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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
37,145Searchable applications
335Recorded as pending
86%Approval rate · 30,967 approved or refused records
4,294Refused applications

26,673 approved · 4,294 refused · 1,999 withdrawn. Received dates in our records: 29 Apr 1948 to 20 Oct 2026. Most recent record check: 25 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 Counts reflect the last collected status; some records may be out of date.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 - Granted6/2019/0984/HOUSE

    Erection of single storey side and rear extension, following demolition of existing rear conservatory and toilet extension

    50 Church Road Welwyn Garden City AL8 6QJ

    Received 24 Apr 2019
  2. Decided - Withdrawn6/2016/2388/HOUSE

    Conversion of loft with installation of 4 dormers

    3 Dolesbury Drive Welwyn AL6 0QE

    Received 3 Nov 2016
  3. Decided - Granted6/2018/2814/HOUSE

    Erection of a single storey front infill extension, single storey rear and single storey side extension, conversion of garage and construction of two side dormers to facilitate conversion of the loft to habitable space, following the demolition of the existing conservatory

    95 The Ryde Hatfield AL9 5DN

    Received 31 Oct 2018
  4. Decided - GrantedS6/2014/2704/FP

    Change of use to sui-generis (Large HMO)

    5 West View, Hatfield, AL10 0PJ

    Received 17 Dec 2014
  5. Decided - Granted6/2018/1875/EM

    Conversion of garage to habitable space extension of flat roof including installation of roof lantern installation of window and wall following removal of garage door

    6 Homerfield Welwyn Garden City AL8 6QZ

    Received 17 Jul 2018
  6. Decided6/2025/1507/TC

    T1. Magnolia - Shape and balance the crown of the tree by bringing in selective limbs on all sides up to 2 metres. All cuts will be made to viable growth, and we will cut in the sides over the pub garden and over the property a little harder to prevent obstructions. S1. Cotoneaster - Right of the rear garden as you come through the gate. Reshape with hedge cutters all around C1. Wisteria/Boston Ivy - Starting on the front of the house, cut back to the property line where the wisteria has started to grow onto the neighbour's property. Bring the height down to below the top window cill and keep level following all around the property, including the Boston Ivy, also growing adjacent to the Wisteria on the side of the house. Prune back towards the source of the entire wisteria, removing new growth and any deadwood, making it tight and compact, leaving good growth points.

    28 Mill Lane Welwyn AL6 9ET

    Received 11 Jul 2025
  7. Decided - GrantedS6/2010/0182/FP

    ERECTION OF SINGLE STOREY FRONT AND SIDE EXTENSION

    36 BRADGATE, CUFFLEY, POTTERS BAR, HERTS, EN6 4RN

    Received 2 Feb 2010
  8. Decided - Granted6/2024/2198/LAWP

    Certificate of lawfulness for the proposed installation of new gates

    3 The Crest Welwyn AL6 0EF

    Received 13 Nov 2024
  9. Decided - Granted6/2020/0718/COND

    Submission of details pursuant to condition 2 (scheme of remediation) 3 (archaeological written scheme of investigation) 4 (environmental management plan for the construction period) and 6 (bat survey) on planning permission 6/2019/0217/MAJ

    Northaw House Coopers Lane Northaw Potters Bar EN6 4NG

    Received 9 Mar 2020
  10. Decided - Granted6/2022/1957/FULL

    Erection of 3no. 5 bed 2 storey residential dwellings, accessed from Ponsbourne Road. Each plot has a front and rear garden, associated parking and garage

    Land adjacent to Coach and Horses Newgate Street Village Hertford SG13 8RA

    Received 22 Aug 2022
  11. Decided - Granted6/2020/3411/LAWP

    Certificate of lawfulness for the erection of one dormer

    11 Heronfield Little Heath Potters Bar EN6 1JA

    Received 21 Dec 2020
  12. Decided - Granted6/2025/0607/LAWE

    Certificate of lawfulness for existing building works carried out in 2014/15 as minor variations to approved work to extend and alter a two storey detached dwelling house

    13 Mornington Digswell Welwyn AL6 0AJ

    Received 31 Mar 2025
  13. Decided - GrantedS6/2007/1848/MA

    CHANGE OF USE TO MIXED USE COMPRISING B1( C ), B2 AND B8 WITH ANCILLARY OFFICES TO THE NE AND SW OF THE BUILDING

    All Needs Building and Construction, Capital Connect 4, Travellers Lane, Hatfield, AL9 7HF

    Received 3 Dec 2007
  14. Decided - Withdrawn6/2020/1967/LAWP

    Certificate of lawfulness for proposed single storey outbuildings for use as garage, annex and residential storage.

    The Cottage Foxes Lane Hatfield AL9 7BA

    Received 7 Aug 2020
  15. Decided - Granted6/2026/0149/LAWP

    Certificate of lawfulness for the erection of a single storey rear extension following demolition of shed, loft conversion with dormer and insertion of rooflights

    2 Breakmead Welwyn Garden City AL7 3HG

    Received 29 Jan 2026
  16. Decided - GrantedS6/2009/2508/DS

    DISCHARGE OF CONDITION 5 (CYCLE PARKING) & 6 (LANDSCAPING) FROM PLANNING PERMISSION S6/2009/1728/FP

    Burvill House Surgery 52-54 Dellfield Road Hatfield AL10 8HP

    Received 25 Nov 2009
  17. Decided - Granted6/2016/2670/HOUSE

    Alterations to front elevation, including erection of 2 front gables, alterations to existing garage and erection of rear pergola with associated landscaping.

    Birch House Lanercost Close Welwyn AL6 0RW

    Received 14 Dec 2016
  18. Decided - Granted6/2024/0803/TC

    15ft crown reduction to 9 x conifers at rear of garden

    34 Fordwich Road Welwyn Garden City AL8 6EY

    Received 29 Apr 2024
  19. Decided - Refused6/2023/0408/PN8

    Prior approval for the erection of a single storey rear extension measuring 5m. in depth, 3.9m. in height and 3m. to the eaves

    61 The Ridgeway Cuffley Potters Bar EN6 4BD

    Received 22 Feb 2023
  20. Decided - Granted6/2021/1045/PN8

    Prior approval for the erection of a single storey rear extension measuring 4m in depth, 3m in height and 3m to the eaves

    10 Little Ganett Welwyn Garden City AL7 3DG

    Received 29 Mar 2021
  21. Decided - Granted6/2022/2172/TPO

    Reduce Oak tree in front garden by 2m height, 4m width, lift canopy to 3meters, as the tree is over growing and getting too close to the property. We want to stunt the growth of the root system. We also wish to remove dead and low hanging branches.

    15A Oaklea Welwyn AL6 0PT

    Received 20 Sept 2022
  22. Decided - Granted6/2021/2596/HOUSE

    Demolition of existing side extension to facilitate the erection of a single storey side extension and alterations to openings on the existing ground floor rear elevation

    67 Somers Road Welham Green Hatfield AL9 7PT

    Received 7 Sept 2021
  23. Decided - GrantedN6/2014/2332/HH

    Prior approval for a single storey rear extension

    192 Knella Road, Welwyn Garden City, AL7 3NN

    Received 23 Oct 2014
  24. Decided - Granted6/2025/2184/LAWP

    Certificate of lawfulness for the erection of an ancillary detached outbuilding

    3 Barneswood Digswell Welwyn AL6 0EU

    Received 14 Oct 2025

Records are ordered by application ID, not submission date. Use search to find a particular address or proposal.

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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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