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.
England · Local authority
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
28,596 approved · 4,769 refused · 2,178 withdrawn. Received dates in our records: 29 Apr 1948 to 26 Oct 2026. Most recent record check: 28 Oct 2026. Counts reflect the last collected status; some records may be out of date.
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.
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.
141 The Vineyard Welwyn Garden City AL8 7PX
Received 11 Dec 2023135 Handside Lane, Welwyn Garden City, AL8 6TA
Received 19 Aug 2013ROYAL VETERINARY COLLEGE, HAWKSHEAD LANE, BROOKMANS PARK, HATFIELD, HERTFORDSHIRE, AL9 7TA
Received 18 Feb 20085 Bluebells Welwyn AL6 0XD
Received 5 Sept 2007Upper Bell Lane Farm Bell Lane The Brookmans Park Estate Bell Bar Hatfield AL9 6JN
Received 23 Dec 202115 The Swallows, Welwyn Garden City, AL7 1BX
Received 10 Jun 2014THE OLD MANSE, 40 BARLEYCROFT ROAD, WELWYN GARDEN CITY, HERTFORDSHIRE, AL8 6JU
Received 29 Sept 2009VINE COTTAGE, WELL ROAD, NORTHAW, POTTERS BAR, HERTFORDSHIRE, EN6 4BL
Received 13 Oct 200938 Ingles Welwyn Garden City AL8 7HH
Received 28 Mar 202244 Mymms Drive Brookmans Park Hertfordshire AL9 7AF
Received 24 Apr 202480 Ludwick Way, Welwyn Garden City, AL7 3QE
Received 26 Aug 201557 Great North Road Brookmans Park AL9 6LA
Received 20 Apr 20264 London Road Welwyn AL6 9EL
Received 12 Jun 2019141 The Vineyard Welwyn Garden City AL8 7PX
Received 18 Jan 201812 Bluebridge Road Brookmans Park Hatfield AL9 7SB
Received 15 Aug 201717 Wheatley Close Welwyn Garden City AL7 3LJ
Received 12 Feb 202442 Valley Road Welwyn Garden City AL8 7DN
Received 17 May 20192 PLOUGH HILL, CUFFLEY, POTTERS BAR, HERTFORDSHIRE, EN6 4DR
Received 16 Jul 20098 Church Place Welwyn AL6 9FB
Received 29 Jun 202340 Handside Lane Welwyn Garden City AL8 6SJ
Received 30 Apr 2021UNIT A BESSEMER PARK, BESSEMER ROAD, WELWYN GARDEN CITY, HERTFORDSHIRE, AL7 1HJ
Received 22 Jul 20082 Green End Welwyn AL6 9QF
Received 17 Aug 2020125 Peplins Way, Brookmans Park, Hatfield, AL9 7UT
Received 22 Sept 20169 Little Youngs Welwyn Garden City AL8 6SL
Received 21 Mar 2017Records are ordered by application ID, not submission date. Use search to find a particular address or proposal.
View all applicationsArea 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 alertStart 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
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Understand planning approval rates with an interactive calculator, worked examples and comparison table. Check sample sizes, outcomes and coverage before comparing.
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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