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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
40,297Searchable applications
322Recorded as pending
86%Approval rate · 33,788 approved or refused records
4,816Refused applications

28,972 approved · 4,816 refused · 2,217 withdrawn. Received dates in our records: 29 Apr 1948 to 29 Oct 2026. Most recent record check: 7 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 Counts reflect the last collected status; some records may be out of date.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 - GrantedW6/2015/0824/EM

    Installation of bathroom window

    23 Summer Dale, Welwyn Garden City, AL8 7QH

    Received 16 Apr 2015
  2. Decided - Granted6/2022/0734/HOUSE

    Erection of a two storey rear extension and single storey side to rear extension with alterations to fenestration and external materials

    32 Bradgate Cuffley Potters Bar Hertfordshire EN6 4RL

    Received 28 Mar 2022
  3. Decided - GrantedC6/1987/0603/FP

    Single storey rear extension to form conservatory and rear covered area

    17 Great Ganett, Welwyn Garden City, AL7 3DA

    Received 1 Jan 1987
  4. Decided - Granted6/2018/1550/HOUSE

    Erection of single storey side extension following demolition of existing conservatory

    11 Bradmore Way Brookmans Park Hatfield AL9 7QY

    Received 11 Jun 2018
  5. Decided - Refused6/2024/1814/HOUSE

    Remodelling of an existing single storey rear extension with new rooflights and a hip to gable loft extension to include a new rear dormer

    119 Peplins Way Brookmans Park AL9 7UT

    Received 20 Sept 2024
  6. Decided - Granted6/2023/0199/EM

    Alterations to existing driveway and pathway

    87 Pentley Park Welwyn Garden City AL8 7SL

    Received 26 Jan 2023
  7. Appeal Decided - AllowedN6/2005/1507/AD

    INSTALLATION OF EXTERNALLY ILLUMINATED SIGNAGE TO THE FRONT AND REAR OF BUILDING

    11 Stonehills Welwyn Garden City AL8 6NA

    Received 6 Dec 2005
  8. Decided6/2024/1006/TC

    Rear: 1 x Corkscrew Willow to remove in sections to ground level. Domination area of the garden and blocking lots of light to large parts of the garden 1 x Thuja to remove in sections to ground level. Blocking large area of the garden 1 x Laurel to reduce by 1.2m in height and 1.2m width to maintain size Front 1 x Lawson Cypress to remove to ground level. This is too close to the house

    5 The Valley Green Welwyn Garden City AL8 7DQ

    Received 30 May 2024
  9. Decided - Granted6/2024/1800/LAWP

    Certificate of lawfulness for proposed external and internal alterations to the garage and single storey rear extension

    9 Welham Manor Welham Green Hatfield AL9 7EL

    Received 18 Sept 2024
  10. Decided - Granted6/2018/0479/HOUSE

    Erection of a part single and part two storey side and rear extension, including alterations to the roof

    26 Hill Rise Cuffley Potters Bar EN6 4EJ

    Received 16 Feb 2018
  11. Decided - GrantedW6/2004/1230/EM

    FORMATION OF VEHICLE HARDSTANDING

    52 Crookhams, Welwyn Garden City, AL7 1PF

    Received 11 Aug 2004
  12. Appeal Decided - DismissedS6/2008/2447/FP

    ERECTION OF RESIDENTIAL BLOCK CONSISTING OF TWO, 2 BEDROOM FLATS WITH ASSOCIATED PARKING

    Land rear of 45 Bradshaws Hatfield AL10 9QS

    Received 17 Dec 2008
  13. Decided - RefusedN6/2008/0831/FP

    ERECTION OF SINGLE STOREY AND TWO STOREY REAR EXTENSIONS AND INSTALLATION OF ROOF LIGHTS TO REAR ELEVATION AND REPLACEMENT GARAGE, FOLLOWING DEMOLITION OF EXISTING REAR EXTENSION AND TIMBER GARAGE

    23 BLAKEMERE ROAD, WELWYN GARDEN CITY, HERTFORDSHIRE, AL8 7PQ

    Received 27 May 2008
  14. Decided - Granted6/2026/1263/COND

    Submission of details pursuant to Condition 24 (External Lighting) on planning permission 6/2024/2418/MAJ

    Land south of Welham Manor and west of Station Road, including 26 Station Road Welham Green AL9 7EL

    Received 17 Jul 2026
  15. Decided - Granted6/2016/1098/LB

    Re-painting drive-thru frame

    KFC, Comet Way, Hatfield, AL10 9TF

    Received 2 Jun 2016
  16. Decided - GrantedN6/2013/1975/TP

    Reduce by 25% T1 Ash, fell Ash T3, fell 2 Poplars, fell 2 hawthorns and reduce 1 hawthorn by 1/3 and reduce Holly to 1.8 - 2.4 mtrs covered by TPO 105 G1

    3 Evergreen Close Woolmer Green Knebworth SG3 6JN

    Received 12 Sept 2013
  17. Decided - Withdrawn6/2025/0174/HOUSE

    Single storey rear and side extensions

    5 Booths Close Welham Green Hatfield AL9 7NW

    Received 3 Feb 2025
  18. Decided - RefusedW6/2013/1342/EM

    Replacement driveway and alterations to front garden

    23 Sherrardspark Road, Welwyn Garden City, AL8 7JW

    Received 24 Jun 2013
  19. Decided - GrantedW6/2014/0357/TE

    Reduce 2 ash trees by 20% and remove one large branch from one tree that overhangs adjacent rear garden

    Land between, 6 Hawthorns & 26 Pentley Park, Welwyn Garden City, AL8 7SE

    Received 11 Nov 2013
  20. Decided - GrantedN6/2013/0473/TC

    Fell diseased Silver Birch tree

    59 Woodland Rise, WELWYN GARDEN CITY, AL8 7LJ

    Received 8 Mar 2013
  21. Decided - Refused6/2023/0484/TPO

    TPO - T1 - 1 x Oak to reduce by approximately 2.5m in height and 3m in width. Remove major deadwood, branches greater than 30mm in diameter and 400mm in length. Conservation area - T2 - 1 x Oak to reduce lateral branches on left side of canopy by approximately 2m. Remove major deadwood, branches greater than 30mm in diameter and 400mm in length

    26 Reddings Welwyn Garden City AL8 7LA

    Received 2 Mar 2023
  22. Decided - GrantedW6/2015/0251/EM

    Replacement of existing front door

    36 Woodland Rise Welwyn Garden City AL8 7LF

    Received 9 Feb 2015
  23. Decided - Granted6/2017/0061/HOUSE

    Erection of first floor extension and alterations

    11 St Ives Close Digswell Welwyn AL6 0BB

    Received 16 Jan 2017
  24. Decided - GrantedS6/2004/0201/LU

    CERTIFICATE OF LAWFUL USE FOR THE ADDITION OF MEZZANINE FLOOR

    ASDA STORES LTD, 98 TOWN CENTRE, HATFIELD, HERTFORDSHIRE, AL100JW

    Received 9 Feb 2004

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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