Planning authority · 2025
Welwyn Hatfield planning applications 2025
1,975 public planning records from 2025 in the production OGL dataset, newest first, linked to council source pages.
Applications
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Welwyn Hatfield/6/2025/0897/TPO
12 Briary Wood Lane Welwyn AL6 0TF
T17 Chestnut - Fell to ground level (TPO 799 (2018))
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Welwyn Hatfield/6/2025/0938/HOUSE
3 Breaks Road Hatfield AL10 8TR
Proposed garage conversion to habitable room with associated fenestration alteration
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Welwyn Hatfield/6/2025/0939/HOUSE
11 Breaks Road Hatfield AL10 8TR
Proposed garage conversion to habitable room with associated fenestration alteration
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Welwyn Hatfield/6/2025/0976/EMT
9 High Oaks Road Welwyn Garden City AL8 7BJ
1 x Sycamore in the Garden of 9 High Oaks Road - to reduce back lateral branches growing over the tennis courts at the back by 2m
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Welwyn Hatfield/6/2025/0977/EMT
7 High Oaks Road Welwyn Garden City AL8 7BJ
Reduce 1 x Sycamore by cutting lateral branches by 2.5m
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Welwyn Hatfield/6/2025/1006/TC
8 The Limes Welwyn Garden City AL7 4BD
1 Ash to remove in section to near ground level Tree has a large lean with poor form. There is significant overhang into neighbouring gardens
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Welwyn Hatfield/6/2025/1010/EMT
8 The Limes Welwyn Garden City AL7 4BD
1 x Ash to remove in section to near ground level, tree has a large lean with poor form and significant overhang on neighbours gardens
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Welwyn Hatfield/6/2025/1069/TC
6 Little Youngs Welwyn Garden City AL8 6SL
Removal of a dead pear tree. The tree is approximately 7m high. The tree died in 2024 and we are concerned that it is now hazardous as some branches have already come down. We are requestin...
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Welwyn Hatfield/6/2025/1074/TC
97 Longcroft Lane Welwyn Garden City AL8 6EL
1 x Crab Apple to remove in sections to ground level 1 x Damson to remove in sections to ground level - seriously declining with large amounts of dead
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Welwyn Hatfield/6/2025/1075/TC
13 The Old Drive Welwyn Garden City AL8 6TB
1 x Willow to reduce by 1.5m height and width 1 x Atlas Cedar to reduce by 1.5m height and width (over lawn area slightly harder) 1 x Variegated Maple to reduce by 1.5m in height and width
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Welwyn Hatfield/6/2025/1076/EMT
13 The Old Drive Welwyn Garden City AL8 6TB
1 x Willow to reduce by 1.5m height and width 1 x Atlas Cedar to reduce by 1.5m height and width (over lawn area slightly harder) 1 x Variegated Maple to reduce by 1.5m in height and width
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Welwyn Hatfield/6/2025/1191/TC
139 Handside Lane Welwyn Garden City AL8 6TA
1 x Cypress to reduce height by around 1m, trim sides to create a more cylindrical shape. To maintain size and shape for garden 1 x Holly to reduce by around 1-1.5m, trim sides round creati...
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Welwyn Hatfield/6/2025/1253/TC
60 Handside Lane Welwyn Garden City AL8 6SJ
1x Cherry Plum to cut back branches to clear driveway by 1.5m
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Welwyn Hatfield/6/2025/1458/MAJ
Land at Tollgate Farm Welham Green AL4 0NY
Erection of a solar farm with a capacity of 16MW comprising solar PV panels and ancillary development.
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Welwyn Hatfield/6/2025/0434/FULL
Marlborough Court Green Close Brookmans Park AL9 7ST
Three storey side extension comprising an enlarged building to support the change of use of the first floor from storage to a two-bedroom flat, new entry and staircase and the creation of t...
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Welwyn Hatfield/6/2025/0683/VAR
19 Brookside Crescent Cuffley Potters Bar EN6 4QW
Variation of condition 3 (approved plans) on planning permission 6/2024/1934/HOUSE
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Welwyn Hatfield/6/2025/0690/HOUSE
17 Broadfield Road Woolmer Green SG3 6LZ
Construction of a single storey side extension to form ancillary living accommodation following demolition of existing garage.
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Welwyn Hatfield/6/2025/0693/LB
Old Maypole House 43 Warrengate Road North Mymms Hatfield AL9 7TT
Installation of a new gate at the side of the property and the replacement of the existing white painted picket fence with an unpainted picket fence
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Welwyn Hatfield/6/2025/0881/LAWP
91 Lemsford Road Hatfield AL10 0DZ
Certificate of lawfulness for the 3m double-storey rear extension with pitched roof, hip-to-gable roof extension, rear dormer with Juliet balcony, and two front rooflights. No changes to ac...
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Welwyn Hatfield/6/2025/0892/COND
3 Reddings Welwyn Garden City AL8 7LA
Submission of details pursuant to Condition 1 (Tree Survey and Arboricultural Impact Assessment) on planning permission 6/2024/2038/HOUSE
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Welwyn Hatfield/6/2025/0949/LAWP
Birchwood Nursery School Birchway Hatfield AL10 0PD
Certificate of lawfulness for replacement of an existing timber shed with a new timber framed outbuilding
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Welwyn Hatfield/6/2025/0987/TC
147 Parkway Welwyn Garden City AL8 6JB
Remove 1 x Hornbeam in sections to ground level.
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Welwyn Hatfield/6/2025/1041/TC
35 Woodland Rise Welwyn Garden City AL8 7LJ
Neighbours 1 x oak to reduce lateral branches over bungalow and garden area by 3m up to a height of 6m. 1 x cherry to reduce by approximately 2m height and width (back to previous).
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Welwyn Hatfield/6/2025/0190/FULL
4 Harmer Green Lane Digswell Welwyn AL6 0AD
Erection of a bungalow
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Welwyn Hatfield/6/2025/0440/COND
54 The Ryde Hatfield AL9 5DL
Submission of details pursuant to condition number 1 (Details and samples of materials) on planning permission 6/2024/1337/HOUSE
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Welwyn Hatfield/6/2025/0678/HOUSE
24 Falcon Close Hatfield AL10 8QY
Erection of a single storey side and rear extension with flat roof and 2No sky lights at rear extension roof
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Welwyn Hatfield/6/2025/0696/EM
88 Attimore Road Welwyn Garden City AL8 6LP
Erection of a single storey rear/side infill extension, first floor side/rear extension, garage conversion including 1m extension and raising of roof, alteration to side elevation opening a...
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Welwyn Hatfield/6/2025/0798/EM
16 Marley Road Welwyn Garden City AL7 4BS
Erection of a single storey rear extension and summerhouse
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Welwyn Hatfield/6/2025/0882/HOUSE
17 Somersham Welwyn Garden City AL7 2PZ
Installation of an air source heat pump to rear of property
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Welwyn Hatfield/6/2025/0901/EM
4 Templewood Welwyn Garden City AL8 7HX
Replace original wooden Georgian style front door with a upvc Georgian style door
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Welwyn Hatfield/6/2025/0902/EM
39 Rosedale Welwyn Garden City AL7 1DW
Solar panels as part of the Solar Together scheme promoted by the council. 8 panels front, 8 Panels Back
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Welwyn Hatfield/6/2025/0908/EM
17 Crossway Welwyn Garden City AL8 7ED
Extension of hardstanding
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Welwyn Hatfield/6/2025/0912/LAWP
3 Mount Pleasant Close Hatfield AL9 5BZ
Certificate of lawfulness for conversion of the loft into habitable space
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Welwyn Hatfield/6/2025/1420/COND
26 Pentley Park Welwyn Garden City AL8 7SB
Submission of details pursuant to condition 2 (Photographic record of building) on planning permission 6/2025/0034/LB
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Welwyn Hatfield/6/2025/0535/COND
61 Roe Green Close Hatfield AL10 9PF
Submission of details pursuant to condition number 1 (chalk mining - geotechnical report) on planning permission 6/2024/1910/HOUSE
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Welwyn Hatfield/6/2025/0825/COND
Land between The Manor House and Whitehall Field Cottage Essendon Hill Essendon AL9 6AJ
Submission of details pursuant to condition number 2 (Archaeological Written Scheme of Investigation), on planning permission 6/2023/0994/VAR
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Welwyn Hatfield/6/2025/0982/PN8
41 Langstone Ley Welwyn Garden City AL7 1FR
Prior approval for the erection of a single storey rear extension measuring 4m in depth, 4m in height and 3m to the eaves with lean to roof
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Welwyn Hatfield/6/2025/1008/PN8
15 Theobalds Close Cuffley Potters Bar EN6 4HH
Prior approval for the erection of a single storey rear extension measuring 4.5m in depth, 3m in height and 3m to the eaves
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Welwyn Hatfield/6/2024/1999/FULL
2 Northaw Road West Northaw Potters Bar EN6 4NR
Relocation of boundary wall following demolition of existing wall along the western boundary and creation of pedestrian gateway
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Welwyn Hatfield/6/2024/2203/LB
2 Northaw Road West Northaw Potters Bar EN6 4NR
Relocation of boundary wall following demolition of existing wall along the western boundary and creation of pedestrian gateway
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Welwyn Hatfield/6/2025/0245/HOUSE
141 Tolmers Road Cuffley Potters Bar EN6 4JW
Erection of two storey front and rear extensions, first floor side extension, roof replacement, front boundary wall and gates
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Welwyn Hatfield/6/2025/0609/HOUSE
23 The Ridgeway Cuffley Potters Bar EN6 4BB
Erection of single storey front extension, conversion of garage into a games room and alterations to fenestration
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Welwyn Hatfield/6/2025/0663/TPO
14 Bluebells Welwyn AL6 0XD
TP1, TP2, TP4 Hornbeams to reduce height and length of subsidiary branches by 30%. TP5 & TP6: Hornbeams to reduce in height by 50% and reduce branches back as per Schedule Sheet 2 illustrat...
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Welwyn Hatfield/6/2025/0842/EM
20 Parkfields Welwyn Garden City AL8 6ED
Erection of a ground floor extension after demolition of existing extension. Garage replacement like for like
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Welwyn Hatfield/6/2025/0864/FULL
Rosanne House Block A Ground Floor Bridge Road Welwyn Garden City AL8 6UB
Installation of 5 air conditioning condensers to ground floor of southern elevation
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Welwyn Hatfield/6/2025/0873/LAWP
26 Warrengate Road North Mymms Hatfield AL9 7TX
Certificate of lawfulness for the erection of a single storey rear extension following the demolition of existing conservatory
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Welwyn Hatfield/6/2025/1066/TC
57 Attimore Road Welwyn Garden City AL8 6LG
Reduce crown of 1 Bay Laurel tree in rear garden by up to 30% to maintain size and shape
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Welwyn Hatfield/6/2024/2356/COND
Land to the north east of King George V Playing Fields Northaw Road East Cuffley EN6 4RD
Submission of details pursuant to condition 2 (Landscape) on planning permission 6/2024/1342/RM
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Welwyn Hatfield/6/2024/2374/COND
Land to the north east of King George V Playing Fields Northaw Road East Cuffley EN6 4RD
Submission of details pursuant to condition 3 (LEMP) on planning permission 6/2024/1342/RM
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Welwyn Hatfield/6/2025/0671/HOUSE
16 Wood View Cuffley Potters Bar EN6 4RE
Installation of front dormer
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Welwyn Hatfield/6/2025/0685/EM
37 Sherrardspark Road Welwyn Garden City AL8 7JY
Erection of garden shed on existing hard standing at the rear of back garden
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Welwyn Hatfield/6/2025/0848/HOUSE
110 Guessens Road Welwyn Garden City AL8 6RS
Erection of a first-floor side extension
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Welwyn Hatfield/6/2025/0861/COND
Units 3, 4 and 5, A1(M) Business Centre Dixons Hill Road Welham Green Hertfordshire AL9 7JE
Submission of details pursuant to condition 2 (Travel Plan Statement) and 3 (Cycle Storage Details) on planning permission 6/2025/0156/FULL
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Welwyn Hatfield/6/2025/0872/HOUSE
12 Parsonage Lane Welham Green Hatfield AL9 7LU
Part single, part two storey, side and rear extension
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Welwyn Hatfield/6/2025/1038/EMT
35 Woodland Rise Welwyn Garden City AL8 7LJ
Front 1 x cherry to reduce by approximately 2m height and width (back to previous).
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Welwyn Hatfield/6/2025/0707/LAWP
11 Margery Wood Welwyn Garden City AL7 1UN
Certificate of lawfulness for the erection of a wooden fence to enclose existing parking space in rear garden
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Welwyn Hatfield/6/2025/0714/COND
Flint Cottage Essendon Hill Essendon Hatfield AL9 6AJ
Submission of details pursuant to Condition 1 (hard & soft landscape works), Condition 2 (samples of materials) and Condition 3 (storage of refuse & recycling) on planning permission 6/2023...
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Welwyn Hatfield/6/2025/0729/FULL
Our Lady Catholic Primary School Woodhall Lane Welwyn Garden City AL7 3TF
Replacement of three gates along the eastern boundary of the site along Woodhall Lane and a length of fencing to the western boundary to improve security. Replacement of fence on western bo...
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Welwyn Hatfield/6/2025/0824/HOUSE
5 Carbone Hill Northaw Potters Bar EN6 4PJ
Removal of existing timber entrance gates and replacement with new double gates between brick piers
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Welwyn Hatfield/6/2025/0851/HOUSE
29 Far End Hatfield AL10 8TG
Erection of a single storey infill front extension, conversion of garage into habitable accommodation with replacement of garage roof with pitched crown roof to incorporate the extension. I...