Planning authority · 2026
St Albans planning applications 2026
2,373 public planning records from 2026 in the production OGL dataset, newest first, linked to council source pages.
Applications
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St Albans/5/2025/0920
Flat 4 Welcombe House 1 Gibbs Close Harpenden Hertfordshire Al5 1Fa
Installation of external condenser unit and external alterations
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St Albans/5/2025/0948
Flat 4 Welcombe House 1 Gibbs Close Harpenden Hertfordshire Al5 1Fa
Listed Building Consent - Installation of external condenser unit, internal air conditioning units and internal and external alterations
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St Albans/5/2025/1283
Nashes Lodge Gorhambury St Albans Hertfordshire Al3 6Aq
Listed Building consent - re-roofing, provision of roof insulation, replacement of rainwater goods and installation of new below ground drainage system
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St Albans/5/2025/1715
19 Rothamsted Avenue Harpenden Hertfordshire Al5 2Dn
Proposed external air conditioning plant unit within an acoustic covering
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St Albans/5/2025/1883
4 Rothamsted View Harpenden Hertfordshire Al5 2Ft
Proposed single storey rear extension to provide essential Wet room accessible facilities for a disabled resident
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St Albans/5/2025/1905
84 Dellfield St Albans Hertfordshire Al1 5Hb
Two storey side and part single storey front extension
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St Albans/5/2025/2158
Land To Rear Of Burston Garden Centre North Orbital Road Chiswell Green St Albans Hertfordshire Al2 2Ds
Discharge of Condition 8 (landscaping) of planning permission 5/2024/0142 dated 21/01/2025 for Variation of Condition 2 (approved plans) to allow adjustments to the layout and roof profile...
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St Albans/5/2025/2170
11 Sauncey Avenue Harpenden Hertfordshire Al5 4Qq
First floor front and rear extension, alterations to openings, alterations to facades, replacement of roof materials and part garage conversion with rooflight
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St Albans/5/2025/2211
Yard Rear Of Wexhams Lye Lane Bricket Wood Hertfordshire
Discharge of Conditions 3 (samples of materials), 5 (hard and soft landscape details), 6 (details of soft landscape) and 7 (details of hard and soft landscape treatment) of planning permiss...
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St Albans/5/2026/0142
Toll Cottage 12 Burydell Lane Park Street St Albans Hertfordshire Al2 2Pq
Demolition of an existing single storey side extension and erection of a two-storey rear/side extension
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St Albans/5/2026/0144
Toll Cottage 12 Burydell Lane Park Street St Albans Hertfordshire Al2 2Pq
Listed Building consent - Demolition of an existing single storey side extension and erection of a two-storey rear/side extension
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St Albans/5/2025/1955
Land To Rear Of 25 & 27 Colney Heath Lane St Albans Hertfordshire Al4 0Sy
Proposed erection of 2 detached 2 storey dwellings with associated attached garages and landscaping
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St Albans/5/2025/2036
5 Breakspear Avenue St Albans Hertfordshire Al1 5Ej
Single storey rear extension
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St Albans/5/2025/2058
Land South West Of And Including 39 Chiswell Green Lane St Albans Hertfordshire
Discharge of Condition 22 ( Minerals Recovery Startegy) of planning permission 5/2022/0927 allowed at appeal dated 22/03/2024 for Outline application (access sought) - Demolition of existin...
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St Albans/5/2025/2100
6 Barton Close Harpenden Hertfordshire Al5 4Qt
Proposed unification of 6m larger homes application with single and two storey rear extension including single storey front bay and internal alterations
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St Albans/5/2025/2200
1 Penman Close Chiswell Green St Albans Hertfordshire Al2 3Dj
Proposal for conversion of garage into habitable and part single storey rear and front extensions
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St Albans/5/2025/2204
34 Clarence Road St Albans Hertfordshire Al1 4Ng
Proposed rear extension and internal alterations
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St Albans/5/2026/0132
3 Poynings Close Harpenden Hertfordshire Al5 1Jd
Proposed part single part two storey front extension and porch cover with new cladding and proposed single storey rear extension, new cladding and roof lights, alterations to openings, pitc...
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St Albans/5/2026/0137
Redbourn Recreation Centre Dunstable Road Redbourn Hertfordshire Al3 7Pp
Discharge of Condition 3 (materials) of planning permission 5/2024/0245 dated 19/01/2026 for First floor extension and creation of roof terrace,construction of new linked sports hall buildi...
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St Albans/TP/2025/0649
St Columbas College King Harry Lane St Albans Hertfordshire Al3 4Aw
T35 and T37 - 2 horse chestnut trees. Reduce lower half of each canopy of the branches overhanging the car park only by 2m from branch tips to give clearance for vehicles and to reduce the...
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St Albans/TP/2025/0651
25 Grange Street St Albans Hertfordshire Al3 5Na
2 x Sycamore to remove in sections to ground level. Due to close proximity to neighbouring building 1 x Pear to reduce by 2.5m height and 1.5m width to maintain suitable size for the garden
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St Albans/TP/2025/0653
Crossfields House Lamer Lane Wheathampstead Hertfordshire Al4 8Rq
1 - bay tree. Removal recommended by surveyor due to height, proximity to house foundations and roof, and it's potential to cause damage to the house. Tree is currently in contact with the...
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St Albans/TP/2025/0654
The Lawns Mount Pleasant St Albans Hertfordshire
The client wishes to have the 1 x Pear tree near the communal parking area (T1 - ON SKETCH PLAN) to be reduced by up to 1/3 in height by around 2 metres, in order to retain the tree at a mo...
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St Albans/TP/2025/0655
52 Bernard Street St Albans Hertfordshire Al3 5Qn
T1 Ash Crown reduction by removing 2.5 - 3.0 metres growth in height and spread pruning back to suitable growth points to leave a balanced. G1 Mixed Species Hedge Clear to ground level or a...
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St Albans/TP/2025/0656
Rothamsted Lodge Hatching Green Harpenden Al5 2Js
A1 Mixed Species Ivy Clad trees, All trees throughout the whole site and driveway/car park areas - Sever all Ivy on trees at base G1 Yew & Elderberry Overhanging into car parking bays and b...
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St Albans/TP/2025/0659
24 Clarence Road St Albans Hertfordshire Al1 4Ne
T1- Hawthorn to crown reduce by 2-3metres all around to maintain it's shape and size for the area.
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St Albans/TP/2026/0013
12 Prospect Road St Albans Hertfordshire Al1 2Ax
T1 Robinia pseudoacacia (showing flaking bark at low union inclusion & decay at 1.5m Cobra Cable Brace - showing signs of constriction Fell ( 5 DAY NOTICE REQUIRED )
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St Albans/TP/2026/0023
2 Gaddesden Lane Redbourn Hertfordshire Al3 7Np
T1 - Oak Reduce Oak the crown by 3/4 meters in height due to Health and Safety, as this tree has suffered big summer limb loss and will continue to loose limbs during storm and high winds c...
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St Albans/TP/2026/0024
73 West Common Harpenden Hertfordshire Al5 2Ld
T1 Cherry (extensively dead) - Fell 5 Day notice required
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St Albans/5/2025/1471
18 Wordsworth Road Harpenden Hertfordshire Al5 4Af
Detached building in rear garden
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St Albans/5/2025/2041
Annexe 27 Trumpington Drive St Albans Hertfordshire Al1 2Jw
Certificate of Lawfulness
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St Albans/5/2025/2123
Flat 1 & 2 30 Stanhope Road St Albans Al1 5Bl
One replacement window (W01) to Flat 2 and two uPVC doors (D01 and D02) at the ground floor for Flat 1
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St Albans/5/2025/2203
197 Marshalswick Lane St Albans Hertfordshire Al1 4Xa
Part garge conversion. Removal of rooflights to garage/store room. Changes to windows to the rear elevation.
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St Albans/5/2026/0125
Studio Rear Of 32-34 Holywell Hill St Albans Hertfordshire Al1 1Bz
Construction of new opening in the historic garden wall and new opening in the west elevation of the building, installation of external ramp with low retaining walls and handrails, new inte...
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St Albans/5/2026/0126
Studio Rear Of 32-34 Holywell Hill St Albans Hertfordshire Al1 1Bz
Listed Building consent - Construction of new opening in the historic garden wall and new opening in the west elevation of the building, installation of external ramp with low retaining wal...
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St Albans/5/2026/0129
Greenhaven The Common Kinsbourne Green Harpenden Hertfordshire Al5 3Nt
Demolition of existing three bedroom house and garage. Construction of two, two storey houses. Plot 1 four bedroom and plot 2 five bedroom with air source heat pumps, air conditioning units...
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St Albans/TP/2026/0019
10 Corner Hall 2 Salisbury Avenue Harpenden Hertfordshire Al5 2Qg
T1 Portuguise Laurel - Fell T2 Sycamore - Crown reduction by 3-4m approx, crown clean and remove lowest south stem T3 Cypress (inclusion at 6m approx) - Reduction in height only by 3-4m app...
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St Albans/5/2025/1379
Lower Stud Drop Lane Bricket Wood Hertfordshire Al2 3Tx
Erection of two padel courts (both uncovered) and use of existing hardstanding for parking
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St Albans/5/2025/1705
34 Mayflower Road Park Street St Albans Hertfordshire Al2 2Qw
Change of use of amenity land to construct ground floor extension to form disabled washing facilities, infill external side door way to kitchen, widen front door aperture to form wheelchair...
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St Albans/5/2025/1862
22 Weybourne Close Harpenden Hertfordshire Al5 5Re
Single storey front and rear extensions, loft conversion with dormer window to rear and rooflights to front, and construction of a garden outbuilding following demolition of shed - ADDITION...
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St Albans/5/2025/1911
5 Swans Close St Albans Hertfordshire Al4 0Tl
Single storey rear extension with roof lantern,, raising of ridge height and insertion of front rooflights, rear dormer window to incorporate habitable loft space, alterations to front porc...
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St Albans/5/2025/2171
328 Hatfield Road St Albans Hertfordshire Al4 0Du
Part single part two storey rear, two storey side, single storey front porch extension, loft conversion consisting of new roof configuration, rooflights and rear dormer window and internal...
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St Albans/5/2025/2173
36 Battlefield Road St Albans Hertfordshire Al1 4Dd
Proposed loft conversion with front and side rooflights, two pitched roof dormers to the rear, removal of chimney stacks and placement of solar panels on rear and side roof
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St Albans/5/2025/2184
Land To Rear Of Burston Garden Centre North Orbital Road Chiswell Green St Albans Hertfordshire
Discharge of Condition 18 (Public Access Strategy) of planning permission 5/2024/0142 dated 21/01/2025 for Variation of Condition 2 (approved plans) to allow adjustments to the layout and r...
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St Albans/5/2025/2187
Land To Rear Of Burston Garden Centre North Orbital Road Chiswell Green St Albans Hertfordshire
Notice of an application to discharge a planning obligation - Submission and Approval of Communal Facilities Scheme under Schedule 1, Part 1, Clause 2 of the Agreement of S106 agreement dat...
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St Albans/5/2025/2190
7 Collingwood Drive London Colney Hertfordshire Al2 1Le
First floor side extension
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St Albans/5/2025/2339
5 Oakwood Drive St Albans Hertfordshire Al4 0Ul
Prior Approval - Single storey rear extension 6m x in depth x 2.92m in height to the eaves 2.92m in height
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St Albans/5/2026/0121
13 Ardens Way St Albans Hertfordshire Al4 9Uw
Two storey side/rear extension (replacing garage), single storey rear extension, infill extension below front canopy, plus loft conversion
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St Albans/TP/2025/0642
Ash Villa 1 Sydney Place Verulam Road St Albans Hertfordshire Al3 4Dj
robinia to reduce by 30%
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St Albans/TP/2025/0643
9 New England Street St Albans Hertfordshire Al3 4Qg
Black Locust at No7 - reduce by 2 m overall.
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St Albans/TP/2025/0644
Cathedral House Sumpter Yard Holywell Hill St Albans Hertfordshire Al1 1By
T18. Ash - Remove the whole crown, leaving a 7 metre monolith ASAP and possibly fell the remainder of the tree in the summer months. This will need to be done with the assistance of a MEWP...
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St Albans/TP/2025/0646
23 Park Avenue South Harpenden Hertfordshire Al5 2Dz
2. Oak - Growing over the driveway of 23 Park Avenue from the grass area of Badingham Drive. Cut back the overhanging branches by 2-3 metres, cutting to viable growth.
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St Albans/TP/2025/0647
The Red House High Street Redbourn Hertfordshire Al3 7Lw
T1 - Sequoia - Remove to ground level and grind out the stump, this tree is currently pushing the garden wall over, this has been repaired twice before. Where this tree is situated it is on...
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St Albans/5/2025/2020
17 Hunt Close St Albans Hertfordshire Al4 9Jh
Single storey side extension. New fence and fence gate. New rooflight - AMENDED DESCRIPTION
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St Albans/5/2025/2085
Land To Rear Of 112 To 156B Harpenden Road St Albans Hertfordshire Al1 4Js
Discharge of Condition 3 (swept path assessments) of planning permission 5/2024/1284 dated 11/11/2025 for Approval of Reserved Matters (appearance, landscaping, layout, scale) of outline pl...
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St Albans/5/2025/2236
1 Waterside Station Road Harpenden Hertfordshire Al5 4Us
Discharge of Condition 5 (construction management method statement) of planning permission 5/2023/1918 dated 25/06/2025 for Infill of the ground floor of Building 1 for office use with exte...
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St Albans/5/2025/2242
Lamer Park Farm Lamer Lane Wheathampstead Hertfordshire
Discharge of Conditions 3 (landscape and ecological management plan), 4 (construction ecological management plan) and biodiversity gain condition of planning permission 5/2025/0853 dated 09...
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St Albans/5/2026/0085
23 Park Rise Harpenden Hertfordshire Al5 3Ap
Certificate of Lawfulness (proposed) - The proposal comprises of erection of a new ground floor porch, demolition of an existing rear conservatory, alteration and enlargement of existing re...
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St Albans/5/2026/0116
Land Rear Of 235 & 237 Sandpit Lane St Albans Hertfordshire
Variation of Condition 2 (approved plans) to amend the design of dwellings of planning permission 5/2025/0018 dated 15/09/2025 for Variation of Condition 2 (approved plans) to change the de...
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St Albans/5/2025/1565
Harpenden Public Halls Southdown Road Harpenden Hertfordshire Al5 1Pa
External alterations to Harpenden Public Halls including first floor extension and ground floor infill extension, new lean-to shed for storage, alterations to fenestrations and other associ...