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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
40,115Searchable applications
300Recorded as pending
86%Approval rate · 33,648 approved or refused records
4,801Refused applications

28,847 approved · 4,801 refused · 2,205 withdrawn. Received dates in our records: 29 Apr 1948 to 26 Oct 2026. Most recent record check: 30 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 Counts reflect the last collected status; some records may be out of date.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 - RefusedN6/2013/2089/FP

    Erection of 4 bed detached chalet bungalow with single integral garage and single storey attached garage and driveway following demolition of existing

    13 The Drive Welwyn AL6 0TW

    Received 1 Oct 2013
  2. Decided - Granted6/2024/0392/HOUSE

    Garage conversion with replacement of garage door to window and raising of roof with insertion of rooflights, alterations to openings, removal of rear bay window, replacement of 2 no. roof lanterns and render to porch with addition of windows

    30 Sherrardspark Road Welwyn Garden City AL8 7JS

    Received 29 Feb 2024
  3. Decided - Granted6/2023/0841/HOUSE

    Erection of single storey front porch and part two storey, part single storey rear extension and detached garage

    21 Windsor Road Welwyn AL6 9JH

    Received 20 Apr 2023
  4. Decided - Granted6/2021/2080/HOUSE

    Partial removal of existing conservatory and erection of a single storey rear extension

    Ilkerton Bulls Lane Hatfield AL9 7AZ

    Received 9 Jul 2021
  5. Decided6/2023/0184/TC

    (T1) Broad Leafed Lime - Reduce height by up to 2-2.5m, reduce spread by 1.5-2m and remove low growing epicormic growth (T2) Purple Plumb - Reduce height by 2m, reduce spread by 1.5m, remove 1 x lateral with canker.

    28 High Oaks Road Welwyn Garden City AL8 7BH

    Received 25 Jan 2023
  6. Decided - Granted6/2024/0265/HOUSE

    Installation of rear dormer to facilitate loft conversion, insertion of roof light, window to gable end on side elevation and sun pipe with the addition of solar pv panels at rear ground floor level.

    23 Turmore Dale Welwyn Garden City AL8 6HT

    Received 8 Feb 2024
  7. Decided - Refused6/2025/0663/TPO

    TP1, TP2, TP4 Hornbeams to reduce height and length of subsidiary branches by 30%. TP5 & TP6: Hornbeams to reduce in height by 50% and reduce branches back as per Schedule Sheet 2 illustration; and to fell the middle stem. T7, T8, T9 & T10: Hornbeams to pollard both and reduce in height by 50%. T10: Hornbeam to fell. TP6: Hornbeam to fell. Covered by TPO 89

    14 Bluebells Welwyn AL6 0XD

    Received 3 Apr 2025
  8. Decided - GrantedN6/2015/1054/FP

    Erection of single storey rear extension and roof extensions comprising rear gable and rear dormer window

    7 The Old Drive Welwyn Garden City AL8 6TB

    Received 20 May 2015
  9. Decided - Refused6/2017/0334/EM

    Installation of driveway to front/left of house to provide off-street parking

    33 Springfields Welwyn Garden City AL8 6XT

    Received 21 Feb 2017
  10. Decided - Granted6/2021/2488/HOUSE

    Erection of a single story rear extension

    3 Pine Grove Hatfield AL9 7BP

    Received 25 Aug 2021
  11. Decided - Granted6/2018/2176/HOUSE

    Erection of brick wall and piers, including installation of gates, following removal of existing

    3 Homewood Lane, Northaw, Potters Bar, EN6 4PP

    Received 22 Aug 2018
  12. Decided - Refused6/2023/2008/HOUSE

    Installation of swimming pool and shower W/C outbuilding

    Windmill Farm Ponsbourne Park Newgate Street Hertford SG13 8QU

    Received 29 Sept 2023
  13. Decided - GrantedS6/2006/0084/FP

    SINGLE STOREY REAR EXTENSION

    26 Selwyn Crescent Hatfield AL10 9NN

    Received 20 Jan 2006
  14. Decided - WithdrawnW6/2013/2169/EM

    Erection of first floor side extension, single storey rear extension and associated alterations

    6 Homestead Lane, Welwyn Garden City, AL7 4LU

    Received 11 Oct 2013
  15. Decided6/2024/2235/TC

    Fell 2 x Cypress Fell 1 x Birch Fell 1 x Hawthorn

    Hornbeams 24 Coneydale Welwyn Garden City AL8 7RZ

    Received 20 Nov 2024
  16. Decided - Granted6/2023/2088/EMT

    2x Fir trees - cut down to stump level due to safety concerns including damage on the roof during high wind. The roots are damaging the property and trees are leaning towards no.63

    65 Blakemere Road Welwyn Garden City AL8 7PQ

    Received 13 Oct 2023
  17. Decided - Refused6/2019/1349/FULL

    Erection of single storey two bedroom annex

    12 Two Oaks Drive Welwyn AL6 0EZ

    Received 5 Jun 2019
  18. Decided - GrantedW6/2014/2660/EM

    Erection of single storey front extension

    14 Mountway Close, Welwyn Garden City, AL7 4JZ

    Received 9 Dec 2014
  19. Decided - GrantedN6/2007/0419/FP

    CONSTRUCTION OF ROOF OVER EXISTING YARD AREA

    10 Southfield, Welwyn Garden City AL7 4ST

    Received 19 Mar 2007
  20. Decided - GrantedN6/2009/2133/TE

    REMOVAL OF DEAD/DYING APPLE TREE IN REAR GARDEN

    54 BROCKSWOOD LANE, WELWYN GARDEN CITY, HERTFORDSHIRE, AL8 7BG

    Received 29 Sept 2009
  21. Decided - Refused6/2018/3296/EM

    Installation of roof light and rear dormer to facilitate loft conversion

    32 Colgrove Welwyn Garden City AL8 6HU

    Received 28 Dec 2018
  22. Decided - Refused6/2023/2485/ADV

    Installation of 2x fascia signs, 1x externally illuminated fascia signs, 1x externally illuminated projecting sign and 1x vinyl sign

    14 High Street Welwyn AL6 9EQ

    Received 13 Dec 2023
  23. Decided - Granted6/2018/0831/EM

    Cut back branches of G1 Various trees by up to 20%, remove overhanging limbs from 1 x Hawthorn tree (T1) by up to 15% and remove overhang of 1 x Purple Leaved Plum tree (T2) by up to 10%

    27 Attimore Road Welwyn Garden City AL8 6LQ

    Received 29 Mar 2018
  24. Decided - Granted6/2026/0547/VAR

    Variation of condition 4 (drawing numbers) on planning permission 6/2024/0991/HOUSE

    4 Bracken Lane Welwyn AL6 0RB

    Received 25 Mar 2026

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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