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29,002 approved · 4,819 refused · 2,219 withdrawn.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 Counts reflect the last collected status; some records may be out of date.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

DecidedN6/2014/2356/TC
Removal of Fir tree
14 Beehive Green, Welwyn Garden City, AL7 4BE
Received 27 Oct 2014
Decided - Granted6/2018/1222/EM
Demolition of single storey side extension and erection of two storey and single storey side extension and alterations to fenestration on rear elevation
42 Caponfield Welwyn Garden City AL7 4AP
Received 4 May 2018
Decided - GrantedW6/2014/1104/EM
Erection of rear conservatory
60 Brockswood Lane Welwyn Garden City AL8 7BQ
Received 16 May 2014
Decided - Withdrawn6/2020/0915/EMT
Reduce 1 x Oak Tree by 30% & 6/2020/0905/TC
7 Hall Grove Welwyn Garden City AL7 4PJ
Received 22 Apr 2020
Decided - Withdrawn6/2019/1116/FULL
Change of use from retail (use class A1) to library (use class D1)
26-32 Town Centre, Hatfield, AL10 0LD
Received 9 May 2019
Decided - Refused6/2021/1833/EM
Retention of new roof
35 Fordwich Road Welwyn Garden City AL8 6EY
Received 14 Jun 2021
Decided - GrantedC6/1987/0826/FP
Erection of garden shed
81 Wellington Drive, Welwyn Garden City, AL7 2ND
Received 1 Jan 1987
Decided - GrantedS6/2006/0681/FP
RENEWAL OF PLANNNG APPLICATION REF:S6/2001/0450/FP FOR REPLACEMENT OF EXISTING STABLE, OUTBUILDING AND CARAVAN WITH THREE STABLES AND TACK ROOM
Foxwood Tylers Causeway Newgate Street Hertford SG13 8QN
Received 26 May 2006
Decided - Refused6/2020/1318/EMT
Fell 1x T2 Lime to rear Fell 1x H1 Privet hedge to side Fell 1x T1 Field maple to rear Prune T3 Lime tree periodically maintaining current dimensions- to side/ local authority owned Fell 1x T4 Lombardy poplar only if movement of house still occurs after removal of the above- neighbouring property
37 Attimore Road Welwyn Garden City AL8 6LG
Received 10 Jun 2020
Decided - Granted6/2025/2190/EMT
Fell triple stem sycamore in rear garden.
14 Cranborne Gardens Welwyn Garden City AL7 3NF
Received 14 Oct 2025
Decided - Granted6/2019/1152/EM
Reduce 1 x Crab Apple tree by 1.5m height & 1m width
8 Linkfield Welwyn Garden City AL7 4DW
Received 13 May 2019
Decided - Granted6/2016/0495/COND
Approval of details reserved by condition 4 (site investigation) on outline planning permission N6/2011/0359/OP
Queen Elizabeth II Hospital, Howlands, Welwyn Garden City, AL7 4HQ
Received 23 Mar 2016
Decided - Granted6/2016/0736/EM
Reduce Yew tree by 30%
4 Handside Lane, Welwyn Garden City, AL8 6SF
Received 18 Apr 2016
Decided - Granted6/2016/2464/HOUSE
Erection of a two storey side and rear extension, part single/part two storey side and rear extension, front dormer and single storey rear extension.
36 Hill Rise Cuffley Potters Bar EN6 4EJ
Received 22 Nov 2016
Decided - Refused6/2018/1079/EM
Erection of single storey front porch following demolition of existing porch canopy
15 Eastor Welwyn Garden City AL7 1PN
Received 25 Apr 2018
Decided6/2019/1235/TC
Reduce crown of birch tree by a maxumum of one third (including removal of lowest branch towards the property) covered by conservation area
27 The Cloisters Welwyn Garden City AL8 6DU
Received 15 May 2019
Decided - Granted6/2018/1725/COND
Submission of details pursuant to condition 1 (Product Specification and drawings of visual impact of mechanical ventilation) on planning application 6/2018/2605/FULL
8 Howardsgate Welwyn Garden City AL8 6BQ
Received 29 Jun 2018
Appeal Decided - Dismissed6/2021/2042/FULL
Conversion of 3-bedroom house into a 6-bedroom HMO with 3 parking spaces and 1 bike store to hold 6 cycles and bin stores.
49 Briars Wood Hatfield AL10 8DH
Received 5 Jul 2021
Decided6/2017/1802/TPO
Reduce Cherry tree crown by 10% plus removal of dead and cross over branches - Conservation Area
37 Valley Road Welwyn Garden City AL8 7DH
Received 7 Aug 2017
Decided - GrantedN6/2014/2542/TC
Fell Three Sycamore trees and Two Lawson Cypressus trees
The Manor House, Hill Farm Lane, Welwyn, Welwyn, AL6 9BP
Received 20 Nov 2014
Decided6/2026/0030/TC
T1 and T2 Lawsons cypress to be felled. Replaced with a more appropriate species.
Car Park Batterdale Hatfield AL9 5AF
Received 8 Jan 2026
Decided - GrantedN6/2004/0336/FP
INSTALLATION OF WINDOW TO FLANK WALL OF FIRST FLOOR SIDE EXTENSION
138 Oakdale Welwyn Garden City AL8 7QX
Received 8 Mar 2004
Decided - Granted6/2019/0317/COND
Submission of details pursuant to condition 3 (site survey showing floor levels), 4 (traffic noise scheme) and 5 (hard and soft landscaping) on planning permission 6/2018/2085/FULL
The East Great North Road Welwyn Garden City AL8 7TB
Received 12 Feb 2019
Appeal Decided - DismissedN6/2004/0464/FP
ERECTION OF FIRST FLOOR SIDE AND REAR EXTENSION
75 Lords Wood Welwyn Garden City AL7 2HG
Received 25 Mar 2004

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