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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
23,617Searchable applications
313Recorded as pending
86%Approval rate · 19,302 approved or refused records
2,696Refused applications

16,606 approved · 2,696 refused · 1,220 withdrawn. Received dates in our records: 5 Jan 2005 to 2 Oct 2026. Most recent record check: 14 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 Counts reflect the last collected status; some records may be out of date.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 - Granted6/2020/3115/TPO

    Oak (T1) partial crown reduction between 1 & 2 meters to maintain a balanced shape.

    7 Old Forge Close Welwyn AL6 0SR

    Received 23 Nov 2020
  2. Decided - Granted6/2023/1504/LAWE

    Certificate of lawfulness for the existing extension above the lounge

    Netherfield Vineyards Road Northaw Potters Bar EN6 4PH

    Received 18 Jul 2023
  3. Decided - Refused6/2018/2579/HOUSE

    Erection of pitched roofed porch

    27 Waterbeach Welwyn Garden City AL7 2PT

    Received 8 Oct 2018
  4. Decided - Granted6/2017/1435/FULL

    Demolition of rear outbuilding

    32 Parkway Welwyn Garden City AL8 6HQ

    Received 29 Jun 2017
  5. Decided - Granted6/2022/2808/TPO

    T1 - Oak - Remove Ivy covered tree - Poor specimen T2 - Conifer - Fell - small tree not growing well T9 - Pine - Fell - Dead T10 - Pine - Fell - in decline T11 - Pine Fell - in decline All trees covered by TPO 633 (2017)

    15 The Drive Welwyn AL6 0TW

    Received 12 Dec 2022
  6. Decided - Granted6/2017/1823/LAWE

    Certificate of lawfulness for granny annexe

    88 Park Meadow Hatfield AL9 5HE

    Received 14 Aug 2017
  7. Decided - Withdrawn6/2020/3219/TPO

    T1 Maple: Fell. Replace with Hornbeam.

    68 Peartree Lane Welwyn Garden City AL7 3UH

    Received 30 Nov 2020
  8. Decided - Granted6/2023/0165/EMT

    To remove pine tree located at the rear of the property

    13 Colgrove Welwyn Garden City AL8 6HY

    Received 23 Jan 2023
  9. Decided - Granted6/2024/1078/HOUSE

    Erection of two storey side extension, single storey rear extension, front porch, installation of front dormer, change roof of existing dormer to pitched, chimney removal, demolition of existing garage and shed, installation of safety handrail, alterations to openings and patio, removal of rear boundary hedge, and driveway alterations including widening, levelling and changing materials

    77 Cranfield Crescent Cuffley Potters Bar EN6 4DZ

    Received 11 Jun 2024
  10. Appeal Decided - Dismissed6/2018/2741/HOUSE

    Retention of outdoor barbecue area

    44 Heron Way Hatfield AL10 8QX

    Received 24 Oct 2018
  11. Decided - Granted6/2023/0597/COND

    Submission of details pursuant to condition 1 (materials), 2 (landscaping), 3 (screening to terrace) and 4 (cycle storage) on planning permission 6/2022/2445/FULL

    13 East Ridgeway Cuffley Potters Bar EN6 4AW

    Received 16 Mar 2023
  12. Decided - Granted6/2019/1012/EM

    Fell 1 x Sycamore tree

    10 Attimore Road Welwyn Garden City AL8 6LW

    Received 26 Apr 2019
  13. Decided - Granted6/2020/1336/TPO

    Fell 1 x Cherry Tree Covered by TPO 635[2017] TI

    1 Jenning Wood Welwyn AL6 0SL

    Received 12 Jun 2020
  14. Decided - Granted6/2020/2363/EMT

    Reduce canopy 1 x Apple tree by 1.2m and thin out water shoots by 30%.

    29 Blakemere Road Welwyn Garden City AL8 7PQ

    Received 15 Sept 2020
  15. Decided - Granted6/2022/1300/EM

    Replacing existing garden shed with summer house - natural colour. Two alternative styles (propose to implement whichever of the two are most cost effective). Size and style almost identical (and to be installed adjacent) to rear neighbour's similar equivalent summer house. Our garden is slightly lower and so summerhouse apex same or lower than rear neighbour's adjacent summerhouse.

    32 Valley Road Welwyn Garden City AL8 7DN

    Received 6 Jun 2022
  16. Decided6/2021/2468/TC

    1x Oak (left) to reduce canopy by 1.2m height and width and remove all major deadwood 1x Oak (right) to reduce canopy by 1.5m height and 2m width and remove major deadwood

    19 Coneydale Welwyn Garden City AL8 7RX

    Received 23 Aug 2021
  17. Decided - Granted6/2019/1889/EM

    Fell 1x Fir tree

    23 Barleycroft Road Welwyn Garden City AL8 6JX

    Received 31 Jul 2019
  18. Decided - Granted6/2018/2990/EM

    Fell 1 x Beech tree

    1 Middlefield Welwyn Garden City AL7 4DQ

    Received 21 Nov 2018
  19. Decided - Granted6/2016/1691/COND

    Approval of details reserved by condition 2 (materials), 3 (landscape details), 4 (building works), Condition 7 (Noise report), Condition 8 (New Access) and Condition 10 (Parking details) on planning permission 6/2015/2333/FULL

    Land behind and adjacent to 17 - 17A Station Road, Cuffley, Potters Bar, EN6 4HX

    Received 18 Aug 2016
  20. Decided - Granted6/2020/1193/COND

    Submission of details pursuant to condition 2 (Archaeological Written Scheme of Investigation) of planning permission 6/2017/1678/HOUSE

    3 Mill Green Cottages, Mill Green, Bush Hall Lane, Hatfield, AL9 5PB

    Received 28 May 2020
  21. Decided - Granted6/2018/0633/VAR

    Variation of condition 3 (visibility splays, service vehicle access and turning areas) on planning permission 6/2017/0547/FULL, dated 29/01/2018

    Land adjacent to 82 Great North Road, Welwyn, AL6 0TA

    Received 6 Mar 2018
  22. Decided - RefusedS6/2014/1697/PP

    Outline application for residential led mixed use development comprising up to 493 residential dwellings; 115 retirement units with associated care and administrative facilities; 3,138 sqm of retail/leisure/community floorspace; primary school; energy centre, together with associated infrastructure including new vehicular access, public open space, landscaping, car parking and other associated works with all matters reserved except for access and scale [number of storeys].

    Land at Northaw Road East, Cuffley, Potters Bar, EN6 4RB

    Received 28 Jul 2014
  23. Decided - Granted6/2021/0454/HOUSE

    Erection of a two storey rear infill extension, alterations to fenestration on existing rear elevation and replacement front facing roof light to existing roof

    4A Firway Close Welwyn AL6 0RE

    Received 12 Feb 2021
  24. Decided - Refused6/2017/0132/HOUSE

    Erection of part single storey and part two storey side and rear extension following demolition of existing rear addition as well as installation of bay window to front ground floor.

    40 New Park Road Newgate Street Hertford SG13 8RF

    Received 25 Jan 2017

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 permission drawings: how to read plans

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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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