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29,002 approved · 4,819 refused · 2,219 withdrawn.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: 8 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 Counts reflect the last collected status; some records may be out of date.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 - GrantedW6/2004/1719/EM
ERECTION OF REAR CONSERVATORY
73 Ludwick Way, Welwyn Garden City, AL7 3PL
Received 22 Nov 2004
Decided - Granted6/2023/1085/LAWP
Certificate of lawfulness for a loft conversion including 2x roof lights and box dormer on rear roof slope
47 Wilshere Road Welwyn Hertfordshire AL6 9PU
Received 23 May 2023
Decided - GrantedN6/2004/0509/FP
RETENTION OF TWO STOREY OFFICE BLOCK LINK TO MAIN BUILDING
Queen Elizabeth II Hospital Howlands Welwyn Garden City AL7 4HQ
Received 5 Apr 2004
Decided - Granted6/2022/0257/COND
Submission of details pursuant of condition 3 (Ecological Mitigation, Enhancement and Management Plan) on planning permission 6/2021/1860/VAR
The Orchard House 53 Brockswood Lane Welwyn Garden City AL8 7BU
Received 4 Feb 2022
Decided - GrantedS6/2014/1008/OR
Prior Approval for the change of use of building from office (B1) to residential (C3)
1A Green Close, Brookmans Park, Hatfield, AL9 7ST
Received 8 May 2014
Decided - GrantedN6/2008/2394/FP
FORMATION OF ENTRANCE RAMP WITH HANDRAILS AND ERECTION OF ALUMINIUM CANOPY
Queen Victoria Memorial Hospital 73 School Lane Welwyn AL6 9PW
Received 9 Dec 2008
Decided - Refused6/2019/0975/LAWP
Certificate of lawfulness for addition of rear dormer window, 2 no. rear and 3 no. front roof lights to facilitate loft conversion.
11 Glebe Cottages Essendon Hatfield AL9 6HQ
Received 23 Apr 2019
Decided - Granted6/2021/2702/EMT
Fell 2 x Sycamore trees
26 Beehive Green Welwyn Garden City AL7 4BG
Received 17 Sept 2021
Decided - Granted6/2021/2590/EMT
1 x Western Red Cedar - fell
37 Digswell Road Welwyn Garden City AL8 7PB
Received 6 Sept 2021
Decided - Granted6/2016/1841/TPO
Removal of Silver Birch tree - Conservation area
16 The Green Welwyn AL6 9EA
Received 8 Sept 2016
Decided - GrantedS6/2015/1015/FP
Erection of single storey side and rear extension
66 Bramble Road Hatfield AL10 9SE
Received 13 May 2015
Decided - Granted6/2025/0549/EM
Erection of single storey side extension
1 Fearnley Road Welwyn Garden City AL8 6HW
Received 24 Mar 2025
Decided - Granted6/2015/1835/FULL
Erection of 2no three bedroom dwellings following demolition of existing bungalow and garage
2A Woodland Way Welwyn AL6 0RZ
Received 1 Sept 2015
Decided - Granted6/2020/0043/VAR
Variation of conditions 1 (on-site car parking) 6 (first and second floor windows on the northern elevation) 7 (external lighting) and 8 (approved plans) on planning permission 6/2019/0754/VAR
15 Station Road, Cuffley, Potters Bar, EN6 4HX
Received 10 Jan 2020
Decided - Granted6/2021/2589/EM
Installation of a standard sized (Podpoint) private electric car charging point on front external wall of property.
34 Valley Road Welwyn Garden City AL8 7DN
Received 6 Sept 2021
Appeal Decided - Dismissed6/2020/0154/EM
Replacement of front door
184 Heronswood Road Welwyn Garden City AL7 3EU
Received 22 Jan 2020
Decided - Granted6/2026/0511/EM
Installation of solar panels
1 Great Break Welwyn Garden City AL7 3EZ
Received 19 Mar 2026
Decided - GrantedS6/2004/0172/FP
ERECTION OF PART SINGLE, PART TWO STOREY REAR EXTENSIONS
58A Mymms Drive Brookmans Park Hatfield AL9 7AF
Received 3 Feb 2004
Decided - Refused6/2016/1396/HOUSE
Erection of rear single storey and first floor extension with internal alterations to suit
8 The Holt, Welwyn Garden City, AL7 2HU
Received 8 Jul 2016
Appeal Decided - Dismissed6/2023/0679/HOUSE
Erection of two storey side extension following demolition of single storey side extension and car port and erection of single storey extensions to rear and southwest elevations
93 Harmer Green Lane Digswell Welwyn Hertfordshire AL6 0EY
Received 27 Mar 2023
Decided - Refused6/2022/2901/HOUSE
Erection of 3 storey extension to front elevation, ground floor rear extension, garage conversion to granny annex and first floor gym area.
42 Daffodil Close Hatfield Hertfordshire AL10 9FF
Received 22 Dec 2022
Decided - Refused6/2023/2175/MAJ
Erection of a two-storey detached dwelling and detached garage and workshop. Creation of new access and driveway. Demolition of an existing residential building, stable block and garage and access
4 Barneswood Digswell Welwyn AL6 0EU
Received 25 Oct 2023
Decided6/2024/1677/TC
1 x Oak to reduce back to previous reduction points, approx 2-3m all round.
25 Barleycroft Road Welwyn Garden City AL8 6JX
Received 2 Sept 2024
Decided - Granted6/2025/0735/LAWP
Certificate of lawfulness for General industrial use (B2) with the addition of MOT inspections
Tewin Road Business Centre Unit 14 Garden Court Welwyn Garden City AL7 1BH
Received 17 Apr 2025

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