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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
40,146Searchable applications
300Recorded as pending
86%Approval rate · 33,676 approved or refused records
4,802Refused applications

28,874 approved · 4,802 refused · 2,208 withdrawn. Received dates in our records: 29 Apr 1948 to 26 Oct 2026. Most recent record check: 2 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 Counts reflect the last collected status; some records may be out of date.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 - Granted6/2015/2531/HOUSE

    Erection of single storey rear extension

    82 The Vineyard, Welwyn Garden City, AL8 7PU

    Received 23 Dec 2015
  2. Under Consultation6/2026/1858/COND

    Submission of details pursuant to condition 5 (Surface Water Drainage Network) on planning permission 6/2025/0321/MAJ

    Former Shredded Wheat Factory Broadwater Road Welwyn Garden City AL7 1RR

    Received 14 Oct 2026
  3. Decided - Granted6/2015/2044/HOUSE

    Erection of single storey side extension to form replacement garage

    15 Handside Lane, Welwyn Garden City, AL8 6SE

    Received 5 Oct 2015
  4. Decided - GrantedS6/2008/1730/FP

    ERECTION OF REAR CONSERVATORY

    28 MOSQUITO WAY, HATFIELD, HERTFORDSHIRE, AL10 9AZ

    Received 5 Sept 2008
  5. Decided - Refused6/2022/1248/LAWP

    Certificate of Lawfulness for the erection of a single storey side extension

    Manor Cottage Vineyards Road Northaw Potters Bar EN6 4PQ

    Received 26 May 2022
  6. Decided - Granted6/2022/0346/HOUSE

    Erection of single storey rear extension with rooflight.

    27 Homewood Avenue Cuffley Potters Bar Hertfordshire EN6 4QQ

    Received 14 Feb 2022
  7. Decided - GrantedN6/2007/1805/FP

    ERECTION OF REAR CONSERVATORY

    47 LANGSTONE LEY, WELWYN GARDEN CITY, HERTFORDSHIRE, AL7 1FR

    Received 27 Nov 2007
  8. Decided - Granted6/2023/1225/HOUSE

    Installation of air source heat pump

    86 Moffats Lane Brookmans Park AL9 7RW

    Received 9 Jun 2023
  9. Decided - GrantedN6/2013/0749/AD

    Erection of non-illuminated fascia sign, awning and 4 x external trolley planter with signage

    Simmons (Bakers) Ltd, 33 Howardsgate, WELWYN GARDEN CITY, AL8 6AP

    Received 8 Apr 2013
  10. Decided - RefusedN6/2009/0368/FP

    RETENTION OF FREE STANDING TIMBER PERGOLA TO FRONT ELEVATION

    The Red Lion 26 London Road Woolmer Green Knebworth SG3 6JP

    Received 24 Feb 2009
  11. Decided - Granted6/2017/0076/HOUSE

    Erection of two storey rear extension

    72 New Park Road Newgate Street Hertford SG13 8RF

    Received 16 Jan 2017
  12. Decided - Granted6/2021/3258/EM

    Erection of garage on existing neighbouring parking space

    11 Linces Way Welwyn Garden City AL7 3JN

    Received 16 Nov 2021
  13. Decided - GrantedS6/2008/0040/FP

    DEMOLITION OF EXISTING DWELLING AND ERECTION OF DETACHED CHALET BUNGALOW WITH NEW VEHICLE ACCESS

    31 KING JAMES AVENUE, CUFFLEY, POTTERS BAR, HERTFORDSHIRE, EN6 4LN

    Received 3 Jan 2008
  14. Decided - GrantedN6/2004/1420/FP

    ERECTION OF TWO STOREY REAR EXTENSION

    11 Cowper Road Welwyn Garden City AL7 3LT

    Received 23 Sept 2004
  15. Decided - Refused6/2026/0554/COND

    Submission of details pursuant to Condition 1 (Construction Management Plan) on planning permission 6/2025/2579/HOUSE

    118 Ludwick Way Welwyn Garden City AL7 3PY

    Received 26 Mar 2026
  16. Decided - GrantedN6/2008/0033/TP

    APPLICATION TO FELL OAK TREE T1 COVERED BY TPO 395

    36 PARKWAY, WELWYN GARDEN CITY, HERTFORDSHIRE, AL8 6HQ

    Received 7 Jan 2008
  17. Decided - Refused6/2021/0556/ADV

    Installation of non illuminated 1x fascia sign, 1x post mounted sign, 2x painted mural signs, 1x vinyl wall mounted sign, 2x wall mounted signs and 1x lockable poster case and three gold lanterns and two upward facing LED floodlights to faciliate signs

    Eight Bells 2 Park Street Hatfield AL9 5AX

    Received 22 Feb 2021
  18. Decided - GrantedN6/2008/0080/LB

    ERECTION OF SMOKING SHELTER TO REAR ELEVATION

    ATTIMORE HALL, RIDGEWAY, WELWYN GARDEN CITY, HERTFORDSHIRE, AL7 2AD

    Received 16 Jan 2008
  19. Decided - GrantedS6/2013/0897/LB

    Replacement windows and external doors

    Rowan Cottage 9 Potterells Station Road Welham Green Hatfield AL9 7SL

    Received 22 Apr 2013
  20. DecidedN6/2008/2145/TC

    REDUCE AND SHAPE CROWN OF TREE BY 30%.

    LAND ADJACENT TO, 81 BEEHIVE LANE, WELWYN GARDEN CITY, HERTFORDSHIRE, AL7 4BN

    Received 13 Nov 2008
  21. Decided - Granted6/2020/0876/LB

    Installation of lift

    Ayot Montfichet Ayot St Peter Road Ayot St Peter Welwyn AL6 9BH

    Received 15 Apr 2020
  22. Decided - GrantedS6/2008/1852/FP

    RETENTION OF GATES, BRICK PILLARS AND CLOSE BOARDED FENCING

    HOLLY FRINDLE COTTAGE, COOPERS LANE, NORTHAW, POTTERS BAR, HERTFORDSHIRE, EN6 4NE

    Received 25 Sept 2008
  23. Decided - GrantedN6/2014/1801/S73A

    Variation of condition 2 (plans) of N6/2012/0019/FP - Erection of two storey side extension and single storey side and front extension and erection of single storey side and rear extension

    4 Woodland Rise, Welwyn Garden City, AL8 7LF

    Received 12 Aug 2014
  24. Decided - Granted6/2024/1342/RM

    Approval of reserved matters (appearance, landscaping, layout, and scale) following outline planning permission S6/2015/1342/PP as varied by 6/2023/1352/VAR for residential development of 10 dwellings and associated infrastructure

    Land to the north east of King George V Playing Fields Northaw Road East Cuffley EN6 4RD

    Received 12 Jul 2024

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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