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

40,295Searchable applications

322Recorded as pending

86%Approval rate · 33,786 approved or refused records

4,816Refused applications

28,970 approved · 4,816 refused · 2,217 withdrawn.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 Counts reflect the last collected status; some records may be out of date.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 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 - Granted6/2017/1600/EM
Erection of timber garden room, following demolition of existing summer house. Replacement of existing gate and installation of decking
139 Handside Lane Welwyn Garden City AL8 6TA
Received 24 Jul 2017
Decided - Granted6/2021/0664/EMH
Erection of shed/workshop and insertion of 5 x solar panels
4 Handside Green Welwyn Garden City AL8 6SQ
Received 1 Mar 2021
Decided - GrantedN6/2009/0770/DS
DISCHARGE OF CONDITION
ART AND CONFERENCE CENTRE, CAMPUS WEST, THE CAMPUS, WELWYN GARDEN CITY, HERTFORDSHIRE, AL8 6BX
Received 27 Apr 2009
Decided - GrantedW6/2004/1559/EM
RELOCATION OF EXISTING GARDEN SHED
19 Coneydale, Welwyn Garden City, AL8 7RX
Received 18 Oct 2004
Decided - Granted6/2021/3369/COND
Submission of details pursuant of Condition 4 (details of Crown Roof) and Condition 5 (details of hard surfacing) from description of proposal 6/2020/2155/FULL
45 Kentish Lane Hatfield AL9 6NG
Received 30 Nov 2021
Decided - GrantedS6/2009/1313/FP
CHANGE OF USE FROM AMENITY LAND TO RESIDENTIAL USE TO PROVIDE HARD LANDSCAPED DRIVEWAY
42 GLEBE COTTAGES, ESSENDON, HATFIELD, HERTFORDSHIRE, AL9 6HH
Received 12 Jun 2009
Decided - Granted6/2023/0797/HOUSE
Erection of a single storey rear extension
20 Cole Green Lane Welwyn Garden City AL7 3PW
Received 13 Apr 2023
Decided - Granted6/2015/2356/FULL
Change of use of land from parking court. Retention of two garages. Erection of one dwelling house (Plot 5 of S6/2014/2178/FP) improved amenity to Plot 5, provision of visitor parking and landscaping following demolition of existing garages.
Land to the rear of 19-21 Furzen Crescent, Hatfield, AL10 9QN
Received 20 Nov 2015
DecidedN6/2009/1454/TE
PRUNE TO REMOVE DEADWOOD/DAMAGED BRANCHES TO FALSE ACACIA (ROBINA PSEUDOACACIA)
8 LITTLE YOUNGS, WELWYN GARDEN CITY, HERTS, AL8 6SL
Received 3 Jul 2009
Decided - GrantedN6/2007/1261/FP
CHANGE OF USE OF REDUNDANT ALLOTMENT TO FORM RESIDENTIAL GARDENS
LAND TO THE REAR OF, 172, 174 & 176 HANDSIDE LANE, WELWYN GARDEN CITY, HERTFORDSHIRE, AL8 6SZ
Received 8 Aug 2007
Decided - GrantedN6/2013/1668/TC
Removal of Yew tree from rear garden
13 Vine Close, Welwyn Garden City, AL8 7PS
Received 25 Jul 2013
Decided - GrantedN6/2013/2719/FP
Erection of part two storey and part single storey rear extension and side roof canopy over entrance door
17A Station Road Digswell Welwyn AL6 0DU
Received 23 Dec 2013
Decided - Granted6/2021/2970/HOUSE
Extend existing open canopy structure and erection of an outbuilding (part retrospective)
14 Georges Wood Road Hatfield AL9 7BT
Received 15 Oct 2021
Decided - GrantedW6/2005/1402/EM
PROPOSED EXTENSION TO HARDSTANDING
29 Sherrardspark Road, Welwyn Garden City, AL8 7JW
Received 9 Nov 2005
Decided - Granted6/2018/0210/EM
Fell 1x Plum Tree.
18 Guessens Road Welwyn Garden City AL8 6QR
Received 23 Jan 2018
Appeal Decided - AllowedN6/2008/2062/FP
INSTALLATION OF REAR DORMER
11 HOMERFIELD, WELWYN GARDEN CITY, HERTFORDSHIRE, AL8 6QZ
Received 29 Oct 2008
Decided - Granted6/2018/3085/VAR
Variation of condition 7 (Drawing Numbers) on approved Listed building consent 6/2016/1883/LB
Former Roche Products Site 40 Broadwater Road AL7 3AY
Received 4 Dec 2018
Decided - Granted6/2021/0628/EM
Erection of a single storey rear, single storey side extension, and dormer roof conversion
30 Beechfield Road Welwyn Garden City AL7 3RF
Received 25 Feb 2021
Decided - Granted6/2024/0746/EM
Double storey rear extension, 1.floor side extension, garage conversion and alterations to the garage roof, insertion of roof lights to facilitate a loft conversion and alterations to openings.
14 Guessens Road Welwyn Garden City AL8 6QR
Received 22 Apr 2024
Decided - GrantedS6/2013/1680/HH
Erection of single storey rear extension
44 Skimpans Close, Welham Green, Hatfield, AL9 7PB
Received 6 Aug 2013
Decided - Granted6/2016/0306/EM
Fell Apple tree
4 Polayn Garth, Welwyn Garden City, AL8 7DJ
Received 16 Feb 2016
Decided - Granted6/2016/1791/COND
Approval of details reserved by condition 4 (Hard and Soft Landscaping) and condition 7 (Access and Parking) on planning permission N6/2014/2504/FP
52 Bridge Road, Welwyn Garden City, AL8 6UR
Received 31 Aug 2016
Decided - Refused6/2019/1602/FULL
Erection of x 1 dwelling following demolition of existing dwelling
41 The Avenue Welwyn AL6 0PW
Received 1 Jul 2019
Decided - Granted6/2023/2012/EMT
1 x Oak - reduce by approximately 2m height and 2.5m width. The tree is becoming large and dominant and in close proximity to the house
46 Sherrardspark Road Welwyn Garden City AL8 7LB
Received 29 Sept 2023

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