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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
40,163Searchable applications
309Recorded as pending
86%Approval rate · 33,679 approved or refused records
4,801Refused applications

28,878 approved · 4,801 refused · 2,208 withdrawn. Received dates in our records: 29 Apr 1948 to 29 Oct 2026. Most recent record check: 4 Nov 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 Counts reflect the last collected status; some records may be out of date.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 - Granted6/2023/0572/HOUSE

    Erection of first floor rear extension and proposed bricking up of existing opening on front elevation

    59 Lords Wood Welwyn Garden City AL7 2HG

    Received 14 Mar 2023
  2. Decided - WithdrawnS6/2007/0414/FP

    PROPOSED DEMOLITION OF EXISTING HOUSE AND ERECTION OF REPLACEMENT DETACHED HOUSE AND ANCILLARY WORKS

    Woodhill Farm House Kentish Lane Brookmans Park

    Received 13 Mar 2007
  3. Decided - GrantedN6/2015/0989/LUP

    Certificate of lawfulness for the erection of a canopy

    Lemsford Village Hall, Brocket Road, Lemsford, AL8 7TT

    Received 13 May 2015
  4. Under Consideration6/2026/1378/FULL

    Enclosing existing amenity land with a 1.5m fence on 0.3m gravel boards

    1 Meadow Close Welham Green Hatfield AL9 7NZ

    Received 4 Aug 2026
  5. Decided - GrantedW6/2004/1388/EM

    ERECTION OF FIRST FLOOR REAR EXTENSION AND DETACHED OUTBUILDING

    8 Brockett Close, Welwyn Garden City, AL8 7BN

    Received 15 Sept 2004
  6. Decided - Granted6/2021/1388/RM

    Approval of reserved matters (appearance, landscaping, layout and scale) for the erection of up to 13 residential units of the approved outline planning permission 6/2018/3233/OUTLINE dated 19/12/2019

    Hyde Valley House and First House Hyde Valley Welwyn Garden City AL7 4NE

    Received 30 Apr 2021
  7. Decided - Granted6/2024/2107/EM

    Installation of a hardstanding

    51 The Wade Welwyn Garden City AL7 4LG

    Received 31 Oct 2024
  8. Decided - Granted6/2024/2216/EMT

    1 x Goat willow to reduce by around 3m in height and 2m in width. 1 x Holly to reduce by around 2.5m in height and 1.2m in width.

    3 Parkfields Welwyn Garden City AL8 6EE

    Received 18 Nov 2024
  9. Decided - Withdrawn6/2025/0295/HOUSE

    Erection of single storey side and rear extensions, second storey front extension to create a double height entrance, roof alterations including loft conversion with dormer to form a terrace, alterations to hardstanding with new accesses and front boundary treatment as well as internal remodelling

    2 The Ridgeway Cuffley Potters Bar Hertfordshire EN6 4AR

    Received 18 Feb 2025
  10. Decided - RefusedS6/2008/1370/FP

    ERECTION OF FIRST FLOOR REAR EXTENSION AND SINGLE STOREY REAR EXTENSION

    5 TOLMERS AVENUE, CUFFLEY, HERTFORDSHIRE, EN6 4QE

    Received 8 Aug 2008
  11. Decided - Granted6/2020/1498/VAR

    Variation of condition 2 (approved plans and drawing numbers) on planning permission 6/2019/3183/HOUSE

    15 Broadfield Place Welwyn Garden City AL8 6LJ

    Received 24 Jun 2020
  12. Decided - Granted6/2026/0026/EM

    Double glazing windows and doors replacement (Retrospective application)

    73 Knightsfield Welwyn Garden City AL8 7JE

    Received 7 Jan 2026
  13. DecidedN6/2009/1466/TE

    REDUCTION IN HEIGHT OF ONE CONIFER TREE TO REAR GARDEN

    11 HEATHER ROAD, WELWYN GARDEN CITY, HERTS, AL8 6XX

    Received 24 Jun 2009
  14. Decided - Granted6/2020/0063/HOUSE

    Erection of single storey side extension with alterations to openings to include relocation of entrance door and part single storey rear extension to garage and installation of new garage door

    74 Rosedale Welwyn Garden City AL7 1DR

    Received 13 Jan 2020
  15. Decided6/2019/1027/TC

    Fell 1 x Leyland Cypress

    10 Blakemere Road Welwyn Garden City AL8 7PJ

    Received 29 Apr 2019
  16. Decided - Granted6/2025/2301/EM

    Erection of part two storey, part single storey rear extension, first floor side extension and single storey front porch extension with canopy

    12 Nut Grove Welwyn Garden City AL8 7SQ

    Received 30 Oct 2025
  17. Appeal Decided - DismissedW6/2013/1731/EM

    Formation of vehicle hardstanding and part removal of hedge

    2 Great Break, Welwyn Garden City, AL7 3EZ

    Received 8 Aug 2013
  18. Decided - RefusedN6/2007/1570/FP

    TWO STOREY SIDE AND REAR EXTENSION, SINGLE STOREY SIDE EXTENSION AND FRONT EXTENSION TO FORM PORCH

    70 UPPERFIELD ROAD, WELWYN GARDEN CITY, HERTS, AL7 3LW

    Received 23 Oct 2007
  19. Decided6/2023/0340/TC

    T0380 Holly hedge – reduce to 5m high and 2.5m in spread. T0384 Sycamore x 1 – fell to ground level and treat against regrowth. T0386 Holly x 1 – reduce to 5m so it becomes part of the former hedge. T0387 Yew x 1 – lift crown to 4m above ground level by pruning out second-order branches at maximum 25mm diameter, reduce height by 2m, a little more on the eastern side. T0388 Walnut x 1 – fell to ground level and treat against regrowth. T0381 Sycamore x 1 – to - reduce heights by 2.5m and spread by 2m. T0382 Sycamore x 1 – to reduce height by 2.5m and spread by 2.5m. T0383 Sycamore x 1 – to - reduce heights by 2.5m and spread by 2m. Exempt from notice T0385 yew, T0389 smoke bush and self-seeded holly at front. TPO's 264 and TPO 934 (2018) are present

    1 Fore Street Hatfield AL9 5AN

    Received 13 Feb 2023
  20. Decided - Granted6/2020/2387/COND

    Submission of details pursuant to condition 35 (biodiversity enhancement scheme) on planning permission 6/2017/1641/MAJ

    Onslow St Audreys School Old Rectory Drive Hatfield AL10 8AB

    Received 17 Sept 2020
  21. Decided - Granted6/2024/0030/EMT

    Removal of 2 x Leyland Cypress trees (A and B) Crown reduction to lower height and spread by approximately 2-3 metres of 1 x walnut tree (C) Removal of 1 x dead Plum tree (D) Crown reduction to lower height and spread by approximately 1-2 metres of 1 x magnolia tree (E)

    35 Elmwood Welwyn Garden City AL8 6LD

    Received 4 Jan 2024
  22. Decided - Granted6/2016/0619/HOUSE

    Enlarged dormer to front elevation and new dormer to rear elevation to facilitate loft conversion

    56 Warren Way Digswell Welwyn AL6 0DN

    Received 6 Apr 2016
  23. Decided - Granted6/2024/1255/EM

    New hardstanding and partial removal of a hedge

    74 Knightsfield Welwyn Garden City AL8 7HB

    Received 4 Jul 2024
  24. Appeal Decided - Allowed6/2018/1230/EM

    Replacement garage door

    16 Roundwood Drive Welwyn Garden City AL8 7JZ

    Received 9 May 2018

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

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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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