PlanningTrack
Get started

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
283Recorded as pending
86%Approval rate · 33,821 approved or refused records
4,819Refused applications

29,002 approved · 4,819 refused · 2,219 withdrawn. Received dates in our records: 29 Apr 1948 to 29 Oct 2026. Most recent record check: 8 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 Counts reflect the last collected status; some records may be out of date.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 - Withdrawn6/2018/0055/FULL

    Change of use from shop unit (A1) to food and drink (A3)/ hot food and takeaway (A5)

    32 Fretherne Road Welwyn Garden City AL8 6NU

    Received 8 Jan 2018
  2. Decided - GrantedN6/2015/0279/TC

    Reduce Sycamore tree by upto 20%

    61 Attimore Road, Welwyn Garden City, AL8 6LG

    Received 11 Feb 2015
  3. Decided - Withdrawn6/2025/1633/TC

    Horse Chestnut to fell (dead)

    Digswell Place Digswell Place Stables Rectory Road Welwyn Garden City AL8 7SU

    Received 30 Jul 2025
  4. Decided - GrantedS6/2013/1886/FP

    Erection of two storey side and rear extension, loft conversion and front bay windows

    5 Orchard Close, Cuffley, Potters Bar, EN6 4QD

    Received 28 Aug 2013
  5. Decided - GrantedW6/2014/1661/EM

    Erection of part single, part two storey rear extension, first floor side extension and part conversion of outbuilding to utility space

    11 Reddings, Welwyn Garden City, AL8 7LA

    Received 18 Jul 2014
  6. Appeal Decided - DismissedS6/2015/1159/MA

    Conversion of barn to dwelling and erection of no14 dwellinghouses following demolition of existing structures on site.

    Northaw Equestrian Centre Northaw Road West Northaw Potters Bar EN6 4NT

    Received 29 May 2015
  7. Decided - Granted6/2020/0725/HOUSE

    Erection of two storey side extension

    15 Ramsey Close, Hatfield, Brookmans Park, AL9 6NP

    Received 13 Mar 2020
  8. Decided - GrantedN6/2014/1521/FP

    Erection of sun room and installation of new windows, doors and rooflights

    3 Holly Hall Court Church Street Welwyn AL6 9LH

    Received 3 Jul 2014
  9. Decided - Granted6/2017/0067/EM

    1 x Apple tree to prune for fruit 1 x Sycamore tree to reduce by around 4m on height and 2.5m on width and 1 x Hawthorn tree to fell to ground level

    11 Mannicotts WGC AL8 7BW

    Received 16 Jan 2017
  10. Decided - Granted6/2019/1191/VAR

    Variation of condition 7 (The occupation of the dwelling shall be limited to a person solely or mainly working within the equestrian centre illustrated on the approved site location plan 1:1250 received and date stamped by the Council 21/02/2012 or a resident spouse of such person, and to any resident dependants) on planning permission S6/2012/0365/FP

    Ponsbourne Bungalow Ponsbourne Riding Centre Newgate Street Village Hertford SG13 8QR

    Received 16 May 2019
  11. Decided - Granted6/2018/1836/PN8

    Prior approval for the erection of single storey rear extension measuring 6m in depth, 3m in height and 2.7m to the eaves

    49 Briars Wood Hatfield AL10 8DH

    Received 11 Jul 2018
  12. Decided - RefusedS6/2013/0329/FP

    Erection of two storey side extension

    34 Dellsome Lane, Welham Green, HATFIELD, AL9 7NF

    Received 11 Feb 2013
  13. Decided - Granted6/2024/1978/HOUSE

    Erection of additional storey, front entrance canopy, extension of raised rear patio and alterations to fenestration

    17A Briary Wood Lane Welwyn AL6 0TE

    Received 15 Oct 2024
  14. Decided - Refused6/2020/0044/HOUSE

    Retention of boundary wall and raising of ground level to facilitate landscaping

    14 Dolesbury Drive Welwyn AL6 0QF

    Received 10 Jan 2020
  15. Decided - GrantedW6/2015/0414/TE

    Reduce Oak tree to 10m in height and seven metres in crown spread plus removal of Laurel hedge

    29 Sherrardspark Road, Welwyn Garden City, AL8 7JW

    Received 2 Mar 2015
  16. Decided - Granted6/2022/1709/EMT

    Fell wild plum abutting the outside of the garden wall to enable repair of the wall

    143 Peartree Lane Welwyn Garden City AL7 3AJ

    Received 19 Jul 2022
  17. Decided - Granted6/2024/1209/TPO

    TPO 642 (2017) G2 and TPO 24 A3 T1. Spruce (Picea abies) next to the gate entrance to have a light push back by 5-10% (2-3.5-feet / up to 1 meter) T2. Spruce (Picea abies) to have the largest low limb removed which is overhanging the path. T3. Spruce (Picea abies) to be trimmed back by 10-15% (3.5 – 5-feet / 1-1.5 meters) to control it’s spread. T4. Ash (Fraxinus excelsior) tree in the back garden to undergo a 30% crown reduction (up to 10-feet / 3 meters). The lowest 5 branches around the tree to be removed. T5. Apple (Malus domestica) tree in the back garden is to be lightly hand pruned by up-to 20% (2-feet / 0.6 meters) One large limb to be removed to move it back from the new decking which is being built

    28 Mardley Avenue Welwyn AL6 0TZ

    Received 27 Jun 2024
  18. Decided - Withdrawn6/2017/1151/HOUSE

    Erection of storage building in garden.

    94 Harmer Green Lane Digswell Welwyn AL6 0EP

    Received 26 May 2017
  19. Appeal Decided - Dismissed6/2016/0113/HOUSE

    Erection of first floor extension over existing garage and 1.2 metre part rear two storey extension and conversion of garage into a new kitchen

    16 East View, Essendon, Hatfield, AL9 6HJ

    Received 25 Jan 2016
  20. Decided - RefusedN6/2014/1532/FP

    Erection of single storey front extension following the demolition of existing front porch

    17 Burycroft, Welwyn Garden City, AL8 7AW

    Received 9 Jul 2014
  21. Decided6/2025/1765/TC

    T1 Conifer - fell to ground level.

    16 High Oaks Road Welwyn Garden City AL8 7BH

    Received 19 Aug 2025
  22. Decided - Granted6/2022/1161/HOUSE

    Erection of single storey rear extension

    7 Heronfield Little Heath Potters Bar Hertfordshire EN6 1JA

    Received 20 May 2022
  23. Decided - GrantedN6/2004/1570/FP

    CHANGE OF USE OF PART FROM B8 TO B1(c) AND INSTALLATION OF NEW LOADING DOOR

    PACIFIC HOUSE, MILLENIUM PLACE, CITY PARK, WELWYN GARDEN CITY, HERTFORDSHIRE, AL7 1LY

    Received 19 Oct 2004
  24. Decided - Granted6/2021/0780/EMT

    Fell 1 x Ash tree

    1 Moorside Welwyn Garden City AL7 4QH

    Received 10 Mar 2021

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

View all applications

Applications by postcode area

Get emailed about new planning applications in Welwyn Hatfield

Area alerts send a daily or weekly email with new applications and decisions near a postcode, filtered by project type. £29 a month, up to 3 areas. Records are limited to the councils we collect.

Set up an area alert

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

All planning guides

  • Understanding planning · 13 min read

    Planning application documents: what to read first

    Understand planning application documents, officer reports and decision notices. Use a reading checklist, document table and worked example to inspect a case.

    UK research
    Published Updated

  • Understanding planning · 13 min read

    Planning permission drawings: how to read plans

    Read planning drawings, floor plans, elevations and sections. Use labelled diagrams, a drawing comparison table and revision checks to understand a proposal.

    UK research
    Published Updated

  • Property research · 13 min read

    Planning approval rates: how to read council statistics

    Understand planning approval rates with an interactive calculator, worked examples and comparison table. Check sample sizes, outcomes and coverage before comparing.

    UK research
    Published Updated

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.

Check collection coverage

More planning authorities in England

Browse all authorities