/TC

    Fell 1 x Oak tree and replant with 1 x Cherry Tree

    4 Barnfield Road Welwyn Garden City AL7 3TQ

    Received 1 Mar 2021
  20. Decided - Granted6/2022/0022/EM

    Widening of existing hardstanding

    65 Lemsford Lane Welwyn Garden City AL8 6YN

    Received 5 Jan 2022
  21. Decided - Granted6/2026/0198/EMT

    1 x Cherry plum to fell.

    Orchard Lawn Tennis Club Blakemere Road Welwyn Garden City AL8 7PQ

    Received 4 Feb 2026
  22. Decided - Granted6/2022/2103/HOUSE

    Erection of a single storey side extension and front extension

    56 Bramble Road Hatfield AL10 9SE

    Received 8 Sept 2022
  23. Decided - Granted6/2025/0789/HOUSE

    Erection of a single storey extension and render finish to existing two storey external walls

    16 Sycamore Avenue Hatfield AL10 8LZ

    Received 28 Apr 2025
  24. Decided - Refused6/2021/0743/LAWP

    Certificate of lawfulness for the erection of a rear extension

    77 Gresley Close Welwyn Garden City AL8 7QA

    Received 8 Mar 2021

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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