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

36,530Searchable applications

335Recorded as pending

86%Approval rate · 30,424 approved or refused records

4,168Refused applications

26,256 approved · 4,168 refused · 1,958 withdrawn. Received dates in our records: 29 Apr 1948 to 20 Oct 2026. Most recent record check: 24 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 Counts reflect the last collected status; some records may be out of date.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 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 - GrantedN6/2013/2066/FP
Erection of first floor side extension
76 Longcroft Lane, Welwyn Garden City, AL8 6EF
Received 27 Aug 2013
Decided - GrantedN6/2014/1298/S73A
Variation of condition 3 (opening hours) of planning permission N6/2014/0109/FP
32 Howardsgate, Welwyn Garden City, AL8 6BJ
Received 6 Jun 2014
Decided - Refused6/2021/2301/EM
Erection of enlarged crossover from highway, enlarged parking area on site and removal of hedge on front boundary
84 Broomhills Welwyn Garden City AL7 1RD
Received 2 Aug 2021
Decided - GrantedN6/2014/0855/NM
Non material amendment following approval of planning permission N6/2013/2332/FP - Omission of glazed roof to sun room and replacement with flat roof and rooflight. Plus patio door replaced with bi folding door
47 Fordwich Road Welwyn Garden City AL8 6EY
Received 24 Apr 2014
Decided - Granted6/2017/2166/EM
Installation of front window to replace existing
229 Daniells Welwyn Garden City AL7 1QD
Received 25 Sept 2017
Appeal Decided - AllowedN6/2008/1354/DT
INSTALLATION OF 12 METRE TELEGRAPH POLE SUPPORTING SIX ANTENNAS
LAND AT THE JUNCTION OF, LUDWICK WAY &, COLE GREEN LANE, WELWYN GARDEN CITY, HERTFORDSHIRE, AL7 3PN
Received 12 Aug 2008
Decided - GrantedN6/2013/1753/FP
Erection of first floor rear extension
Fountain of Life Church, 15 Howardsgate, Welwyn Garden City, AL8 6AL
Received 14 Aug 2013
Decided - Granted6/2018/1607/EM
Erection of rear conservatory following demolition of existing conservatory
11 Springfields Welwyn Garden City AL8 6XS
Received 18 Jun 2018
Decided - Granted6/2016/0276/HOUSE
Erection of single storey rear extension with roof lantern
24 Tolmers Avenue, Cuffley, Potters Bar, EN6 4QA
Received 18 Feb 2016
Decided - GrantedN6/2009/2480/TE
CROWN REDUCTION OF ONE LABURNUM TREE AND TWO ROWAN TREES BY 25%
1 MARLEY ROAD, WELWYN GARDEN CITY, HERTFORDSHIRE, AL7 4BT
Received 20 Nov 2009
Decided - Granted6/2020/2764/EMT
Removal of apple tree
6 Willow Grove Welwyn Garden City AL8 7NA
Received 22 Oct 2020
Decided6/2018/2935/TPO
Crown reduce ash tree by 25-30%
5 The Orchard Welwyn Garden City AL8 7PL
Received 14 Nov 2018
Decided - Granted6/2023/1785/TPO
G1 to fell 2 x Pine Trees as close to ground level as possible (TPO3 G51) due to being suppressed and in decline.
Meadow Croft Great North Road Hatfield AL9 6DB
Received 25 Aug 2023
Decided - GrantedS6/2007/1771/FP
ERECTION OF SINGLE STOREY REAR EXTENSION
27 GOULD CLOSE, HATFIELD, HERTFPRDSHIRE, AL9 7EB
Received 22 Nov 2007
Decided - Granted6/2016/2712/TPO
Reduce Oak tree in rear garden by 30% covered by TPO 276 (2003)
43A Harmer Green Lane Digswell Welwyn AL6 0AP
Received 20 Dec 2016
Decided - Granted6/2018/0773/HOUSE
Erection of a two storey rear extension following demolition and replacement of entrance canopy, windows, front door and recovering roof.
9 Ashley Close Welwyn Garden City AL8 7LH
Received 21 Mar 2018
Decided - Granted6/2018/1127/EM
Fell 1 x Holly tree on boundary of numbers 16 and 17 of the Old Drive
17 The Old Drive Welwyn Garden City AL8 6TB
Received 30 Apr 2018
Decided - Granted6/2021/1531/HOUSE
Erection of part two storey/part single storey front, side and rear extension.
11 The Gardens Brookmans Park AL9 7UL
Received 13 May 2021
Decided - Granted6/2021/3035/HOUSE
Erection of a part single, part two storey rear extension, and a single storey side infill extension, part conversion of garage to habitable use, alterations to fenestrations, and insertion of 4 x roof lights
44 Woodland Rise Welwyn Garden City AL8 7LF
Received 22 Oct 2021
Decided - Granted6/2016/1316/EM
Crown reduce 2 Hornbeam trees by 30% plus removal of deadwood from and Epicormic growth from Oak tree
40 Digswell Road, Welwyn Garden City, AL8 7PA
Received 20 Jun 2016
Decided - Granted6/2018/0422/HOUSE
Erection of a first floor rear extension and replacement of rear patio doors
1 Handside Close Welwyn Garden City AL8 6SR
Received 12 Feb 2018
Decided - Refused6/2022/1641/EM
Erection of a part two storey, part single storey rear extension, the enlargement in depth of the house and conversion of loft to habitable use to include insertion of 2 x dormers
2 Mannicotts Welwyn Garden City AL8 7BW
Received 12 Jul 2022
Decided - Refused6/2021/1710/LAWP
Certificate of lawfulness for the creation of two dormers on roof, erection of side extension and alterations to fenestration.
28 Great North Road Welwyn Garden City AL8 7TJ
Received 28 May 2021
Decided - Refused6/2015/2543/HOUSE
Erection of single storey side extension and conversion of loft
43 Holloways Lane, Welham Green, Hatfield, AL9 7NR
Received 18 Dec 2015

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