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

37,145Searchable applications

335Recorded as pending

86%Approval rate · 30,967 approved or refused records

4,294Refused applications

26,673 approved · 4,294 refused · 1,999 withdrawn. Received dates in our records: 29 Apr 1948 to 20 Oct 2026. Most recent record check: 25 Oct 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 Counts reflect the last collected status; some records may be out of date.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 - Granted6/2022/1406/EMT
T1 - Conifer; fell to ground level. This tree is cracking the rear pavement area and the roots stretch under the kitchen, affecting the foundations. The tree is considered too tall for its location and has low amenity value. T2 - Holly; fell to ground level. This tree is also cracking the patio at the back of the garden and the applicant wishes to erect a summer house there in the future. Also considered to be of low amenity value. G1 - Hawson Cypress; removal. This hedge is affecting the use of the driveway and the reasonable use of this space. The hedge is in a poor state and is very overgrown at present.
64 Lemsford Lane Welwyn Garden City AL8 6YJ
Received 17 Jun 2022
Appeal Decided - DismissedN6/2010/0071/FP
PROPOSED DEMOLITION OF TWO BUNAGLOWS AND ERECTION OF TWO TERRACES OF THREE HOUSES
14-16 WILGA ROAD, WELWYN, HERTFORDSHIRE, AL6 9PS
Received 14 Jan 2010
Decided - Granted6/2021/0876/LAWP
Certificate of lawfulness for proposed extensions to dwelling house including ground floor rear extension, new rear dormer window and a new front porch
71 Bluebridge Road Brookmans Park AL9 7UW
Received 18 Mar 2021
Decided - GrantedS6/2012/2659/DS
Discharge of condition 14 (Monitoring & Maintenance) of appeal decision APP/C1950/A/10/2142040 and S6/2010/111/OP - OUTLINE PLANNING APPLICATION FOR RESIDENTIAL DEVELOPMENT OF EXISTING SITE FOLLOWING DEMOLITION OF EXISTING DEPOT BUILDINGS, INCLUDING DETAILS OF MEANS OF ACCESS (ALL OTHER MATTERS RESERVED)
Former Mount Pleasant Depot, Mount Pleasant Lane, HATFIELD, AL9 5NR
Received 21 Dec 2012
Decided - GrantedW6/2010/0012/EM
FORMATION OF HARDSTANDING
5 SHEEPCOTE, WELWYN GARDEN CITY, HERTFORDSHIRE, AL7 4QA
Received 6 Jan 2010
Decided - RefusedN6/2008/0833/FP
ERECTION OF TWO STOREY REAR EXTENSION FOLLOWING DEMOLITION OF EXISTING SINGLE STOREY REAR EXTENSION
25 BLAKEMERE ROAD, WELWYN GARDEN CITY, HERTFORDSHIRE, AL8 7PQ
Received 27 May 2008
Decided - GrantedS6/2009/2751/FP
ROOF ALTERATIONS INCLUDING 3 DORMER WINDOWS AND ROOFLIGHTS
FLAT 6 PONSBOURNE MANOR, 73 NEWGATE STREET VILLAGE, HERTFORD, HERTFORDSHIRE, SG13 8QR
Received 31 Dec 2009
DecidedN6/2014/0162/TC
Reduce Oak tree to ground level
Asquith House, Guessens Road, Welwyn Garden City, AL8 6QA
Received 17 Jan 2014
Decided - Granted6/2017/1772/HOUSE
Installation of white uPVC window to north elevation to facilitate conversion of loft to habitable space
63 Bradmore Way Brookmans Park Hatfield AL9 7QZ
Received 7 Aug 2017
Decided - Granted6/2018/0296/COND
Submission of details pursuant to condition 5 (details of new roads, accesses, cycleways and footways) on planning permission 6/2015/2043/OUTLINE, dated 05/07/2016
Plot 4100 Gypsy Moth Avenue Hatfield Business Park Hatfield AL10 9UH
Received 30 Jan 2018
Decided - Granted6/2024/0360/COND
Submission of details pursuant to conditions 11 (Landscaping Scheme), 12 (Site Investigation and Post Investigation Assessment) and 17 (Details of Entrance Gates) on planning permission 6/2021/3489/MAJ
The Woodside Centre The Commons Welwyn Garden City AL7 4DD
Received 26 Feb 2024
Decided - Refused6/2019/3199/LAWE
Certificate of lawfulness for the existing use of dwelling for non agricultural tenants
Park Farm House Northaw Road West Northaw Potters Bar EN6 4NT
Received 20 Dec 2019
Decided - Granted6/2024/0105/MAJ
Erection of 73 residential units to include access landscaping private and communal amenity space vehicle parking cycle refuse and recycling storage public open space and other associated supporting infrastructure
Land north of The Meadway Cuffley Potters Bar EN6 4ET
Received 15 Jan 2024
Decided - Granted6/2023/2523/HOUSE
Installation of new roof with rooflights and bifold doors on existing single storey rear extension, replacement of rear dormer with larger rear dormer
19 Bluebridge Avenue Brookmans Park Hertfordshire AL9 7RY
Received 19 Dec 2023
Decided - Granted6/2017/0434/TPO
Thin Silver birch crown by 10% and reduce height by upto 2.5m and spread by upto 2m. Flowering Cherry tree remove 15% of live branches and reduce crown height height by upto 3m - Conservation Area
6 Handside Green Welwyn Garden City AL8 6SQ
Received 3 Mar 2017
Decided - Granted6/2021/2257/COND
Submission of details pursuant to condition number 1 (details of proposed crown roof) on planning permission 6/2021/1633/HOUSE
8 Bluebridge Road Brookmans Park AL9 7SB
Received 28 Jul 2021
Decided - Granted6/2018/0326/EM
Remove 2 x Leylandii trees (T1 and T2) and replace with Apple trees further up the garden
6 Honeycroft Welwyn Garden City AL8 6HR
Received 1 Feb 2018
Decided - GrantedN6/2009/2517/FP
ERECTION OF SINGLE STOREY EXTENSION TO SPORTS PAVILION
DIGSWELL PARK SPORTS ASSOCIATION, 288 KNIGHTSFIELD, WELWYN GARDEN CITY, HERTFORDSHIRE, AL8 7NQ
Received 6 Nov 2009
Decided - RefusedS6/2009/0008/LU
ERECTION OF OUTBUILDING
SPINNEY COTTAGE, WELL ROAD, NORTHAW, HERTFORDSHIRE, EN6 4NJ
Received 5 Jan 2009
Appeal Decided - DismissedS6/2008/0918/MA
Erection of 14 residential units comprising of 13x2 bed and 1x3 bed in two, three storey blocks incorporating undercroft car parking, surface car parking and landscaping
LAND AT, GREEN CLOSE AND STATION ROAD, BROOKMANS PARK, HATFIELD, HERTFORDSHIRE, AL9 7ST
Received 10 Jun 2008
Decided6/2021/2280/TC
Apple tree - fell
10 Guessens Road Welwyn Garden City AL8 6QR
Received 29 Jul 2021
Decided - Granted6/2015/2560/HOUSE
Erection of two storey side and rear extension
88 Stockbreach Road, Hatfield, AL10 0BE
Received 24 Dec 2015
Decided - Granted6/2022/0628/FULL
Installation an Air Source Heat Pump (revision to approved scheme 6/2021/1788/FULL).
Campus West The Campus Welwyn Garden City Hertfordshire AL8 6BX
Received 17 Mar 2022
Decided - Granted6/2017/1065/EM
Installation of clay roll top chimney pot and birdguard following removal of existing gas flue chimney pot on top of remaining brickwork.
120 Haldens Welwyn Garden City AL7 1DG
Received 17 May 2017

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.

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Guides to planning records

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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.
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Published 16 Jul 2026Updated 13 Sept 2026
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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.
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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