England · Local authority

Welwyn Hatfield Borough Council
Planning applications.

Explore collected planning applications and decisions for Welwyn Hatfield Borough Council. Search an address, application reference or proposal to find a record.

Collected application statistics

Collected records · All available dates

19,370Searchable applications

298Recorded as pending

86%Approval rate · 15,647 approved or refused records

2,174Refused applications

13,473 approved · 2,174 refused · 982 withdrawn. Received dates in our records: 5 Jan 2005 to 30 Sept 2026. Most recent record check: 12 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 Counts reflect the last collected status; some records may be out of date.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

Under Consideration6/2026/0944/VAR
Variation of condition 1 (crown roof) condition 2 (external materials) condition 3 (bin store) condition 4 (cycle store) condition 5 (EV charging) condition 6 (sustainable design & construction) condition 8 (bin store for No.12) and condition 11 (windows) on planning permission 6/2024/1960/FULL
11 and 12 Tolmers Gardens Cuffley Potters Bar EN6 4JE
Received 29 May 2026
Decided - Granted6/2025/2145/HOUSE
Erection of a detached annexe following the demolition of the existing detached garage.
9 Pond Croft Hatfield AL10 0RY
Received 8 Oct 2025
Decided6/2025/2512/TC
T1 Oak: Reduce back to old pruning points which is about 2m or 20%.
10 High Oaks Road Welwyn Garden City AL8 7BH
Received 3 Dec 2025
Decided - Granted6/2018/2608/EM
Erection of part single part two storey rear extension, single storey side extensions, porch with loft conversion including alterations to openings
2 Fearnley Road Welwyn Garden City AL8 6HW
Received 10 Oct 2018
Decided - Granted6/2025/1335/EMT
Fell old Apple tree which is falling over and replace with a new Apple tree. Please note this is urgent as the tree has recently moved and lifted its roots and is very nearly (within 1 -2 mm) leaning on a shed and will, if it moves further, significantly damage the shed. It would be appreciated if this request can be expedited with a swift site inspection and approval because of the imminent risk to the shed.
44 Attimore Road Welwyn Garden City AL8 6LP
Received 26 Jun 2025
Decided - Withdrawn6/2019/1504/EM
Proposed replacement of front door
16 Moatwood Green Welwyn Garden City AL7 3SN
Received 20 Jun 2019
Decided - Granted6/2022/0068/HOUSE
Erection of two storey side extension
42 Welham Manor Welham Green Hatfield AL9 7EL
Received 11 Jan 2022
Decided - Granted6/2021/0017/COND
Submission of details pursuant to conditions 8(e) (written verification of accordance of dwellings to Building Regulations Part M4(2)) on planning permission 6/2018/2809/MAJ
Former Queen Elizabeth II Hospital Nursery and MRI Centre off William Close, Welwyn Garden City AL7 4ER
Received 5 Jan 2021
Decided - Withdrawn6/2019/2653/MAJ
Demolition of existing buildings to facilitate the erection of 235 x flats, including business use B1 with associated works to include new access, car and cycle parking, landscaping and ancillary development
73 and 83 Bridge Road East Welwyn Garden City AL7 1UT
Received 22 Oct 2019
Decided - Granted6/2019/0182/PN8
Prior approval for the erection of a single storey rear extension measuring 6.0m in depth, 3.2m in height, 3.0m to the eaves
9 Bramble Road Hatfield AL10 9RZ
Received 27 Jan 2019
Decided - Granted6/2024/0227/EMT
T1 - Lime - Growing at an angle - crown reduction up to 2.5m T2 - Lime - Over extended branches - crown reduction to balance removing up to 2.5m T3 - Lime - Crown reduce removing up to 2.5m and remove moderate deadwood T4 - Oak - Remove deadwood G1 - Ash group, small 3 or 4 - Fell self set trees G2 - Mixed group approx 12, Ash, Yew, Hornbeam, Beech, Oak - remove deadwood. G2 - Fell Hornbeam and Ash
Asquith House Guessens Road Welwyn Garden City AL8 6QA
Received 5 Feb 2024
Decided - Granted6/2022/0470/TPO
Oak trees T1 and T12 - Crown reduction of 20% covered by TPO 725 (2018).
7 Roundwood Drive Welwyn Garden City AL8 7JZ
Received 28 Feb 2022
Decided - Granted6/2019/1707/HOUSE
Erection of a single storey front infill extension, first floor rear extension and alterations to openings on existing side and rear elevations
8 Mary Proud Court Oak Piece Welwyn AL6 0XG
Received 11 Jul 2019
Decided - Granted6/2019/2936/VAR
Variation of condition 6 (landscaping) on planning permission 6/2019/0726/VAR
The East Great North Road Welwyn Garden City AL8 7TB
Received 18 Nov 2019
Decided - Granted6/2021/3143/COND
Submission of details pursuant to condition 2 (Construction Management Plan) on planning application 6/2021/1612/VAR
The Lawn Cemetery Southway Hatfield AL10 8HS
Received 3 Nov 2021
Decided - Granted6/2025/0941/HOUSE
Erection of front boundary wall and gates and installation of second dropped kerb
9 Mymms Drive Brookmans Park AL9 7AE
Received 21 May 2025
Decided - Granted6/2021/0438/HOUSE
Single storey front and rear extension and partial garage conversion
27 Glebe Road Welwyn AL6 9PB
Received 11 Feb 2021
Decided6/2019/1002/TPO
Fell 1x Leylandii Cypress trees - Conservation area
9 The Green Welwyn AL6 9EA
Received 25 Apr 2019
Decided - Granted6/2024/0335/HOUSE
Erection of a single storey rear extension following demolition of existing outbuilding, erection of garden room, formation of vehicular access to the highway and hard paving to the front garden
48 Crookhams Welwyn Garden City AL7 1PF
Received 20 Feb 2024
Decided6/2022/1849/TC
Reduce Lawsons Cyprus by 20% to allow more light to penetrate
14 Roundwood Drive Welwyn Garden City AL8 7JZ
Received 8 Aug 2022
Decided - Granted6/2024/2234/EMT
Fell 1 x Cherry tree
53 Blakemere Road Welwyn Garden City AL8 7PQ
Received 20 Nov 2024
Decided - Granted6/2022/0730/EM
Erection of garden room
36 Westly Wood Welwyn Garden City Hertfordshire AL7 1QL
Received 28 Mar 2022
Decided - Granted6/2020/2175/EM
Replacement of existing garden shed which is approx 2.5m by 2.5 with a shed/summer house approx 3.0m by 5m to be poisitioned where current shed is, within 1m of boundary and to be no higher than 2.4m in height.
6 Fearnley Road Welwyn Garden City AL8 6HW
Received 26 Aug 2020
Decided - Granted6/2025/1754/VAR
Variation of condition 12 (Drawing numbers) on planning permission 6/2024/1096/FULL
69 Pine Grove Brookmans Park AL9 7BL
Received 18 Aug 2025

Records are ordered by application ID, not submission date. Use search to find a particular address or proposal.

View all applications

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