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
Explore collected planning applications and decisions for Welwyn Hatfield Borough Council. Search an address, application reference or proposal to find a record.
14,527 approved · 2,399 refused · 1,072 withdrawn. Received dates in our records: 5 Jan 2005 to 30 Sept 2026. Most recent record check: 13 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 Counts reflect the last collected status; some records may be out of date.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.
6 The Glade Welwyn Garden City AL8 7LG
Received 14 Sept 202319 Scholars Mews Welwyn Garden City AL8 7JQ
Received 30 Nov 202212 Firway Welwyn AL6 0RD
Received 14 Oct 2020Beehive Cottage 13 Wendover Drive Welwyn AL6 9LT
Received 10 Oct 2022Ponsbourne Manor Oak Lodge Hertford Hertfordshire SG13 8QR
Received 5 Feb 2025Northfield Woodfield Lane Hatfield AL9 6JJ
Received 26 May 2020102 Forresters Drive Welwyn Garden City AL7 2JQ
Received 22 Mar 20223 Wendover Drive Welwyn AL6 9LT
Received 29 Apr 2025310 Knightsfield Welwyn Garden City AL8 7NQ
Received 25 Sept 202454 Dellsome Lane Welham Green Hatfield AL9 7ND
Received 19 Mar 20219-11 Church Street Welwyn AL6 9LN
Received 12 Jul 20221 and 1A Town Centre and 3-9 Town Centre Hatfield AL10 0JZ
Received 10 Jan 202229 Bluebridge Avenue Hatfield AL9 7RY
Received 23 Nov 20205 Cloverfield Welwyn Garden City AL7 1EG
Received 12 Sept 20176 Little Youngs Welwyn Garden City AL8 6SL
Received 30 May 20181 Woodland Rise Welwyn Garden City AL8 7LE
Received 17 Sept 201829 Colgrove Welwyn Garden City AL8 6HY
Received 8 Feb 2021Elizabeth House Elizabeth Close Welwyn Garden City AL7 2JB
Received 1 Oct 202519 Woodhall Lane Welwyn Garden City AL7 3TB
Received 7 Oct 20199 Little Youngs Welwyn Garden City AL8 6SL
Received 12 Aug 201929 Broadwater Road Welwyn Garden City AL7 3BQ
Received 12 Feb 20211 Edgell Cottages Holwell Lane Essendon Hatfield AL9 5RF
Received 27 Aug 2025Potterells Farm Station Road Welham Green Hatfield AL9 7PG
Received 20 Aug 20189 Dolesbury Drive Welwyn AL6 0QE
Received 4 Mar 2024Records are ordered by application ID, not submission date. Use search to find a particular address or proposal.
View all applicationsStart 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
Understanding planning · 13 min read
Understand planning application documents, officer reports and decision notices. Use a reading checklist, document table and worked example to inspect a case.

Understanding planning · 13 min read
Read planning drawings, floor plans, elevations and sections. Use labelled diagrams, a drawing comparison table and revision checks to understand a proposal.

Property research · 13 min read
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.
Check collection coverage