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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
39,482Searchable applications
344Recorded as pending
86%Approval rate · 33,034 approved or refused records
4,721Refused applications

28,313 approved · 4,721 refused · 2,164 withdrawn. Received dates in our records: 29 Apr 1948 to 21 Oct 2026. Most recent record check: 27 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 Counts reflect the last collected status; some records may be out of date.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. Appeal Decided - Dismissed6/2019/0866/HOUSE

    Retention of detached garage with a reduction in the height of the existing roof

    6B Hill Rise Cuffley Potters Bar EN6 4EE

    Received 10 Apr 2019
  2. Decided - WithdrawnN6/2014/2184/FP

    Change of use and subdivision of property to provide chiropractors and erection of first floor side extension, single storey rear extension and garage conversion following demolition of existing single storey rear extension

    32 Great North Road Welwyn Garden City AL8 7TJ

    Received 6 Oct 2014
  3. Decided - Granted6/2019/0695/HOUSE

    Replacement of windows and front porch

    31 Station Road Welham Green Hatfield AL9 7PQ

    Received 21 Mar 2019
  4. Decided - Granted6/2018/2500/HOUSE

    Installation of front dormer, alterations to ground floor rear extension and part conversion of garage to habitable space

    14 Warwick Avenue Cuffley Potters Bar EN6 4RS

    Received 1 Oct 2018
  5. Appeal Decided - AllowedN6/2013/0320/FP

    Erection of two houses (4 bedroom) with associated landscaping and parking

    1 Heathbrow Road Welwyn AL6 0QG

    Received 11 Feb 2013
  6. Decided - GrantedN6/2004/1128/FP

    REPLACEMENT OF EXISTING WINDOWS AND FRENCH DOORS

    26 Barnside Court Welwyn Garden City AL8 6TL

    Received 23 Jul 2004
  7. Decided - Granted6/2021/3190/LAWP

    Certificate of lawfulness for the erection of loft conversion hip to gable with rear dormer and front roof lights

    26 Heronfield Little Heath Potters Bar EN6 1JA

    Received 8 Nov 2021
  8. Decided - Refused6/2022/1356/PN15

    Prior approval for the installation of a 15m height slim line phase 9 monopole with 3no. additional ancillary equipment cabinets and associated ancillary works

    62 Travellers Lane Hatfield Hertfordshire AL10 8SF

    Received 10 Jun 2022
  9. Decided - GrantedS6/2007/1140/FP

    ERECTION OF SINGLE STOREY REAR EXTENSION AND ROOF CONVERSION INCORPORATING DORMER WINDOWS

    65 King James Avenue Cuffley Potters Bar EN6 4LN

    Received 31 Jul 2007
  10. Decided6/2022/1962/TC

    Fell dead walnut tree in rear garden.

    34 High Oaks Road Welwyn Garden City AL8 7BH

    Received 23 Aug 2022
  11. DecidedN6/2010/1575/TE

    Works to DDD Silver Birch tree

    124 Lemsford Lane Welwyn Garden City AL8 6YP

    Received 21 Jul 2010
  12. Decided - GrantedS6/2007/0767/FP

    ERECTION OF TWO STOREY SIDE AND REAR EXTENSION

    4 Homewood Avenue Cuffley Potters Bar EN6 4QG

    Received 18 May 2007
  13. Decided - GrantedS6/2013/1940/FP

    Erection of first floor extension, and single storey front and rear extensions, works to include new roof

    27 Tolmers Road, Cuffley, Potters Bar, EN6 4JF

    Received 11 Sept 2013
  14. Decided - GrantedS6/2013/1063/DS

    Discharge of condition 5 (Landscape) of planning permission S6/2011/2614/FP

    35 Lemsford Road Hatfield AL10 0DL

    Received 8 May 2013
  15. Decided - Granted6/2021/0154/COND

    Submission of details pursuant to conditions 1 (sample of materials to be used) and 2 (details of crown roof) on planning permission 6/2020/3011/HOUSE

    35 Westland Drive Brookmans Park AL9 7UG

    Received 19 Jan 2021
  16. Decided - Granted6/2017/1069/HOUSE

    Erection of single storey rear extension and installation of dormer windows to facilitate loft conversion to habitable space

    19 Theobalds Road Cuffley Potters Bar EN6 4HQ

    Received 17 May 2017
  17. Decided - RefusedS6/2008/2380/FP

    ERECTION OF TWO STOREY SIDE AND SINGLE STOREY REAR EXTENSIONS

    61 SELWYN CRESCENT, HATFIELD, HERTFORDSHIRE, AL10 9NW

    Received 12 Jan 2009
  18. Appeal Decided - Dismissed6/2019/1329/HOUSE

    Installation of 3 x roof lights to existing roof on side elevation, 1x front and 1x rear dormer to facilitate extension of existing first floor by raising the roof with alterations to openings and lengthening of existing side dormer.

    33 The Avenue Welwyn AL6 0PW

    Received 4 Jun 2019
  19. Decided - Granted6/2023/2516/FULL

    Erection of a new barn style teaching facility following demolition of two existing buildings

    Boltons Park Farm 44 Hawkshead Road Little Heath Potters Bar Hertfordshire EN6 1NB

    Received 18 Dec 2023
  20. Decided - GrantedN6/2007/1600/MA

    ERECTION OF A NEW COMMUNITY HUB FOR THE PURPOSES OF EDUCATION & LEISURE AND REPLACEMENT SKI FACILITIES

    GOSLING SPORTS PARK, STANBOROUGH ROAD, WELWYN GARDEN CITY, HERTFORDSHIRE, AL8 6XE

    Received 29 Oct 2007
  21. Decided - Granted6/2025/1778/TC

    H1 – Leyland cypress hedge/trees to top to a height of 4m ad side up on the western side to create a 1.5m air-gap between dwelling and hedge. T1, T2 & T3 – Holly to top trees to a height of 2 to 2.3m in height and side up to create a 2m air-gap with the dwelling. (Trees to be made into a hedge to comply with High Hedge Regs).

    Glebe House Ellesfield Welwyn AL6 9HB

    Received 21 Aug 2025
  22. Decided - Granted6/2024/1542/EMT

    Reduce by 25% Hormbeam tree on boarders of 30 and 32 Beehive Lane.

    32 and 30 Beehive Lane Welwyn Garden City AL7 4BQ

    Received 13 Aug 2024
  23. Decided - GrantedN6/2015/0190/FP

    Erection of single storey side extension

    20 Ingles, Welwyn Garden City, AL8 7HH

    Received 29 Jan 2015
  24. Decided - Granted6/2023/1720/EM

    Re-routing and extension of existing footpath and installation of proposed footpath to include change of materials, resurface driveway and replace dwarf wall along front boundary

    23 Roundwood Drive, Welwyn Garden City, AL8 7JZ

    Received 15 Aug 2023

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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