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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28,972 approved · 4,816 refused · 2,217 withdrawn.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 Counts reflect the last collected status; some records may be out of date.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 - Granted6/2019/1118/LB

    Change of use of the first floor office space (use class B1) into 1 x dwelling (use class C3)

    15 Church Street Welwyn AL6 9LN

    Received 9 May 2019
  2. Decided - GrantedW6/2013/2327/TE

    Reduce Lime tree by 35%

    32 Blakemere Road, Welwyn Garden City, AL8 7PJ

    Received 9 Oct 2013
  3. Decided - Granted6/2020/0939/EM

    Change existing window in rear-facing single-storey extension to glass double doors

    40A Barleycroft Road Welwyn Garden City AL8 6JU

    Received 27 Apr 2020
  4. DecidedS6/2007/0574/CD

    ERECTION OF A DOUBLE MOBILE CLASSROOM UNIT, ENTRANCE LOBBY, COVERED WAY, CAR PARK EXTENSION AND REPLACEMENT HARD PLAY AREA.

    STREAM WOODS SCHOOL, WOODS AVENUE, HATFIELD, HERTFORDSHIRE, AL10 8NW

    Received 5 Apr 2007
  5. Decided - Granted6/2015/1996/HOUSE

    Erection of a single storey rear extension and bike & bin storage unit to the front of the property

    43 Hollybush Lane, Welwyn Garden City, AL7 4JH

    Received 28 Sept 2015
  6. Decided6/2021/1304/TC

    2 oak trees - remove

    1 Reddings Welwyn Garden City AL8 7LA

    Received 22 Apr 2021
  7. Decided - Granted6/2017/1453/HOUSE

    Erection of two storey side extension, two storey rear extension and alterations to the principal roof.

    10A Hanyards Lane Cuffley Potters Bar EN6 4AT

    Received 4 Jul 2017
  8. Decided - Granted6/2018/0851/EM

    Erection of a rear boundary fence measuring 160cm following removal of existing hedge

    46 Holwell Road Welwyn Garden City AL7 3RQ

    Received 3 Apr 2018
  9. Decided - Refused6/2025/0102/PN19

    Prior approval for the erection of a new agricultural barn

    Hill End Farm Hertford Road Hatfield AL9 5PQ

    Received 22 Jan 2025
  10. Decided - Granted6/2020/0180/FULL

    Erection of a two storey rear and infill extension, single storey infill extension and internal alterations to provide 5 x flats, construction of dormers and rooflights on existing roof space, alterations to the roof, fenestrations and the removal of existing chimneys and internal alterations to flat layouts

    Beecholme 54 Codicote Road AL6 9UJ

    Received 24 Jan 2020
  11. Decided - Granted6/2025/0881/LAWP

    Certificate of lawfulness for the 3m double-storey rear extension with pitched roof, hip-to-gable roof extension, rear dormer with Juliet balcony, and two front rooflights. No changes to access, drainage, or hardstanding

    91 Lemsford Road Hatfield AL10 0DZ

    Received 14 May 2025
  12. Decided - Granted6/2021/1382/HOUSE

    Conversion of garage to habitable room and front porch extension

    12 Colesdale Cuffley Potters Bar EN6 4LQ

    Received 29 Apr 2021
  13. Decided - Granted6/2018/2378/COND

    Submission of details pursuant to condition 3 (SuDS elements and drainage scheme) on planning permission 6/2016/0345/MAJ

    Highfield House 41-43 Roe Green Lane Roe Green Lane Hatfield AL10 0SH

    Received 17 Sept 2018
  14. Decided - GrantedN6/2014/0417/FP

    Erection of single storey rear extension

    25 Longcroft Lane, Welwyn Garden City, AL8 6EB

    Received 25 Feb 2014
  15. Decided6/2018/2905/TPO

    Reduce 2 x Oak trees by 30%-conservation area

    11 Roundwood Drive Welwyn Garden City AL8 7JZ

    Received 12 Nov 2018
  16. Decided - Granted6/2019/0977/COND

    Submission of details pursuant to condition 1 (crown roof), 2 (hard and soft landscaping) and 3 (planting and seeding) on planning permission 6/2018/3148/HOUSE

    27 Pine Grove Brookmans Park Hatfield AL9 7BP

    Received 23 Apr 2019
  17. Decided6/2026/1580/TC

    T1 - reduce by approximately 1.5m height and width. Remove deadwood greater than 30mm in diameter to allow a retained size, improving light to lower shrub bed T2 - reduce by approximately 1.5m height and width. Remove deadwood greater than 30mm in diameter to allow a retained size, improving light to lower shrub bed

    30 Fordwich Road Welwyn Garden City AL8 6EY

    Received 10 Sept 2026
  18. Decided - GrantedN6/2004/0593/AD

    ERECTION OF 2 FREE STANDING INTERNALLY ILLUMINATED TOTEM SIGNS

    Hertfordshire Constabulary Stanborough Road Welwyn Garden City AL8 6XF

    Received 15 Apr 2004
  19. Decided - GrantedN6/2009/0967/FP

    ERECTION OF SINGLE STOREY FRONT AND REAR EXTENSION

    7 Elmoor Avenue Welwyn AL6 9PG

    Received 7 May 2009
  20. Decided - Refused6/2023/2535/EM

    Formation of hardstanding and hedge removal in the front garden

    58 Furzefield Road Welwyn Garden City,AL7 3RJ

    Received 20 Dec 2023
  21. Decided - GrantedW6/2013/0062/TE

    Reduce Maple tree located in front garden by 25%

    68 Peartree Lane, WELWYN GARDEN CITY, AL7 3UH

    Received 7 Jan 2013
  22. Decided - Withdrawn6/2021/0038/FULL

    Demolition of two vacant commercial units and erection of three apartments, incorporating a retail unit at ground floor level, and four semi-detached dwellings with residential/private parking, cycle store, refuse store, private and communal amenities

    23 & 25 Station Road Digswell Welwyn AL6 0DU

    Received 7 Jan 2021
  23. Decided - GrantedN6/2014/0231/OR

    Prior approval for change of use of office building (Use Class B1a) to self contained flats comprising of 40 x 1 bed apartments (Use Class C3)

    Highways House, 41-45 Broadwater Road, Welwyn Garden City, AL7 3AX

    Received 27 Jan 2014
  24. Decided - RefusedW6/2009/1013/EM

    ERECTION OF TWO STOREY REAR EXTENSION AND INSERTION OF WINDOW INTO SIDE ELEVATION OF PROPERTY

    69 BEEHIVE LANE, WELWYN GARDEN CITY, HERTFORDSHIRE, AL7 4BN

    Received 13 May 2009

Records are ordered by application ID, not submission date. Use search to find a particular address or proposal.

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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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