Planning authority
Welwyn Hatfield planning applications
3,788 public planning records in the production OGL dataset, newest first, linked to council source pages.
Applications
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Welwyn Hatfield/6/2026/0435/FULL
57 Tolmers Road Cuffley Potters Bar EN6 4JG
Erection of dwelling following the demolition of existing dwelling
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Welwyn Hatfield/6/2026/0504/TPO
44 Carleton Rise Welwyn AL6 9RG
Oak tree to reduce to 12ft (3.6m) monolith/standing stem. Covered by TPO1 (1973) T2
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Welwyn Hatfield/6/2026/0541/EM
19 Greenfield Welwyn Garden City AL8 7HW
Installing a garden room (incorporating a shed)
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Welwyn Hatfield/6/2026/0547/VAR
4 Bracken Lane Welwyn AL6 0RB
Variation of condition 4 (drawing numbers) on planning permission 6/2024/0991/HOUSE
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Welwyn Hatfield/6/2026/0558/HOUSE
96 Birchwood Avenue Hatfield AL10 0PS
Erection of a part single-storey, part two storey side extension and a single storey rear extension, including associated internal reconfiguration, removal of chimney, and alterations to fe...
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Welwyn Hatfield/6/2026/0685/COND
Times Square (former Xerox Campus) Bessemer Road Welwyn Garden City AL7 1GP
Submission of details pursuant to Condition 14 (ii) (sound insulation and attenuation scheme) and (iii) (Performance report of scheme) on planning permission 6/2015/2213/MAJ
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Welwyn Hatfield/6/2026/0706/LAWP
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 courtyard garden following the demolition of...
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Welwyn Hatfield/6/2026/0815/HOUSE
111 Warren Way Digswell Welwyn AL6 0DL
Erection of part single storey, part two storey rear extension with rooflight to ground floor roof, enlarged patio area and ground floor and first floor openings to existing side elevation
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Welwyn Hatfield/6/2026/0829/HOUSE
37 The Ridgeway Cuffley Potters Bar EN6 4BB
Erection of single-storey rear extension, two-storey rear extensions and front porch, first-floor rear balcony, replacement rear patio, alterations to openings, installation of new windows...
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Welwyn Hatfield/6/2026/0836/EM
307 Knightsfield Welwyn Garden City AL8 7NJ
Erection of single storey rear extension with roof lanterns, covered verandah area, installation of roof lantern to existing side roof and replacement window to rear
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Welwyn Hatfield/6/2026/0866/EM
67 Valley Road Welwyn Garden City AL8 7DR
Reinstate the existing front driveway and erection of a small white-painted timber pedestrian gate installed between the existing laurel boundary hedges. The existing front hedge is to be e...
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Welwyn Hatfield/6/2026/0887/ADV
The Galleria Land Securities Comet Way Hatfield AL10 0XR
Removal of existing non-illuminated signage and erection of an electronic advertising display to the Eastern end of the Southern Elevation
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Welwyn Hatfield/6/2026/0888/FULL
The Galleria Land Securities Comet Way Hatfield AL10 0XR
Removal of existing non-illuminated signage and erection of an electronic advertising display to the Eastern end of the Southern Elevation
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Welwyn Hatfield/6/2026/0889/ADV
The Galleria Land Securities Comet Way Hatfield AL10 0XR
Removal of existing non-illuminated signage and erection of an electronic advertising display
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Welwyn Hatfield/6/2026/0890/FULL
The Galleria Land Securities Comet Way Hatfield AL10 0XR
Erection of an electronic advertising display following removal of existing non-illuminated signage
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Welwyn Hatfield/6/2025/1215/EM
80 Digswell Park Road Welwyn Garden City AL8 7NS
Conversion of a house into a children's home. Garage conversion into a habitable room with window and reduction in width of 1x ground floor rear window
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Welwyn Hatfield/6/2025/2532/FULL
Wendover Lodge Church Street Welwyn AL6 9LR
Erection of detached building to provide 8no 2-bed units for over 55's
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Welwyn Hatfield/6/2025/2593/HOUSE
Oak Lodge Ponsbourne Manor Newgate Street Village Hertford SG13 8QR
Erection of a side, front and rear extension following the demolition of conservatory and part of existing house
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Welwyn Hatfield/6/2026/0001/MAJ
Welwyn Garden City Football And Social Club Herns Way Welwyn Garden City AL7 1TA
Proposed replacement of the existing natural grass football pitch with a 106m x 70m FIFA Quality 3G all-weather pitch, including associated shockpad, drainage, and LED floodlighting - (Retr...
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Welwyn Hatfield/6/2026/0163/HOUSE
11 Cedar Road Hatfield AL10 8NZ
Retention of garage conversion to habitable room, insertion of door and window to front elevation and rooflight with removal of chimney
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Welwyn Hatfield/6/2026/0413/EM
114 Parkway Welwyn Garden City AL8 6HN
New UPVC glazing to replace the existing timber windows in a style to match the existing windows. Replacement of garage door, front door and side access door. New roof light to side of hipp...
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Welwyn Hatfield/6/2026/0506/EM
7A Mill Green Road Welwyn Garden City AL7 3UU
Installation of a conservatory at rear of property
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Welwyn Hatfield/6/2026/0523/COND
Salisbury Square Hatfield AL7 5AD
Submission of details pursuant to Condition 18 (Existing Access), Condition 20 (Parking Spaces) and Condition 23 (External Lighting) on planning permission 6/2021/3422/MAJ
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Welwyn Hatfield/6/2026/0532/TPO
1 Hanyards Lane Cuffley Potters Bar EN6 4AS
T1 2 3 and 4 cedar remove any major dead wood cut back branches overhanging property and garage by a maximum of 1.5M T5 pine reduce some of the weight from overhang road side approximately...
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Welwyn Hatfield/6/2026/0540/EMT
48 Elmwood Welwyn Garden City AL8 6LE
1 x Sycamore to fell to ground level - Extensive Decay of main stem approx 2m Below most recent pruning points 2 x Sycamore to repollard - Maintain suitable height and eleviate weigh of wea...
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Welwyn Hatfield/6/2026/0552/VAR
1 The Orchard Welwyn Garden City AL8 7PL
Variation of condition 2 (approved plans) on planning permission 6/2023/1370/HOUSE
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Welwyn Hatfield/6/2026/0562/HOUSE
47 Bramble Road Hatfield AL10 9RZ
Conversion of garage with raising of roof
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Welwyn Hatfield/6/2026/0580/TC
31 Attimore Road Welwyn Garden City AL8 6LQ
1 x Plum to fell
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Welwyn Hatfield/6/2026/0582/EMT
31 Attimore Road Welwyn Garden City AL8 6LQ
1 x Plum to fell
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Welwyn Hatfield/6/2026/0586/COND
Salisbury Square Hatfield AL9 5AD
Submission of details pursuant to condition number 22 (drainage scheme) on planning permission 6/2021/3422/MAJ
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Welwyn Hatfield/6/2026/0614/ADV
12 Durkan Ltd Little Burrow Welwyn Garden City AL7 4SW
Installation of 1x non-illuminated fascia sign
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Welwyn Hatfield/6/2026/0623/TC
12 The Valley Green Welwyn Garden City AL8 7DQ
Robinia Tree to remove - The tree is unsuitable for its location within a domestic garden due to its inherent species characteristics. The tree produces prominent, sharp thorns along its st...
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Welwyn Hatfield/6/2026/0632/PN8
29 Heathcote Avenue Hatfield AL10 0RQ
Prior approval for a single storey rear extension which will measure 4m in depth, 3m to the eaves and the maximum height of 2.69m
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Welwyn Hatfield/6/2026/0643/TPO
1 Church Lane Northaw Potters Bar EN6 4NX
T1 Yew crown lift to 2m over rear garden of 1 Church Lane. (covered by TPO826 (2018) T1)
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Welwyn Hatfield/6/2026/0688/TC
1 Church Lane Northaw Potters Bar EN6 4NX
A - Trees & shrubs in front garden property boundary with 3 Church lane - trim back trees & shrubs to property boundary & crown reduction of Plum trees to eaves level of 3 Church Lane. B -...
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Welwyn Hatfield/6/2026/0710/HOUSE
82 Birchwood Avenue Hatfield AL10 0PS
Erection of single storey rear extension
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Welwyn Hatfield/6/2026/0714/COND
9 Wendover Lodge Church Street Welwyn AL6 9LR
Submission of details pursuant to Condition 4 (Archaeological post investigation assessment) and 11 (Energy assessment) on planning permission 6/2024/2088/FULL
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Welwyn Hatfield/6/2026/0784/EM
20 Attimore Road Welwyn Garden City AL8 6LW
Removal of an existing shed and associated structures at the rear of the garden and erection of a modest timber garden building with shingle roof for use as a garden office. Remove all the...
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Welwyn Hatfield/6/2026/0865/ADV
Land Outside 92 Town Centre Hatfield AL10 0JW
Installation of 1 no. new communications Kiosk with integrated defibrillator and advertising display
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Welwyn Hatfield/6/2026/0867/ADV
Land Outside 19 Town Centre Hatfield AL10 0JT
Installation of 1 no. new communications kiosk with integrated defibrillator and advertising display
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Welwyn Hatfield/6/2026/0868/FULL
Land Outside 19 Town Centre Hatfield AL10 0JT
Installation of 1 no. new communications kiosk with integrated defibrillator and advertising display
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Welwyn Hatfield/6/2026/0869/ADV
Land Outside 54 Howardsgate Welwyn Garden City AL8 6BP
Installation of 1 no. new communications Kiosk with integrated defibrillator and advertising display
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Welwyn Hatfield/6/2026/0870/FULL
Land Outside 54 Howardsgate Welwyn Garden City AL8 6BP
Installation of 1 no. new communications Kiosk with integrated defibrillator and advertising display
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Welwyn Hatfield/6/2026/0871/HOUSE
13 Birkin Court Welwyn Garden City AL7 3FA
Proposed part single storey rear and side extension with break through, first floor part rear/side infill with internal alterations
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Welwyn Hatfield/6/2026/0873/TPO
21 Kingsmead Cuffley Potters Bar EN6 4AN
TPO 984 T1 Oak - cut back overhang on north side of tree by 2M to allow sunlight in to neighbouring property
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Welwyn Hatfield/6/2025/2248/FULL
37 Mardley Avenue Welwyn AL6 0TU
Erection of a single chalet dwelling
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Welwyn Hatfield/6/2025/2623/HOUSE
Rose Cottage Kentish Lane Hatfield AL9 6JP
Replacement of an outbuilding (retrospective)
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Welwyn Hatfield/6/2026/0186/EM
6 Meadow Green Welwyn Garden City AL8 6SS
Erection of first floor side extension
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Welwyn Hatfield/6/2026/0357/HOUSE
24 Warwick Avenue Cuffley Potters Bar EN6 4RS
Erection of two storey front extension & first floor side extension
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Welwyn Hatfield/6/2026/0419/FULL
15 Ely Close Hatfield AL10 0DW
Retrospective change of use from a dwellinghouse (use class C3) to a 4 bedroom HMO (use class C4) and installation of a bike shed
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Welwyn Hatfield/6/2026/0454/EM
6 Brockett Close Welwyn Garden City AL8 7BN
Outbuilding to include an office space and entertainment area
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Welwyn Hatfield/6/2026/0481/EM
159 Handside Lane Welwyn Garden City AL8 6TA
Erection of part single and part two storey rear extension, following demolition of conservatory with alterations to side & rear openings
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Welwyn Hatfield/6/2026/0519/HOUSE
Foxwood Tylers Causeway Newgate Street Hertford SG13 8QN
Erection of a pool house
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Welwyn Hatfield/6/2026/0527/HOUSE
19 Queens Avenue Welwyn Garden City AL7 4BZ
Conversion of garage with alterations to fenestration
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Welwyn Hatfield/6/2026/0608/HOUSE
24 Garden Avenue Hatfield AL10 8LN
Erection of a single storey rear extension.
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Welwyn Hatfield/6/2026/0805/EM
16 The Wade Welwyn Garden City AL7 4LG
Proposed single storey rear extension and garden room following demolition of conservatory
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Welwyn Hatfield/6/2026/0828/HOUSE
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 garage, single storey side extension and sin...
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Welwyn Hatfield/6/2026/0860/HOUSE
16 The Wade Welwyn Garden City AL7 4LG
Erection of a garden room and a single storey rear extension, following demolition of conservatory
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Welwyn Hatfield/6/2026/0864/HOUSE
15 Bradmore Way Brookmans Park AL9 7QY
Erection of two storey side and rear extension (resubmission of lapsed consent 6/2022/1846/HOUSE)
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Welwyn Hatfield/6/2025/1073/COND
45 Hill Rise Cuffley Potters Bar EN6 4EH
Submission of details pursuant of Condition 1 (Arboricultural Method Statement/Tree Protection Strategy), 2 (Landscape and Ecological Management Plan (LEMP)), 3 (Crown Roof), 4 (Hard/Soft L...