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29,002 approved · 4,819 refused · 2,219 withdrawn.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: 9 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 Counts reflect the last collected status; some records may be out of date.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 building Local plan Our Local Plan Pre-application advice Pre-application advice (planning applications)Conservation areas Schedule of properties removed from the Welwyn Conservation Area Article 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

Decided - GrantedS6/2013/2451/FP
Erection of single storey rear extension
6 Falcon Close Hatfield AL10 8QY
Received 21 Nov 2013
Decided - Granted6/2018/0966/EM
Fell 13 Conifers, Fell 1x yew tree and crown reduce walnut tree by 30%, reduce holly tree by 25% and re-pollard willow
5 Beehive Lane Welwyn Garden City AL7 4BB
Received 11 Apr 2018
Decided - Granted6/2015/1508/EM
Installation of first floor dormer with French doors and replacement bi-fold doors
11 Mandeville Rise, Welwyn Garden City, AL8 7JT
Received 20 Jul 2015
Decided - Granted6/2025/0011/EM
Replacement of windows, gutters, soffits and fascias
22 Guessens Road Welwyn Garden City AL8 6RA
Received 3 Jan 2025
Decided - GrantedW6/2013/0554/TE
Removal of Conifer tree
3 Handside Lane, WELWYN GARDEN CITY, AL8 6SE
Received 18 Mar 2013
Appeal Decided - DismissedW6/2008/2234/EM
ERECTION OF TWO STOREY REAR EXTENSION AND REPLACEMENT GARAGE FOLLOWING THE DEMOLITION OF EXISTING, AND THE INSERTION OF A WINDOW
46 BROCKSWOOD LANE, WELWYN GARDEN CITY, HERTFORDSHIRE, AL8 7BG
Received 19 Nov 2008
Decided - Granted6/2025/1012/COND
Submission of details pursuant to condition 8 (Undeveloped Buffer Zone: Scheme) on planning permission 6/2024/0105/MAJ
Land north of The Meadway Cuffley Potters Bar EN6 4ET
Received 29 May 2025
Decided - Refused6/2019/1968/LAWP
Certificate of lawfulness for the erection of a single storey side and rear extension, hip to gable roof alterations and installation of two rear dormers
33 Dixons Hill Close Welham Green Hatfield AL9 7EF
Received 8 Aug 2019
Decided - Granted6/2020/1627/EMT
Fell 1 x Whitebeam Tree [T1]
1 Pentley Park Welwyn Garden City AL8 7RT
Received 7 Jul 2020
Decided - Granted6/2023/2488/PN8
Prior approval for the erection of a single storey side and rear extension measuring 8m in depth, 4m in height and 3m to the eaves
20 Bell Lane Brookmans Park Hertfordshire AL9 7AY
Received 13 Dec 2023
Decided - Granted6/2015/2451/COND
Approval of details reserved by condition 6 (materials) on Estate Management consent 6/2015/1990/EM
33 Woodland Rise, Welwyn Garden City, AL8 7LJ
Received 10 Dec 2015
Decided - Granted6/2023/0820/TPO
Reduce crown 1 x A1 Oak (Quercus robur) by 15% covered by TPO 641
29 Mardley Hill Welwyn AL6 0TT
Received 17 Apr 2023
Decided - Granted6/2016/1355/EM
Conversion of garage to habitable space and erection of two storey side extension and side conservatory
1 Hawthorns, Welwyn Garden City, AL8 7SE
Received 4 Jul 2016
Decided - RefusedS6/2009/1615/LU
CERTIFICATE OF LAWFULNESS FOR RETENTION OF CONSERVATORY AT REAR OF PROPERTY
3 Hare Lane Hatfield AL10 8PW
Received 29 Jul 2009
Decided - GrantedS6/2013/1557/LB
Erection of 1.8 metre trellis (32 metres in length) on existing dwarf wall
Ramada Hatfield St Albans Road West Hatfield AL10 9RH
Received 18 Jul 2013
Decided - Granted6/2016/1907/FULL
Permission for flexible and temporary change of use from A1 (Retail) to D2 (Assembly and Leisure) a family entertainment centre or A1 (Retail) use for a fixed period of 10 years.
The Galleria, 45 Comet Way, Hatfield, AL10 0XR
Received 14 Sept 2016
Decided - Withdrawn6/2023/1278/LB
Installation of electric vehicle charging points, installation of CCTV system, retention of perimeter fencing and alterations to site fencing to car park
The Beehive Beehive Lane Welwyn Garden City AL7 4BW
Received 19 Jun 2023
Decided - Granted6/2024/2366/TPO
Group of trees (ash and sycamore) numbering approximately 12 stems. To be felled to ground level. The bank side to be left cleared of stems and replacement planting to commende in a reasonable timeframe.
53 Orchard House Brockswood Welwyn Garden City AL8 7BU
Received 11 Dec 2024
Decided - Granted6/2016/2341/HOUSE
Proposed 1.8m pillars to be erected to take a closed boarded gated opening into the property. 1.8m closed boarded fences to be erected along the front boundary
17 Carbone Hill Northaw Potters Bar EN6 4PJ
Received 7 Nov 2016
Decided - Refused6/2018/2564/FULL
Erection of one dwelling
8 Vine Close Welwyn Garden City AL8 7PS
Received 5 Oct 2018
Decided - GrantedS6/2015/1399/HOUSE
Erection of first floor rear extension
9 Georges Wood Road Brookmans Park Hatfield AL9 7BY
Received 30 Jun 2015
Decided - GrantedS6/2014/1663/FP
Retention of boundary wall, installation of metal railings and new resin bound driveway
28 Mymms Drive, Brookmans Park, Hatfield, AL9 7AF
Received 22 Jul 2014
Decided - Granted6/2023/0099/EM
Erection of an infill to single storey rear extension
4 Pentley Park Welwyn Garden City AL8 7RU
Received 16 Jan 2023
Decided - RefusedS6/2004/1229/LU
CERTIFICATE OF EXISTING USE AS ONE DETACHED DWELLING
Mini Glen Vineyards Road Northaw Potters Bar EN6 4PF
Received 10 Aug 2004

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

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 16 Jul 2026Updated 13 Sept 2026
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 6 Aug 2026Updated 13 Sept 2026
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 13 Aug 2026Updated 13 Sept 2026

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