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29,002 approved · 4,819 refused · 2,219 withdrawn.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 Counts reflect the last collected status; some records may be out of date.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 - GrantedN6/2014/0684/TC
Pollard 20 Lime trees
3 Palmerston Close, Welwyn Garden City, AL8 7DL
Received 27 Mar 2014
Decided - GrantedS6/2004/1560/FP
ERECTION OF A TWO STOREY SIDE EXTENSION, SINGLE STOREY REAR EXTENSION AND EXTENSION TO GARAGE AND PORCH
37 Peplins Way Brookmans Park Hatfield AL9 7UR
Received 18 Oct 2004
Decided - GrantedN6/2008/0098/FP
ERECTION OF TWO DETACHED FOUR BEDROOMED DWELLINGS WITH DOUBLE GARAGE, ASSOCIATED ACCESS AND LANDSCAPING
2 Sharmans Close Digswell Welwyn AL6 0AR
Received 15 Jan 2008
Decided - GrantedS6/2008/0972/DS
DISCHARGE OF CONDITIONS OF PLANNING PERMISSION S6/2008/0035/FP
THE VINES, HIGH ROAD, ESSENDON, HATFIELD, HERTFORDSHIRE, AL9 6HS
Received 3 Jul 2008
Decided - Granted6/2015/2369/HOUSE
Erection of single storey side/front extensions and remodelling of front elevation including porch and demolition of side garage
17 Wood View, Cuffley, Potters Bar, EN6 4RE
Received 24 Nov 2015
Decided - GrantedC6/1987/0310/FP
Erection of laboratory building with associated offices and storage areas following demolition of existing building No.14
Broadwater Road, Welwyn Garden City
Received 1 Jan 1987
Decided - GrantedS6/2013/0436/FP
Erection of single storey rear extension and conversion of garage to habitable space and front canopy
46 Peplins Way, Brookmans Park, HATFIELD, AL9 7UU
Received 26 Feb 2013
Decided - Withdrawn6/2017/0639/HOUSE
Installation of rear sliding or bi-folding doors following removal of existing door and window as well as installation of rear windows to roof extension
16 Norman Road Welwyn AL6 9JP
Received 28 Mar 2017
DecidedS6/2014/2187/CD
Application for a modification order to amend the definitive map of public rights of way
Fore Street, Hatfield, AL9 5AN
Received 3 Oct 2014
Decided - Granted6/2023/1645/EM
Replacement of boundary hedges with wood panel fencing
7 Pitsfield Welwyn Garden City AL8 7SJ
Received 8 Aug 2023
Decided - Refused6/2019/2924/FULL
Erection of dwelling following demolition of existing dwelling
Spindlebury Cottage Ottway Walk Welwyn AL6 9AS
Received 20 Nov 2019
Decided - GrantedC6/1988/0621/FP
Erection of new pavilionafter demolitionof existing, with associated car parking and provision of bowling green
Digswell Park, Knightsfield, Welwyn Garden City, AL8 7NL
Received 1 Jan 1988
Decided - GrantedN6/2004/0296/FP
ERECTION OF SINGLE STOREY SIDE EXTENSION
5 Kilnfield Welwyn Garden City AL7 1NR
Received 27 Feb 2004
Decided - GrantedS6/2007/1707/FP
ERECTION OF A REPLACEMENT DWELLING AND RAISED PATIO/TERRACE (AMENDMENT TO PLANNING APPLICATION S6/2006/1711/FP)
46 VINEYARDS ROAD, NORTHAW, POTTERS BAR, HERTFORDSHIRE, EN6 4PA
Received 13 Nov 2007
Decided - Granted6/2024/1081/HOUSE
Erection of a single storey rear extension
15 Downfields Welwyn Garden City AL8 6XR
Received 11 Jun 2024
Decided - Granted6/2022/2478/LB
Replacement of 8 x rear facing windows and provision of 2 extractor vents at the rear of the site
44 Fore Street Hatfield Al9 5AH
Received 28 Oct 2022
Decided - Granted6/2025/0393/FULL
Sub-division of dwelling to create two separate dwellinghouses
24 Thistle Grove Welwyn Garden City AL7 4AN
Received 28 Feb 2025
Decided - RefusedN6/2013/0757/AD
Installation of one non illuminated fascia sign
30 Howardsgate, Welwyn Garden City, AL8 6BJ
Received 12 Apr 2013
Decided6/2025/2167/TC
T1 - crown reduce 1 x Red Oak - 2-3m crown reduction and remove any major deadwood
19 Dellcott Close Welwyn Garden City AL8 7BB
Received 13 Oct 2025
Decided - Granted6/2019/0060/EM
Erection of single storey rear extension with glass canopy to the side, part garage conversion, alterations to existing side windows and door, new dormer & enlargement of side dormer to facilitate a loft conversion
14 Roundwood Drive Welwyn Garden City AL8 7JZ
Received 14 Jan 2019
Decided - Granted6/2019/0332/HOUSE
Erection of two storey side/rear extensions following demolition of garage and conservatory with installation of front dormers and alterations to openings
34 Tolmers Avenue Cuffley Potters Bar EN6 4QA
Received 13 Feb 2019
Decided - GrantedS6/2014/1665/FP
Erection of rear orangery
Bedwell Lodge Farm, Cucumber Lane, Essendon, Hatfield, AL9 6JB
Received 23 Jul 2014
Decided - GrantedS6/2015/1267/FP
Proposed change of use from uses within Classes A1-A5 to sui generis use to allow use as a licensed betting office
Former Hornbeams Adult Training Centre The Bill Salmon Centre 88 Town Centre Hatfield AL10 0JW
Received 12 Jun 2015
Decided - Withdrawn6/2018/2963/HOUSE
Formation of vehicular crossover and hardstanding
164 Aldykes Hatfield AL10 8EE
Received 19 Nov 2018

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