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

40,267Searchable applications

321Recorded as pending

86%Approval rate · 33,761 approved or refused records

4,813Refused applications

28,948 approved · 4,813 refused · 2,215 withdrawn. Received dates in our records: 29 Apr 1948 to 29 Oct 2026. Most recent record check: 6 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 Counts reflect the last collected status; some records may be out of date.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 - GrantedW6/2014/0740/TE
Removal of dead hedge and reduce Conifer tree by 50%
Located on boundary with, 10 Aldock & 42 Moorlands, Welwyn Garden City, AL7 4QF
Received 3 Apr 2014
Decided - GrantedN6/2014/1556/DS
Approval of details reserved by condition 3 (Details of Glazed Side Panels) of planning application N6/2013/2702/FP
14 Codicote Road Welwyn AL6 9NQ
Received 11 Jul 2014
Decided - Granted6/2018/0161/FULL
Change of use of field margin land to residential.
34 Bluebell Way Hatfield AL10 9FJ
Received 17 Jan 2018
Decided - Granted6/2024/0339/EM
Single Storey Side extension & insertion of conservation rooflights to rear elevation
49 Sherrardspark Road Welwyn Garden City AL8 7LD
Received 21 Feb 2024
Decided - GrantedW6/2014/2071/EM
Conversion of half of current double garage to study/playroom including the insertion of window and cladding following removal of garage door
56 Springfields, Welwyn Garden City, AL8 6XN
Received 19 Sept 2014
Decided - Granted6/2022/2896/HOUSE
Replacement of existing glass conservatory roof with a slate roof and alterations to conservatory fenestration with brick infill
59 Wild Hill Hatfield AL9 6EA
Received 22 Dec 2022
Decided - GrantedW6/2013/1862/EM
Retention of block paving
29 Springfields, Welwyn Garden City, AL8 6XS
Received 28 Aug 2013
Decided - GrantedS6/2004/0904/LB
REPAINTING EXTERIOR OF LISTED BUILDING.
34 Fore Street Hatfield AL9 5AH
Received 11 Jun 2004
Decided - GrantedS6/2007/1688/LU
ERECTION OF SINGLE STOREY SIDE EXTENSION FOLLOWING DEMOLITION OF EXISTING GARAGE.
27 BULLS LANE, HATFIELD, HERTFORDSHIRE, AL9 7NY
Received 9 Nov 2007
Decided - GrantedN6/2014/0833/LB
Erection of pitched roof smoking shelter to rear of property
The White Horse 30 Mill Lane Welwyn AL6 9ET
Received 14 Apr 2014
Decided - Refused6/2018/2473/HOUSE
Erection of a timber constructed car port with two bays
16-18 Hyde Cottage Cromer Hyde Lane Lemsford Welwyn Garden City AL8 7XE
Received 26 Sept 2018
Decided - WithdrawnN6/2014/2228/LUE
Certificate of lawfulness for existing use of 3 car park spaces for the continued siting of a mobile catering unit
B & Q Welwyn Garden City, Swallowfields, Welwyn Garden City, AL7 1JD
Received 9 Oct 2014
Decided - Split6/2023/1195/COND
Submission of details pursuant to condition 2 (piling method statement), condition 3 (accessible housing), condition 4 (materials samples), condition 5 (noise mitigation scheme), condition 6 (hard and soft landscaping), condition 8 (solar PV panels or suitable alternative), condition 9 (electric vehicle charging facilities), condition 11 (parking layout), condition 12 (bicycle stores), condition 13 (refuse and recycling) and condition 17 (external lighting scheme) on planning permission 6/2022/0289/FULL
22a-22c The Common Hatfield AL10 0ND
Received 6 Jun 2023
Decided - Granted6/2021/2445/TPO
Reduce 1 x Chestnut tree (T1) to 1-2ft below Laurel understorey Crown thin 1 x Sweet Chestnut tree (T2) by 30% Fell 1 x Sweet Chestnut tree (T3) covered by TPO 655
6 Pine Crest Welwyn AL6 0EQ
Received 23 Aug 2021
Decided - GrantedC6/1988/0483/OP
Formation of new road
Land at Chequers Field, Welwyn Garden City, AL7 4TX
Received 1 Jan 1988
Decided - Granted6/2025/2356/HOUSE
Erection of a single storey rear extension and outbuilding in the rear garden
Jupiter Coopers Lane Northaw Potters Bar EN6 4NJ
Received 7 Nov 2025
Decided - Granted6/2026/0601/EM
Replace the existing rhododendron hedge to yew hedge
7 Sherrardspark Road Welwyn Garden City AL8 7JW
Received 7 Apr 2026
Decided - WithdrawnW6/2004/0467/EM
FORMATION OF VEHICLE HARDSTANDING
28 The Wade, Welwyn Garden City, AL7 4LG
Received 25 Mar 2004
Decided - WithdrawnW6/2006/0595/EM
FORMATION OF VEHICLE HARDSTNDING
24 Fallowfield, Welwyn Garden City, AL7 1EE
Received 8 May 2006
Decided - GrantedC6/1987/0682/FP
Two storey rear extension
23 Reddings, Welwyn Garden City, AL8 7LA
Received 1 Jan 1987
Decided - Granted6/2015/1796/TC
Fell Cedar tree to ground level
31-33 Ayot Green Ayot St Peter Welwyn AL6 9AB
Received 24 Aug 2015
Decided - GrantedN6/2007/1907/FP
REFURBISHMENT AND ENLARGEMENT OF PLAYGROUND
MONEYHOLE LANE PLAYING FIELDS, OFF SYLVAN WAY, WELWYN GARDEN CITY, HERTFORDSHIRE
Received 11 Dec 2007
Decided - Granted6/2022/2867/HOUSE
Conversion of garage to habitable space
11 Wheatbarn Welwyn Garden City AL7 2BN
Received 19 Dec 2022
Decided - GrantedN6/2007/1180/FP
PROPOSED ERECTION OF A NEW TWO BEDROOM DWELLING AND GARAGE AND REMOVAL OF EXISTING DOUBLE GARAGE AND REPLACEMENT SINGLE GARAGE WITH ALTERATIONS TO EXISTING VEHICLE ACCESS (VARIATION TO PLANNING PERMISSION N6/2005/0537/FP TO CREATE 3 BEDROOM DWELLING)
LAND ADJOINING, 18 SYLVANDALE, WELWYN GARDEN CITY, HERTFORDSHIRE, AL7 2HT
Received 6 Aug 2007

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