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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
40,250Searchable applications
321Recorded as pending
86%Approval rate · 33,746 approved or refused records
4,812Refused applications

28,934 approved · 4,812 refused · 2,213 withdrawn. Received dates in our records: 29 Apr 1948 to 29 Oct 2026. Most recent record check: 6 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 Counts reflect the last collected status; some records may be out of date.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 - Granted6/2018/0659/LAWP

    Certificate of lawfulness for erection of a single storey side extension to provide garage and internal alterations

    11 Thrush Lane Cuffley Potters Bar EN6 4JU

    Received 8 Mar 2018
  2. Decided - Refused6/2015/1893/HOUSE

    Erection of first floor extension over existing garage

    30 Huggins Lane, Welham Green, Hatfield, AL9 7LE

    Received 9 Sept 2015
  3. Decided - Granted6/2024/2434/EM

    Proposed Oubuilding to side of Dwelling

    14 Broadfield Place Welwyn Garden City AL8 6LJ

    Received 24 Dec 2024
  4. Decided - Withdrawn6/2018/0221/EM

    Erection of 5 x 3-bedroom terraced dwellings with off street parking and the retention of 1 x garage block, following the demolition of 57 existing garages

    Site at rear of 41-51 Great Ganett Welwyn Garden City AL7 3DB

    Received 24 Jan 2018
  5. Decided - Granted6/2016/2455/EM

    Removal of Oak tree

    29 Woodland Rise Welwyn Garden City AL8 7LJ

    Received 21 Nov 2016
  6. Decided - Granted6/2021/0574/FULL

    Installation of 43 no. replacement windows

    Charter House Parkway Welwyn Garden City AL8 6JL

    Received 23 Feb 2021
  7. DecidedN6/2014/2295/TC

    Reduce two Cherry trees by 30%

    Land adj to, 66 - 101 Gresley Close, Welwyn Garden City, AL8 7QB

    Received 20 Oct 2014
  8. Decided - Granted6/2017/1785/HOUSE

    Erection of single storey rear extension following the demolition of existing store rooms, garden shed and greenhouse, and provision of rear patio with boundary screening.

    2 Parkway Close Welwyn Garden City AL8 6HJ

    Received 14 Aug 2017
  9. Decided - Granted6/2021/0296/HOUSE

    Erection of single storey rear extension, construction of flat roof with 1 x skylight, conversion of garage to form home office/study

    48 Theobalds Road Cuffley Potters Bar EN6 4HL

    Received 1 Feb 2021
  10. Appeal Decided - DismissedS6/2007/1406/FP

    ERECTION OF NEW DETACHED 2 BEDROOM DWELLING

    LAND REAR OF, 46 PEPLINS WAY, BROOKMANS PARK, HATFIELD, HERTS, AL9 7UU

    Received 21 Sept 2007
  11. Decided - Granted6/2021/2310/PN8

    Prior approval for the erection of a single storey rear extension measuring 5m in depth, 3.3m in height, 3m to the eaves

    7 Meadow Croft Hatfield AL10 0SG

    Received 3 Aug 2021
  12. DecidedN6/2015/0036/CD

    Proposed two storey classroom block, additional car parking, hard play area and associated external works

    Holwell JMI School, Holwell Road, Welwyn Garden City, AL7 3RP

    Received 7 Jan 2015
  13. Decided - Granted6/2021/2929/EMT

    50ft Oak tree to reduce by 30%

    351 Knightsfield, Welwyn Garden City, AL8 7NB

    Received 12 Oct 2021
  14. Decided - WithdrawnN6/2005/1347/FP

    ERECTION OF SINGLE STOREY REAR EXTENSION

    62 Mount Way Welwyn Garden City AL7 4LB

    Received 24 Oct 2005
  15. DecidedN6/2013/1532/TC

    Removal of Birch tree and 4 metre crown reduction of Elder tree

    42 Handside Lane, Welwyn Garden City, AL8 6SJ

    Received 16 Jul 2013
  16. Decided - GrantedW6/2014/0172/TE

    Removal of Prunus and self set Ash and Sycamore saplings

    37 Attimore Road, Welwyn Garden City, AL8 6LG

    Received 27 Jan 2014
  17. Decided - Granted6/2019/3220/HOUSE

    Installation of horizontal featheredged boarding and alterations to first floor level window and removal of conservatory.

    Hyde Cottage 16-18 Cromer Hyde Lane Lemsford Welwyn Garden City AL8 7XE

    Received 23 Dec 2019
  18. Decided - GrantedW6/2013/1776/EM

    Erection of single storey side extension and outbuilding following demolition of existing garage/store

    11 Nut Grove, Welwyn Garden City, AL8 7SQ

    Received 19 Aug 2013
  19. Decided - Granted6/2022/1393/FULL

    Demolition of existing commercial building (Use Class B8) and erection of a new dwelling of the same size, form and design as the previously permitted conversion proposal approved under ref: 6/2021/1733/FULL

    Cuffley Hills Barn The Ridgeway Cuffley Potters Bar EN6 4AY

    Received 16 Jun 2022
  20. Decided - GrantedS6/2008/0950/FP

    ERECTION OF TWO STOREY REAR AND SIDE EXTENSION

    THE BEE HOUSE, HANBURY LANE, ESSENDON, HATFIELD, HERTFORDSHIRE, AL9 6AY

    Received 19 Jun 2008
  21. Decided - Granted6/2023/1875/TC

    T2 Norway Spruce to fell due to poor maintenance

    11 The Green Welwyn AL6 9EA

    Received 8 Sept 2023
  22. Decided - Refused6/2018/1361/LAWE

    Certificate of lawfulness for 2 dwellinghouses

    Tolmers Park Farm Newgate Street Village Hertford SG13 8RG

    Received 22 May 2018
  23. Decided6/2024/1976/TC

    1 x Robinia to reduce back to previous cuts - 25% approx.

    12 The Valley Green Welwyn Garden Cit AL8 7DQ

    Received 15 Oct 2024
  24. Decided - Granted6/2019/1423/EM

    Reduce 2 lower crowns x Scotts Pine trees by 2m

    20 Roundwood Drive Welwyn Garden City AL8 7JZ

    Received 12 Jun 2019

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

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

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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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