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

18,015Searchable applications

298Recorded as pending

86%Approval rate · 14,516 approved or refused records

2,008Refused applications

12,508 approved · 2,008 refused · 913 withdrawn. Received dates in our records: 5 Jan 2005 to 30 Sept 2026. Most recent record check: 11 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 Counts reflect the last collected status; some records may be out of date.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 - Granted6/2021/0656/HOUSE
Erection of first floor rear extension and insertion of 2 x windows on side elevations
10 Cubitts Close Digswell Welwyn AL6 0DZ
Received 1 Mar 2021
Decided6/2021/1801/TC
T1 Silver Birch x 4 - Pollard three to 4 metres and fell one to ground level T2 Cherry - Pollard to 5 metres T3 Oak x 3 - Lift crowns 3 metres over house
5 The Glade Welwyn Garden City AL8 7LG
Received 10 Jun 2021
Decided6/2021/2231/TC
17 - ash reduce by 30%, approx. 3m reduction 18 - holly reduce to 3m and trim to shape 21 - pear reduce by 3m and shape 22 - pissard plum, reduce by 2m and balance lower canopy 26 and 27 - hawthorn reduce by 4m and kill ivy 31 - pear tree, dismantle and fell then grind out stump due to split in main fork 37 - wild plum, reduce to 2m and remove fire damaged sections 38 - dead fire damaged wild plum, dismantle and fell then grind out stump 44 - pollard Lombardy poplar to approx 7.5m due to cavity at base 45 - grey poplar pollard to approx 7.5m. 46 - row of wild plum trees reduce front canopy to reduce overhang over garden
The Beehive Beehive Lane Welwyn Garden City AL7 4BW
Received 26 Jul 2021
Decided - Granted6/2020/2676/TPO
T30 - Douglas Fir Reduce wayward limb back to main trunk and rebalance. Reduce crown by approximately 4m in height. Reduce side branches by approximately 1.5 - 2m and remove any deadwood from crown.
25 Wendover Drive Welwyn AL6 9LT
Received 14 Oct 2020
Decided - Granted6/2024/0823/FULL
Erection of a new reception and bar/restaurant following demolition of existing reception and bar/restaurant
Hatfield Oak Hotel Roehyde Way Hatfield AL10 9AF
Received 1 May 2024
Decided - Refused6/2020/1781/HOUSE
Loft Extension
11 Peplins Close Hatfield AL9 7UX
Received 21 Jul 2020
Decided - Granted6/2019/0952/HOUSE
Erection of single storey front porch, rear and side extensions
14 Cattlegate Road Northaw Potters Bar EN6 4DL
Received 18 Apr 2019
Decided - Refused6/2020/2587/PN27
Prior approval for the construction of an additional storey to facilitate the enlargement of the dwellinghouse to a maximum of approximately 8.986m in height.
Manor Cottage Vineyards Road Northaw Potters Bar EN6 4PQ
Received 16 Sept 2020
Decided - Granted6/2024/1846/EMT
1: The large 42-foot-tall (approx.) Common Ash (Fraxinus Excelsior) tree growing next to and over the front drive to undergo a crown reduction by 30% (12.6 feet / 3.8 meters) along with a cut back of the limbs from over the drive to allow more light onto the garden and drive below. An Ivy ring will be cut from around the trunk. The limbs on the neighbours' side to be cut back towards the boundary, to leave the tree balanced 2: The 40-foot-tall (approx.) Field Maple (Acer Campestre) tree growing over the front drive to undergo a crown reduction by 30% (12 feet / 3.6 meters) along with a cut back of the limbs from over the front drive. An Ivy ring will be cut from around the trunk. 3: Option: The younger 22-feet-tall (approx.) Common Ash (Fraxinus Excelsior) tree growing nearer the front of the drive to be safely and systematically dismantled down to a low sump to allow more room for the Maple tree growing next to it.
33 Applecroft Road Welwyn Garden City AL8 6JZ
Received 25 Sept 2024
Decided - Granted6/2021/2145/PN8
Prior approval for the erection of a single storey rear extension measuring 6m in depth, 3m in height and 3m to the eaves.
19 Chelwood Avenue Hatfield AL10 0RD
Received 15 Jul 2021
Decided - Granted6/2019/3085/EM
Erection of single storey rear in fill extension with alterations to openings
8 Moorend Welwyn Garden City AL7 4QL
Received 5 Dec 2019
Decided6/2025/0738/TC
Removal of diseased Cherry Tree from front garden
7 Handside Green Welwyn Garden City AL8 6SQ
Received 17 Apr 2025
Decided - Granted6/2020/3023/EMT
Reduce Two Wild Cherry trees by up to 30% and reduce Thuja hedge by 30%.
14 Templewood, Welwyn Garden City, AL8 7HX
Received 16 Nov 2020
Decided - Refused6/2025/0808/LB
Replacing 3 first floor wooden sash windows and one ground floor kitchen wooden window
Mill Green 5 Waterside Cottages Bush Hall Lane Hatfield AL9 5NY
Received 29 Apr 2025
Decided - Granted6/2018/3299/COND
Submission of details pursuant to condition 1 (material samples), 2 (Construction Management Statement), 3 (Tree Survey, Arboricultural Impact Assessment and Method Statement), 4 (Landscaping Scheme), 5 (parking surface), 6 (contamination), 7 (restrictions on further construction) on planning permission 6/2018/2649/FULL
6 Briary Wood End Welwyn AL6 0TD and rear of 10 Heathbrow Road Welwyn AL6 0TD
Received 17 Dec 2018
Decided6/2025/0582/TC
T1 Dead Apple - Fell to ground level T2 Dead Cherry - Fell to ground level
32 Sherrardspark Road Welwyn Garden City AL8 7JS
Received 27 Mar 2025
Decided - Granted6/2024/2224/EMT
1 x Maple to fell
26 Digswell Road Welwyn Garden City AL8 7PA
Received 18 Nov 2024
Decided - Granted6/2024/1949/LAWP
Certificate of Lawfulness for a proposed front porch
15 South Drive Cuffley Potters Bar EN6 4HP
Received 10 Oct 2024
Decided - Granted6/2021/1308/EM
Erection of pergola
34 Sherrardspark Road Welwyn Garden City AL8 7JS
Received 22 Apr 2021
Decided - Granted6/2019/3023/EM
Reduce1 x Silver Birch to reduce by around 2m height & 1.5m width
74 Digswell Park Road Welwyn Garden City AL8 7NS
Received 29 Nov 2019
Decided - Granted6/2021/2082/COND
Submission of details pursuant to conditions 1 (no development above ground level-materials) and 3 (additional drawings), on listed building consent 6/2020/3007/LB
Ayot Cottage Hill Farm Lane Welwyn AL6 9BT
Received 9 Jul 2021
Decided - Granted6/2019/1060/EM
Reduce 1 x Birch trees by 30% Reduce 1 x Cherry tree by 30% Reduce 1x Confider by 30% Fell one dead birch Reduce conifer hedge to 5 ft
68 Chequers Welwyn Garden City AL7 4SJ
Received 29 Apr 2019
Decided - Granted6/2022/0524/LAWP
Certificate of lawfulness for the erection of single storey side and rear extensions, following demolition of rear extension.
33 Codicote Road Welwyn AL6 9TT
Received 4 Mar 2022
Decided - Granted6/2018/2778/EM
Retention of altered front window
195 Daniells Welwyn Garden City AL7 1QH
Received 29 Oct 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