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29,002 approved · 4,819 refused · 2,219 withdrawn.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 Counts reflect the last collected status; some records may be out of date.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 - Refused6/2016/2229/HOUSE
Erection of detached oak framed garage/shed with personal gym/home office over, following demolition of existing detached garage and involving installation of additional vehicular crossover.
24 Great North Road Welwyn AL6 0PS
Received 21 Oct 2016
Decided - RefusedN6/2013/2597/OP
Outline application for the erection of a detached chalet bungalow following the demolition of existing barn and removal of mobile home
Danecroft Riding School Vera Lane Digswell Welwyn AL6 0EW
Received 6 Dec 2013
Decided - GrantedS6/2015/0644/NM
Non material amendment following approval of planning permission S6/2012/2104/FP - Addition of a high level window with obscured glass to first floor shower room
18 Holly Close Hatfield AL10 9JB
Received 24 Mar 2015
Decided - Granted6/2016/0087/TPO
Reduce Maple tree located in front garden and Cherry tree in rear garden by 9ft in height and 12ft in spread - Conservation Area
24 Dellcott Close, Welwyn Garden City, AL8 7BD
Received 14 Jan 2016
Decided - Granted6/2023/0071/LAWP
Certificate of lawfulness to change the surface colour of three tennis courts from green to blue
Orchard Lawn Tennis Club Blakemere Road Welwyn Garden City AL8 7PQ
Received 11 Jan 2023
Decided - Granted6/2021/1780/COND
Submission of details pursuant to condition numbers 1 (risk assessment, submission and implementation of remediation scheme, contamination report), 2 (emission reduction) and 5 (traffic noise) on planning permission 6/2020/1251/FULL.
Primrose Cottage Kentish Lane Hatfield AL9 6EE
Received 8 Jun 2021
Decided - Granted6/2019/0125/EM
Fell 1 X mountain ash and reduce 2x beech trees in height by 3.5.4m.
5 Mandeville Rise Welwyn Garden City AL8 7JT
Received 22 Jan 2019
Decided - GrantedN6/2008/0987/DS
DISCHARGE OF CONDITION 2 (MATERIALS) OF PLANNING PERMISSION N6/2007/424/FP
6 Longcroft Lane, Welwyn Garden City, AL8 6EA
Received 7 Jul 2008
Decided - Granted6/2016/1565/EM
Removal of Robinia tree from rear garden
17 Dellcott Close, Welwyn Garden City, AL8 7BB
Received 1 Aug 2016
Decided - GrantedN6/2004/1490/FP
INSERTION OF TWO ROOF LIGHTS
24 Ramblers Way Welwyn Garden City AL7 2JX
Received 6 Oct 2004
Decided - WithdrawnS6/2014/1248/LB
Internal and external alterations
Crosbys Cottage North Mymms Park, Tollgate Road, North Mymms, Hatfield, AL9 7TR
Received 3 Jun 2014
Decided - Granted6/2020/1553/HOUSE
Erection of two storey rear extension
6 Cubitts Close Digswell Welwyn AL6 0DZ
Received 30 Jun 2020
Decided - RefusedN6/2008/2065/FP
ERECTION OF A STATIC PARK HOME
Digswell Equestrian Centre Wardens Lodge Farm Hertford Road Digswell Welwyn AL6 0BS
Received 29 Oct 2008
Decided - GrantedS6/2004/0289/FP
REPLACEMENT OF EXISTING GARAGE
49 Tolmers Road Cuffley Potters Bar EN6 4JG
Received 26 Feb 2004
Decided - Granted6/2026/1236/EMT
Reduction by 40% of Oak tree (T5) Reduction of the Holly hedge (T8) to 8 feet high
30 Coneydale Welwyn Garden City AL8 7RZ
Received 14 Jul 2026
Decided - Granted6/2016/1262/TPO
Fell 10no Spruce trees (T1 - T10) 1no Hazel tree (T11) 2no Hawthorn trees (T12 - T13) 2no Apple trees (T14 - T15) 1no Fruit tree (T16) plus prune two lowest branches on Horse Chestnut tree (T17) and one lower branch on Oak tree (T18) - Conservation Area
Lower Meadow, Hill Farm Lane, Welwyn, AL6 9BW
Received 24 Jun 2016
Decided - GrantedS6/2015/0431/FP
Erection of a two storey rear extension, alterations and landscaping
Hill House Wild Hill Hatfield AL9 6EB
Received 4 Mar 2015
Decided - Granted6/2020/2658/EM
Erection of Garden Building under Permitted Development
1 Nut Grove Welwyn Garden City AL8 7SQ
Received 13 Oct 2020
Decided6/2018/0010/TPO
T1 Hornbeam - Crown reduction back to approximate previous cuts. Crown lift roadside of tree by approximately 1.5m from branch tips to match the garden side of the tree. T2 Hornbeam - Crown reduction by approximately 2m from branch tips in height and spread. T3 and T4 Oaks - Crown reduction of 1-2m from branch tips in height and spread
34 Sherrardspark Road Welwyn Garden City AL8 7JS
Received 28 Dec 2017
Decided - RefusedS6/2003/0010/FP
ERECTION OF AN AGRICULTURAL BUILDING (LIVESTOCK BARN) AMENDED SITING FOR BUILDING
BEAVERS LODGE FARM, TYLERS CAUSEWAY, NEWGATE STREET, HERTFORD
Received 6 Jan 2003
Decided - RefusedW6/2008/0879/EM
FORMATION OF VEHICLE HARDSTANDING
52 LUMBARDS, WELWYN GARDEN CITY, HERTFORDSHIRE, AL7 1PL
Received 3 Jun 2008
Decided - Granted6/2022/1370/EM
Replace existing porch with like for like replacement.
9 Firbank Barn Close Welwyn Garden City AL8 6SU
Received 13 Jun 2022
Decided - Granted6/2024/1696/EM
Erection of a single storey rear extension
46 Barnfield Road Welwyn Garden City AL7 3TQ
Received 4 Sept 2024
DecidedN6/2009/1024/TE
REMOVAL OF ASH TREE FROM THE REAR GARDEN
13 BEECHFIELD ROAD, WELWYN GARDEN CITY, HERTFORDSHIRE, AL7 3RG
Received 15 May 2009

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.
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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