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29,002 approved · 4,819 refused · 2,219 withdrawn.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: 9 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 Counts reflect the last collected status; some records may be out of date.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 - Granted6/2016/0487/HOUSE
Erection of single storey side and rear extension
20 Holloways Lane, Welham Green, Hatfield, AL9 7NP
Received 24 Mar 2016
Decided - Granted6/2022/2739/HOUSE
Erection of first floor side extension, ground floor rear extension and conversion of garage
41 Digswell Park Road Welwyn Garden City AL8 7NW
Received 2 Dec 2022
Decided - Granted6/2023/0291/EM
Amend Estate Management wording on approved application 6/2019/0351/EM to reflect sub-division of property into two separate dwellings
2 Sandpit Road Welwyn Garden City AL7 3TN
Received 6 Feb 2023
Decided - Granted6/2025/2342/EM
Removal of section of wall in rear garden to accommodate gate to the rear of the property
33 Salmon Close Welwyn Garden City AL7 1TR
Received 4 Nov 2025
Decided - Granted6/2020/2520/EMT
Fell 1 x Leyland Cypress to ground level.
82 Bushey Ley Welwyn Garden City AL7 3HN
Received 30 Sept 2020
Decided - Withdrawn6/2017/2635/HOUSE
Erection of single storey rear extension with the installation of 1 x roof light
38 Furzefield Road Welwyn Garden City AL7 3RJ
Received 9 Nov 2017
Decided6/2024/1593/TC
Removal of Lime tree
22 Vine Close Welwyn Garden City AL8 7PS
Received 21 Aug 2024
Decided - GrantedC6/1987/0764/FP
Single storey extension to existing workshop
Land rear of 2 New Road Welwyn Garden City AL8 7TX
Received 1 Jan 1987
DecidedN6/2008/1997/TE
REDUCTION OF SILVER BIRCH IN REAR GARDEN
37 BROCKSWOOD LANE, WELWYN GARDEN CITY, HERTFORDSHIRE, AL8 7BE
Received 17 Oct 2008
Decided - Refused6/2024/1902/LB
Installation of replacement windows to match the original design and material
8 Vineyards Road Northaw Potters Bar EN6 4PA
Received 3 Oct 2024
Decided - Granted6/2018/2893/EM
Fell 1x Rowan tree
22 Attimore Road Welwyn Garden City AL8 6LW
Received 12 Nov 2018
Decided - Refused6/2018/1680/PN8
Prior approval for the erection of single storey rear conservatory measuring 4.040m in depth, 3.330m in height and 2.100m to the eaves
150 Crawford Road Hatfield AL10 0PA
Received 21 Jun 2018
Decided - GrantedS6/2015/0947/FP
Erection of single storey rear extension to include three rooflights and rear dormer
41 Huggins Lane, Hatfield, AL9 7LJ
Received 1 May 2015
Decided - Granted6/2020/0349/FULL
Installation of external ducting
Goldings House Goldings Crescent Hatfield AL10 8TZ
Received 7 Feb 2020
Decided - GrantedS6/2008/1446/FP
ERECTION OF DETACHED DWELLING, FOLLOWING DEMOLITION OF EXISTING DWELLING
9 PINE GROVE, BROOKMANS PARK, HATFIELD, HERTFORDSHIRE, AL9 7BP
Received 15 Aug 2008
Decided - Refused6/2021/3497/HOUSE
Erection of a single storey side extension following demolition of garage and single storey rear extension
18 The Meadway Cuffley Potters Bar EN6 4ES
Received 16 Dec 2021
Decided - Refused6/2021/0005/HOUSE
Erection of a two storey rear extension with enlargement of existing rear dormer window. Addition of pitched roof over existing front balcony, with front porch canopy. Replacement of summerhouse outbuilding to side garden.
36A Reynards Road Welwyn AL6 9TP
Received 4 Jan 2021
Decided - Refused6/2023/0180/HOUSE
Erection of part single and part two storey rear extension. Single storey front extension, including porch canopy to side, following removal of existing canopy and alterations to window openings to side and front elevations
19 Birchall Wood Welwyn Garden City AL7 2HL
Received 25 Jan 2023
Decided - Split6/2019/1847/COND
Confirmation that conditions attached to application N6/2010/1776/MA have been complied with
94 Broadwater Road Welwyn Garden City AL7 3BZ
Received 25 Jul 2019
Decided - WithdrawnW6/2012/2576/EM
Formation of hardstanding
204 Heronswood Road Welwyn Garden City AL7 3JQ
Received 10 Dec 2012
Decided - Granted6/2023/1539/EM
Erection of single storey rear extension with insertion of rooflights
33 Peartree Court Welwyn Garden City AL7 3XN
Received 24 Jul 2023
Decided - Granted6/2022/0921/EMT
Fell oak tree.
1 Thistle Grove, Welwyn Garden City, AL7 4AB
Received 19 Apr 2022
Decided - GrantedS6/2005/1396/FP
ERECTION OF PROPOSED CONSERVATORY
PONSBOURNE PARK HOTEL, NEWGATE STREET VILLAGE, HERTFORD, SG13 8QT
Received 8 Nov 2005
Decided - GrantedW6/2013/2213/EM
Erection of single storey side extension
84 Attimore Road, Welwyn Garden City, AL8 6LP
Received 16 Oct 2013

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