Planning authority
Welwyn Hatfield planning applications
4,101 public planning records in the production OGL dataset, newest first, linked to council source pages.
View Welwyn Hatfield statistics →Applications
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Welwyn Hatfield/6/2026/1795/TC
82 Bushey Ley Welwyn Garden City AL7 3HN
T1 - Self set Ash Tree, pollard by approx 2-3m Tree is now blocking neighbouring property
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Welwyn Hatfield/6/2026/1832/TC
Ridgeway Academy Herns Lane Welwyn Garden City AL7 2AF
T1 - Silver birch dead/ dieing fell to ground level T2 - Silver birch dead/ dieing fell to ground level T3 - Silver birch dead/ dieing fell to ground level All three trees are at the main e...
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Welwyn Hatfield/6/2026/1833/TC
104 Parkway Welwyn Garden City AL8 6HL
Hornbeam tree to reduce the crown by 30% 2x holly trees to reduce in height by 1 metre and trim into shape
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Welwyn Hatfield/6/2026/1765/COND
St Christophers Nursing Home Drakes Way Hatfield AL10 8XY
Submission of details pursuant to Condition 5 (Drainage Scheme) 6 (Drainage During Demolition) and 11 (Surface Water Drainage Scheme) on planning permission 6/2024/2035/OUTLINE
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Welwyn Hatfield/6/2026/1821/HOUSE
32 Hertford Road Digswell Welwyn AL6 0DB
Erection of a part single storey and part two storey rear extension, garage conversion with replacement roof, installation of new front door and side access gate and alteration to fenestrat...
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Welwyn Hatfield/6/2026/1824/HOUSE
110 Guessens Road Welwyn Garden City AL8 6RS
Erection of first-floor side extension
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Welwyn Hatfield/6/2026/1359/COND
1 Stanborough Cottages Great North Road Welwyn Garden City AL8 7TE
Submission of details pursuant to Condition 1 (BNG), 2 (landscaping), 3 (CMS), 4 (site levels), 5 (materials), 7 (energy efficiency), 8 (refuse and recycling), 9 (cycle storage) and 10 (EV...
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Welwyn Hatfield/6/2026/1778/EM
13 Fordwich Road Welwyn Garden City AL8 6EX
Chimney removal following stage 3 survey
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Welwyn Hatfield/6/2026/1793/LAWP
343 St Albans Road West Hatfield AL10 9RN
Certificate of lawfulness for proposed erection of outbuilding in the rear garden of the dwellinghouse
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Welwyn Hatfield/6/2026/1798/EM
19 Sherrardspark Road Welwyn Garden City AL8 7JW
Single Storey Rear infill extension with internal alterations
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Welwyn Hatfield/6/2026/1806/EM
38 High Oaks Road Welwyn Garden City AL8 7BS
Installation of two external air-to-air heat pump units serving the kitchen, studio and bedroom, providing heating and cooling, with associated black pipework
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Welwyn Hatfield/6/2026/1809/TPO
108 College Lane Hatfield AL10 9PA
1 x Oak to reduce lateral branches over college lane by 2.5m Reduce lateral branches over garden of no 10 by 2.5m reduce height by 2m Tree is excessively overhanging roadway hitting buses a...
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Welwyn Hatfield/6/2026/1811/EMT
49 Digswell Park Road Welwyn Garden City AL8 7NW
1 x Rowan to remove in sections to ground level as the tree is in decline
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Welwyn Hatfield/6/2026/1642/HOUSE
55 Dragon Road Hatfield AL10 9LY
Conversion of existing attached garage to a habitable room involving removal of the existing garage door, infilling with matching brickwork, installation of a double-glazed uPVC window, and...
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Welwyn Hatfield/6/2026/1727/TC
The Manor House Essendon Hill Essendon Hatfield AL9 6AJ
Fell Birch Tree (5 day notice)
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Welwyn Hatfield/6/2026/1764/RM
St Christophers Nursing Home Drakes Way Hatfield AL10 8XY
Approval of reserved matters (appearance, landscaping, layout and scale) for residential redevelopment pursuant to Condition 3 (reserved matters) of outline planning permission ref. 6/2024/...
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Welwyn Hatfield/6/2026/1770/EMT
15 Marley Road Welwyn Garden City AL7 4BT
T1 Apple to prune and reduce height by 2m
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Welwyn Hatfield/6/2026/1784/FULL
Colonial House 87 Great North Road AL9 5DA
Replacement bin store
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Welwyn Hatfield/6/2026/1790/EM
19 High Oaks Road, Welwyn Garden City, AL8 7BJ
Installation of 11 solar panels on side and rear facing roofs and EV charging point on garage
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Welwyn Hatfield/6/2026/1791/EM
1 Brockett Close Welwyn Garden City AL8 7BN
Erection of a rear conservatory, chimney, rooflights and associated alterations; patio, retaining wall, steps and proposed tree removal
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Welwyn Hatfield/6/2026/1708/EM
Land adjacent to Beehive Pub Beehive Lane Welwyn Garden City AL7 4BW
Erection of 4 new build residential properties following the demolition of derelict bungalow
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Welwyn Hatfield/6/2026/1752/OUTLINE
Land South of King George V Playing Fields Northaw Road East Cuffley EN6 4RD
Outline planning application (with all matters other than primary access reserved) for up to 200 dwellings, including public open space, landscaping, surface water drainage, and associated...
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Welwyn Hatfield/6/2026/1768/EMT
3 Scotts View Welwyn Garden City AL8 6HF
Removal of a young self seeded Cherry Tree
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Welwyn Hatfield/6/2026/1775/LAWE
6 St Audreys Close Hatfield AL10 8UW
Certificate of existing lawfulness of an HMO
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Welwyn Hatfield/6/2026/1734/COND
Land Securities The Galleria Comet Way Hatfield AL10 0XX
Submission of details pursuant to condition number 2 (Illumination) and 3 (Construction Management Plan) on planning permission 6/2026/0910/FULL
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Welwyn Hatfield/6/2026/1756/TPO
1 Carbone Hill Northaw Potters Bar EN6 4PJ
T1 (TPO 528 - T20) Oak height 11m spread 5m, 2m reduction of entire crown as tree is beside busy roadside and has extended limbs over roadway T2 (TPO 528 – T29) – Oak – height 8m – spread 5...
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Welwyn Hatfield/6/2026/1736/EM
505 Howlands Welwyn Garden City AL7 4HS
Erection of a single storey front porch, with a flat roof. External walls, fascia, rainwater goods and finishes to match the existing dwelling. New composite front entrance door with side p...
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Welwyn Hatfield/6/2026/1743/HOUSE
124 Parkway Welwyn Garden City AL8 6HN
Portico to front and side entrances, formation of two front dormer windows to existing roof space, new/repositioned rooflights on main roof and new/repositioned windows on the rear elevation
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Welwyn Hatfield/6/2026/1744/TC
49 Valley Road Welwyn Garden City AL8 7DH
1 x Robinia to reduce branches that are dying back to suitable growth points. Remove remaining deadwood greater than 30mm in diameter.
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Welwyn Hatfield/6/2026/1748/HOUSE
18 Bell Lane Brookmans Park AL9 7AY
Alterations and raising the ridge height to create a crown roof with front and rear dormer windows
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Welwyn Hatfield/6/2026/1751/FULL
Unit A Bridgefields Welwyn Garden City AL7 1RX
Extend the Existing South East Elevation (resubmission of 6/2021/3317/FULL)
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Welwyn Hatfield/6/2026/1758/COND
109 Woods Avenue Hatfield AL10 8QQ
Submission of details pursuant to Condition 1 (Landscaping), condition 2 (Car Parking Spaces and Refuse and Recycling Store) and condition 3 (EV Charging) on planning permission 6/2025/2484...
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Welwyn Hatfield/6/2026/1061/EM
100 Cole Green Lane Welwyn Garden City AL7 3JD
Single-storey rear extension following demolition of the existing brick-built store.
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Welwyn Hatfield/6/2026/1678/HOUSE
Sunnyside Essendon Hill Essendon Hatfield AL9 6AJ
Installation of front dormer and insertion of bi folding doors to rear
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Welwyn Hatfield/6/2026/1702/EM
35 Fordwich Road, Welwyn Garden City, AL8 6EY
Installation of new parapet wall to front elevation
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Welwyn Hatfield/6/2026/1726/PN8
52 Crookhams Welwyn Garden City AL7 1PF
Prior approval for a rear extension measuring 6m in depth, 2.5m to the eaves and the maximum height of 3m
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Welwyn Hatfield/6/2026/1729/TC
36 Attimore Road Welwyn Garden City AL8 6LP
1 x Ash to reduce by 2m height and 2m width. Remove deadwood greater than 30mm in diameter.
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Welwyn Hatfield/6/2026/1731/HOUSE
Lakeside Manor West End Lane Essendon Hatfield AL9 6AZ
Erection of a basement extension, fenestration alteration and wall and roof replacement
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Welwyn Hatfield/6/2026/1735/MAJ
Royal Veterinary College Hawkshead Lane North Mymms AL9 7TA
Erection of a small animals teaching hospital (Use Class F1), together with associated parking, landscaping, servicing, plant and associated works following demolition of existing buildings
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Welwyn Hatfield/6/2026/1741/EMT
8 The Orchard Welwyn Garden City AL8 7PL
Large Elm tree 30% reduction to previous pollarded due to declining health
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Welwyn Hatfield/6/2026/1742/TC
43 Handside Lane Welwyn Garden City AL8 6SH
Horse Chestnut - reduce to previous growth points. Appox 3m of branch being removed
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Welwyn Hatfield/6/2026/1745/EMT
49 Valley Road Welwyn Garden City AL8 7DH
1 x Robinia to reduce branches that are dying by 2m to clear die back due to upper canopy dying back
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Welwyn Hatfield/6/2026/1747/COND
The Long And Short Arm 18 Lemsford Village Welwyn Garden City AL8 7TN
Submission of details pursuant to condition number 11 (air source heat pump), 12 (species management plan) and 30 (external lighting) on planning permission 6/2023/1886/FULL
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Welwyn Hatfield/6/2026/1691/HOUSE
35 Fordwich Road Welwyn Garden City AL8 6EY
Installation of new parapet wall to front elevation and raising of part of existing flat roof.
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Welwyn Hatfield/6/2026/1693/COND
114 Parkway Welwyn Garden City AL8 6HN
Submission of details pursuant to Condition 1 (details of block paving) and 2 (drawings of doors, rooflight and windows) on planning permission 6/2026/0403/HOUSE
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Welwyn Hatfield/6/2026/1712/COND
Home Farm Court New Park Road Newgate Street Hertford SG13 8RD
Submission of details pursuant to Condition 11 (Materials) on planning permission 6/2025/0232/FULL
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Welwyn Hatfield/6/2026/1714/EMT
24 Melbourne Court Welwyn Garden City AL8 6LL
1 x Silver birch (twin stem) to remove in sections to ground level. Remove as tree is Dead
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Welwyn Hatfield/6/2026/1718/TC
125 Handside Lane Welwyn Garden City AL8 6TA
1 x Lawson cypress to remove to ground level Remove as tree in severe decline 1 x Lawson cypress hedge to remove to ground level Remove as hedge is dead 1 x Amelanchier to remove to ground...
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Welwyn Hatfield/6/2026/1721/EMT
125 Handside Lane Welwyn Garden City AL8 6TA
1 x Lawson cypress to remove to ground level Remove as tree in serve decline 1 x Lawson cypress hedge to remove to ground level Remove as hedge is dead 1 x Amelanchier to remove to ground l...
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Welwyn Hatfield/6/2026/1725/TPO
20A The Ridgeway Cuffley EN6 4AR
T1 & T2 – Oak, full 20% crown reduction to above previous pruning points as shown in photographs (TPO 459)
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Welwyn Hatfield/6/2026/1728/EMT
36 Attimore Road Welwyn Garden City AL8 6LP
1 x Ash to reduce by 2m height and 2m width Remove deadwood greater than 30mm in diameter Early stage ash die back present Reducing canopy past die back to produce new vigorous and new regr...
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Welwyn Hatfield/6/2026/1730/EM
6 Melbourne Court Welwyn Garden City AL8 6LL
Alterations to front and side elevations of the house and adding an EV charger to front elevation
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Welwyn Hatfield/6/2026/1732/COND
The Galleria Comet Way Hatfield AL10 0XR
Submission of details pursuant of condition 9 (construction management plan) on planning permission 6/2026/0889/ADV
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Welwyn Hatfield/6/2026/1647/HOUSE
19 Walker Grove Hatfield AL10 9PL
Erection of a single storey rear extension with balcony and the installation of glass balustrade, and proposed air conditioning unit, following the demolition of existing conservatory
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Welwyn Hatfield/6/2026/1697/EM
74 Valley Road Welwyn Garden City AL8 7DP
Removal of front hedgerow and replace with planted flowers
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Welwyn Hatfield/6/2026/1709/HOUSE
15 Thrush Lane Cuffley Potters Bar EN6 4JU
Erection of a single storey side/rear extension, following the demolition of existing rear conservatory
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Welwyn Hatfield/6/2026/1710/EMT
1 Barleycroft Green Welwyn Garden City AL8 6JY
Reduction of trees along border by 33%
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Welwyn Hatfield/6/2026/1711/COND
Home Farm Court New Park Road Newgate Street Hertford SG13 8RD
Submission of details pursuant to condition number 5 (contamination) on planning permission 6/2025/0232/FULL
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Welwyn Hatfield/6/2026/1713/TC
24 Melbourne Court Welwyn Garden City AL8 6LL
1 x Silver Birch (twin stem) to remove in sections to ground level. Remove as tree is dead
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Welwyn Hatfield/6/2026/1612/VAR
Land adjacent to 51 Great North Road Great North Road Stanborough Welwyn Garden City AL8 7TJ
Variation of Condition 15 (approved plans) on planning permission 6/2025/0654/FULL