Planning Applications in AL9

Planning authority: Welwyn Hatfield

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Showing 50 of 53 applications
6/2026/0995/PN8 5 Jun 2026 Pending

2 Corner View Welham Green Hatfield AL9 7DH

Prior approval for a single storey rear extension measuring 4m in depth, 2.2m to the eaves and the maximum height of 3.6m

Welwyn Hatfield 5 Jun 2026
6/2026/0962/COND 2 Jun 2026 Pending

Glendee Boarding Kennels Dixons Hill Close Welham Green Hatfield AL9 7EN

Submission of details pursuant of condition 12 (drainage) on planning permission 6/2024/0628/FULL

Welwyn Hatfield 2 Jun 2026
6/2026/0926/HOUSE 26 May 2026 Pending

The Willows Marshmoor Lane Welham Green Hatfield AL9 7HT

Extension of existing residential dwelling

Welwyn Hatfield 26 May 2026
6/2026/0918/LAWP 22 May 2026 Pending

2 Corner View Welham Green Hatfield AL9 7DH

Certificate of lawfulness for the proposed erection of single storey rear extension

Welwyn Hatfield 22 May 2026
6/2026/0904/HOUSE 21 May 2026 Pending

7 Greenfield Hatfield AL9 5HW

Erection of a single storey rear extension, conversion of double integral garage,, covered porch, replacement front dormer and erection of new boundar...

Welwyn Hatfield 21 May 2026
6/2026/0902/PIP 20 May 2026 Pending

Site Of Former Swan Stables Woodside Lane AL9 6DE

Residential development of five units

Welwyn Hatfield 20 May 2026
6/2026/0881/COND 19 May 2026 Pending

29 The Grove Brookmans Park AL9 7RL

Submission of details pursuant to condition number 1 (material samples) and 2 (approved plans) on planning permission 6/2025/2477/HOUSE

Welwyn Hatfield 19 May 2026
6/2026/0858/ADV 15 May 2026 Pending

Welham Green Service Station Dellsome Lane Welham Green Hatfield AL9 7NF

Installation of six signs

Welwyn Hatfield 15 May 2026
6/2026/0862/HOUSE 15 May 2026 Pending

3 Brookmans Avenue Brookmans Park AL9 7QH

Erection of single storey rear extension

Welwyn Hatfield 15 May 2026
6/2026/0864/HOUSE 15 May 2026 Pending

15 Bradmore Way Brookmans Park AL9 7QY

Erection of two storey side and rear extension (resubmission of lapsed consent 6/2022/1846/HOUSE)

Welwyn Hatfield 15 May 2026
6/2026/0852/PN24 14 May 2026 Pending

Tesco Stores Ltd Great North Road Hatfield AL9 5JY

Prior approval for a Solar PV installation to reduce electrical consumption and therefore carbon emissions at the commercial property

Welwyn Hatfield 14 May 2026
6/2026/0835/COND 12 May 2026 Pending

26 Station Road Welham Green Hatfield AL9 7PG

Submission of details pursuant to Condition 12 (Cycle Storage) on planning permission 6/2024/2418/MAJ

Welwyn Hatfield 12 May 2026
6/2026/0830/HOUSE 12 May 2026 Pending

14 Holloways Lane Welham Green Hatfield AL9 7NP

Erection of single storey front, side and rear extensions

Welwyn Hatfield 12 May 2026
6/2026/0828/HOUSE 12 May 2026 Pending

4 Bulls Lane Hatfield AL9 7PD

Erection of a two storey side extension, single storey front extension and single storey rear extension following the demolition of the existing garag...

Welwyn Hatfield 12 May 2026
6/2026/0826/HOUSE 12 May 2026 Pending

28 The Grove Brookmans Park AL9 7RN

Part conversion of garage to form utility room with two rooflights within the roof

Welwyn Hatfield 12 May 2026
6/2026/0813/TPO 11 May 2026 Pending

Park Meadow Hatfield AL9 5HE

T34 Pinus sylvestris, fell and grind out T35 Acer negundo remove dead branches T59 Fraxinus excelsior, remove dead branches T66 & T67 Fraxinus excelsi...

Welwyn Hatfield 11 May 2026
6/2026/0791/COND 6 May 2026 Pending

26 Station Road Welham Green Hatfield AL9 7PG

Submission of details pursuant to condition number 13 (Refuse Strategy) on planning permission 6/2024/2418/MAJ

Welwyn Hatfield 6 May 2026
6/2026/0765/EIA 30 Apr 2026 Determined

Small Animal Hospital at the Hawkshead Campus of the Royal Veterinary College AL9 7TA

Request for a screening opinion for proposal to implement the proposals for a new Small Animal Hospital as per the Approved Hawkshead Campus Masterpla...

Welwyn Hatfield 30 Apr 2026
6/2026/0755/HOUSE 29 Apr 2026 Pending

38 Westland Drive Brookmans Park AL9 7UQ

Erection of single storey side and rear extension with split level roofline

Welwyn Hatfield 29 Apr 2026
6/2026/0745/LB 27 Apr 2026 Pending

14 Fore Street Hatfield AL9 5AH

Repointing of the principal front elevation. Localised repointing of approximately 2m of brickwork in the rear gable. Replacement of 20 damaged bricks...

Welwyn Hatfield 27 Apr 2026
6/2026/0739/COND 27 Apr 2026 Pending

Mill Green 5 Mill Green Cottages Bush Hall Lane Hatfield AL9 5PB

Submission of details pursuant to condition number 1 (brick replacement method) and 2 (material sample tiles) on listed building consent 6/2026/0039/L...

Welwyn Hatfield 27 Apr 2026
6/2026/0737/COND 27 Apr 2026 Granted

55 Peplins Way Brookmans Park AL9 7UR

Submission of details pursuant to Condition 1 (the Biodiversity Gain Plan) on planning permission 6/2025/2564/FULL

Welwyn Hatfield 27 Apr 2026
6/2026/0734/COND 27 Apr 2026 Pending

Land south of Welham Manor and west of Station Road, including 26 Station Road Welham Green AL9 7EL

Submission of details pursuant to Condition 3 (Contamination through Surface Water Drainage), condition 5 (Surface Water Drainage Network) on planning...

Welwyn Hatfield 27 Apr 2026
6/2026/0708/VAR 21 Apr 2026 Pending

North Mymms Park Tollgate Road North Mymms AL9 7TR

Variation or removal of Condition 2 (noise limiting system) and removal of Condition 3 (overarching Travel Plan) of planning permission 6/2022/2793/VA...

Welwyn Hatfield 21 Apr 2026
6/2026/0706/LAWP 21 Apr 2026 Pending

Blue Moon Paddock Woodfield Lane Brookmans Park AL9 6JJ

Certificate of lawfulness to certify that proposed works to carry on and complete the erection of a two bedroom dwelling house with parking and courty...

Welwyn Hatfield 21 Apr 2026
6/2026/0700/HOUSE 20 Apr 2026 Pending

24 Hawkshead Lane North Mymms AL9 7TB

Alteration and extension to roof with the insertion of a new rooflight. Garage conversion involving the replacement of garage door with window

Welwyn Hatfield 20 Apr 2026
6/2026/0703/HOUSE 20 Apr 2026 Pending

57 Great North Road Brookmans Park AL9 6LA

Erection of part double part single storey rear extension, single storey front porch extension, raising of roof and eaves to accommodate loft conversi...

Welwyn Hatfield 20 Apr 2026
6/2026/0686/FULL 17 Apr 2026 Pending

11 Georges Wood Road Brookmans Park AL9 7BY

Erection of new dwelling and associated hard and soft landscaping following demolition of the existing dwelling and the detached garage

Welwyn Hatfield 17 Apr 2026
6/2026/0690/LB 17 Apr 2026 Pending

Wytmead Essendon Hill Essendon Hatfield AL9 6AW

Repair and replacement of existing roof tiles, the removal of one existing Velux rooflight, and the replacement of two other Velux rooflights, rebuild...

Welwyn Hatfield 17 Apr 2026
6/2026/0692/HOUSE 17 Apr 2026 Refused

60 Pooleys Lane Welham Green Hatfield AL9 7LF

Alterations and extension to roof with rear dormer and skylights to front roofslope

Welwyn Hatfield 17 Apr 2026
6/2026/0651/HOUSE 13 Apr 2026 Pending

42 Holloways Lane Welham Green Hatfield AL9 7NS

Erection of a part single storey and part 1.5 storey rear extension and single storey side extension, alterations to the roof and fenestration and ins...

Welwyn Hatfield 13 Apr 2026
6/2026/0640/HOUSE 10 Apr 2026 Refused

13 Lodge Drive Hatfield AL9 5HL

Erection of a two-storey front and side extensions, part single and part two storey rear extension, alterations to fenestration and external materials

Welwyn Hatfield 10 Apr 2026
6/2026/0641/TPO 10 Apr 2026 Pending

Oakview 103 Brookmans Avenue Brookmans Park AL9 7QG

T1 – Oak – height 15m – spread 12m – w3w aims.dime.into Requested works: 1m Reduction of entire tree, removing all deadwood. Reasons for works: Tree i...

Welwyn Hatfield 10 Apr 2026
6/2026/0622/COND 9 Apr 2026 Granted

26 Station Road Welham Green Hatfield AL9 7PG

Submission of details pursuant to Condition 7 (CEMP) and 8 (Badger Survey) on planning permission 6/2024/2418/MAJ

Welwyn Hatfield 9 Apr 2026
6/2026/0618/COND 8 Apr 2026 Pending

Land at Green Close Brookmans Park AL9 7ST

Submission of details pursuant to Condition 6 (Surface water drainage scheme), Condition 9 (Energy statement) & Condition 10 (Noise Assessment) on pla...

Welwyn Hatfield 8 Apr 2026
6/2026/0604/COND 7 Apr 2026 Pending

26 Station Road Welham Green Hatfield AL9 7PG

Submission of details pursuant to Condition 6 (Construction Management Plan) on planning permission 6/2024/2418/MAJ

Welwyn Hatfield 7 Apr 2026
6/2026/0603/COND 7 Apr 2026 Granted

26 Station Road Welham Green Hatfield AL9 7PG

Submission of details pursuant to condition number 4 (Site Waste Management Plan) on planning permission 6/2024/2418/MAJ

Welwyn Hatfield 7 Apr 2026
6/2026/0595/HOUSE 7 Apr 2026 Pending

60 Westland Drive Brookmans Park AL9 7UQ

Erection of single storey rear extension, hip to gable loft conversion and insertion of rear box dormer and alterations to fenestration, following the...

Welwyn Hatfield 7 Apr 2026
6/2026/0589/TC 2 Apr 2026 No Objection

The Limes 51 High Road Essendon Hatfield AL9 6HS

Oak T1 – Reduce the Oak tree by approximately 30% (3–4 metres), focusing primarily on the right-hand side to clear the overhang above the garage, and ...

Welwyn Hatfield 2 Apr 2026
6/2026/0588/HOUSE 2 Apr 2026 Pending

54 Georges Wood Road Brookmans Park AL9 7BU

Erection of a single storey rear extension, main roof raised by 1 meter in height and rear dormer with rooflights to facilitate a loft conversion

Welwyn Hatfield 2 Apr 2026
6/2026/0590/HOUSE 2 Apr 2026 Pending

7 Barfolds Welham Green Hatfield AL9 7NG

Erection of two storey side extension

Welwyn Hatfield 2 Apr 2026
6/2026/0586/COND 1 Apr 2026 Granted

Salisbury Square Hatfield AL9 5AD

Submission of details pursuant to condition number 22 (drainage scheme) on planning permission 6/2021/3422/MAJ

Welwyn Hatfield 1 Apr 2026
6/2026/0583/LAWP 1 Apr 2026 Granted

Red Lodge High Road Essendon Hatfield AL9 6HU

Certificate of Lawfulness for two single storey side extensions, replacement car port following removal of existing structures, new hardstanding and v...

Welwyn Hatfield 1 Apr 2026
6/2026/0571/LB 30 Mar 2026 Granted

7-15 Park Street Hatfield AL9 5AT

Proposed secondary double glazing

Welwyn Hatfield 30 Mar 2026
6/2026/0573/LAWP 30 Mar 2026 Pending

Woodside Garden Lodge Wildhill Road Hatfield AL9 6DD

Certificate of lawfulness for the erection of a mobile home

Welwyn Hatfield 30 Mar 2026
6/2026/0568/FULL 27 Mar 2026 Granted

17A The Broadway Hatfield AL9 5HZ

Installation of air conditioning condenser floor mounted to the rear of the building

Welwyn Hatfield 27 Mar 2026
6/2026/0536/COND 24 Mar 2026 Granted

Essendon Lodge School Lane Essendon Hatfield AL9 6HD

Submission of details pursuant to condition 1 (Arboricultural Impact Statement and Arboricultural Method Statement) on planning permission 6/2025/1790...

Welwyn Hatfield 24 Mar 2026
6/2026/0535/PN19 24 Mar 2026 Prior Approval Required and Granted

Hill End Farm Hill End Hertford Road Hatfield AL9 5PQ

Prior approval for the erection of agricultural building to be used as a grain store

Welwyn Hatfield 24 Mar 2026
6/2026/0522/FULL 23 Mar 2026 Pending

Land to Rear of 63 Pine Grove Brookmans Park AL9 7BL

Erection of new dwelling and associated hard and soft landscaping

Welwyn Hatfield 23 Mar 2026
6/2026/0525/FULL 23 Mar 2026 Pending

73 Mymms Drive Brookmans Park AL9 7AA

Erection of a new dwelling following demolition of the existing building

Welwyn Hatfield 23 Mar 2026
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Data updated daily. Source: Welwyn Hatfield planning portal.