Planning applications in St Albans, August 2026
St Albans recorded 143 planning applications in August 2026, listed newest first over 3 pages. Dates are as received, or as decided where the council publishes no submission date.
Applications, August 2026
Newest first ยท page 1 of 3
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TP/2026/0427 Decided
Launay House Fish Street Redbourn Hertfordshire Al3 7Lp
Mulberry tree that on the one side overhangs the end of the swimming pool. Proposal is to have it cut back overall to previous prune points, then on the right side cut back further on the limited number of branches overhanging the pool (these branches are
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5/2026/1598 Decided
39 Grove Avenue Harpenden Hertfordshire Al5 1Ey
Single storey side extension and alterations to fenestration
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5/2026/1601 Decided
87 Marshals Drive St Albans Hertfordshire Al1 4Rd
Double storey side extension and addition of large picture windows and changes to external materials
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5/2026/1600 Decided
40 Foxcroft St Albans Hertfordshire Al1 5Sp
.Demolition of a side garage and rear store, and rear conservatory. Construction of a side and rear extension and new roof incorporating rooms in the roof, with front dormer and front and rear gables. New external render finish and replacement windows and
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5/2026/1602 Decided
87 Marshals Drive St Albans Hertfordshire Al1 4Rd
Certificate of Lawfulness (proposed) - Single storey rear extension, rear dormer window, internal remodelling and replacement roof to the existing side extension
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TP/2026/0424 Decided
Blenheim Gate 22-24 Upper Marlborough Road St Albans Hertfordshire Al1 3Uu
2X (T1, T2) HORNBEAMS T1 FELL DUE TO PROXIMTY TO BUILDING AND UNSUITABLE TREE FOR ITS POTENTIAL SIZE FOR THE LOCATION. T2 FELL DUE TO PROXIMTY TO BUILDING AND UNSUITABLE TREE FOR ITS POTENTIAL SIZE FOR THE LOCATION. A REPLACEMENT HEDGE OF HORNBEAMS RUNNIN
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TP/2026/0426 Decided
2 Anson Close Sandridge Hertfordshire Al4 9En
T9 Lime Crown raise to 3m. Clear basal epicormics to allow inspection of stem. T10 Lime Crown raise to 3m. Clear basal epicormics to allow inspection of stem. T11 Lime Crown raise to 3m. Clear basal epicormics to allow inspection of stem. T12 Lime Crown r
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TP/2026/0425 Decided
12 Tamarix Crescent London Colney Hertfordshire Al2 1Ut
G1 Treeline behind the rear garden of 12 Tamarix Crescent, to carry out a prune of the roots to the fence line that are currently lifting the paving slabs in the garden of number 12. Then to install a barrier to prevent the growth from causing the same is
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5/2026/1595 Decided
23 Osprey Drive St Albans Hertfordshire Al4 0Lt
The construction of a single storey front porch
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TP/2026/0422 Decided
5 Barncroft Way St Albans Hertfordshire Al1 5Qz
T7- Ash to reduce by approximately 2.5m height and width - Historically heavily reduced with large volume of regrowth. Dominates large area of sky in rear garden, suppressing other trees and shrubs. T8-Copper Beech to reduce by approximately 1.5m height
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TP/2026/0423 Decided
Cottage 3 The Bourne Salisbury Avenue Harpenden Hertfordshire Al5 2Ps
Group of Hornbeam (x3) to reduce by approximately 1.5m height and width, making sure to cut back beyond neighbouring driveway and to clear the roadway. Cut back to clear bin store by 1m
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TP/2026/0421 Decided
25 Moreton Avenue Harpenden Hertfordshire Al5 2Eu
Cherry tree - left hand corner of our front garden. Reduce the crown by 30% and also thin out parts of the tree.
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5/2026/1587 Decided
St Albans Athletics Club Holywell Hill St Albans Hertfordshire Al1 2Dj
Discharge of Conditions 4 (details of soft landscape) and Biodiversity Net Gain condition of planning permission 5/2026/0364 dates 20/05/2026 for Erection of a temporary pavilion
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TP/2026/0414 Decided
38 Oswald Road St Albans Hertfordshire Al1 3Aq
T1- Chinese Elm tree to reduce all around by 3-4 metres to old pruning points for maintenance and light.
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TP/2026/0419 Decided
9 College Street St Albans Hertfordshire Al3 4Pw
1) Mulberry tree rear garden. Take back to previous prune points reducing canopy evenly by 50%. 2) Bay tree situated next to boundary wall with 7 College Street . Take back to previous prune points reducing canopy by 50%.
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TP/2026/0418 Decided
140 Cravells Road Harpenden Hertfordshire Al5 1Bq
Pittosporum rear garden - Fell.
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TP/2026/0420 Decided
62 Camlet Way St Albans Hertfordshire Al3 4Tl
Requested works to T1. Multi-stemmed Ash - Located to rear garden boundary of 62 Camlet Way To reduce the overall crown of the Multi-stemmed Ash by up to 40% (3-4m).
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TP/2026/0417 Decided
18A Kings Road St Albans Hertfordshire Al3 4Tg
Pine - Prune from neighbouring property to achieve 3m clearance.
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TP/2026/0416 Decided
6 Maple Cottages West Common Harpenden Hertfordshire Al5 2As
Cherry Tree reduce back laterals by 1.5 meter approx over hanging neighbours garden number 5. All work carried out to BS3998:2010
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5/2026/1586 Decided
11 Royston Road St Albans Hertfordshire Al1 5Nf
Certificate of Lawfulness (proposed) - Loft Conversion, Rear dormer with out rigger
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TP/2026/0415 Decided
36 Oswald Road St Albans Hertfordshire Al1 3Aq
T1- Lime tree to repollard for maintenance and light.
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TP/2026/0411 Decided
12 Stanhope Road St Albans Hertfordshire Al1 5Bl
Removal of holly tree (ilex aquifolium) labelled H in the attached plan) and stump removal.
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TP/2026/0412 Decided
26 Tennyson Road Harpenden Hertfordshire Al5 4Bb
Fell two no. (Tree No.1 and Tree No. 2 on supplied plan) hawthorn trees which are adjacent to the southern boundary fence.
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TP/2026/0413 Decided
The Rectory Old Rectory Gardens Wheathampstead Hertfordshire Al4 8Ad
T1 - 1 x Sycamore to fell T2 - 1 x Elm to fell T3 - 1 x Cherry to reduce branch length by 3m See attached tree survey
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5/2026/1588 Decided
66 Pondfield Crescent St Albans Hertfordshire Al4 9Pf
Prior Notification - Single storey rear extension 3m in height x 6m in depth with 2.7m height to eaves
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5/2026/1580 Decided
106 Puddingstone Drive St Albans Hertfordshire Al4 0Gy
Proposed single storey rear extension
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5/2026/1577 Decided
2 Laburnum Grove Chiswell Green St Albans Hertfordshire Al2 3Hq
Non Material Amendment - Change external material of ground floor rear extension to facing brickwork, change external material at first floor flank wall to render, change ground floor external material to brickwork to side elevations and first floor exist
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TP/2026/0409 Decided
Plovers Redbourn Lane Hatching Green Harpenden Hertfordshire Al5 2Jy
1 x Multi stem Conifer tree (T1 - on sketch plan) in the front garden / driveway entrance area to be removed. 1 x dead Twisted Willow (T2 - on sketch plan) in the rear garden to be removed.
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TP/2026/0407 Decided
5 Oakfield Road Harpenden Hertfordshire Al5 2Nf
1 x Apple tree in the rear garden (T1 - on sketch plan) to be reduced back to historic pruning points by around 2 metres. 1 x Apple tree in the rear garden (T2 - on sketch plan) to be reduced lightly by up to 1 metre in places.
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TP/2026/0408 Decided
31 Harrier End St Albans Hertfordshire Al4 0Ld
T1. Oak - Remove 2 large lower limbs overhanging the rear garden. Reduce the remaining overhanging canopy by about 2m Reason - To balance the tree
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5/2026/1579 Decided
9 Cambridge Road St Albans Hertfordshire Al1 5Lh
Prior Notification - Single storey rear extension 2.95m in height x 6m in depth with 2.95m height to eaves
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TP/2026/0410 Decided
43 Cowper Road Harpenden Hertfordshire Al5 5Nj
Rear left corner of the garden. Holly tree. Remove tree completely.
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5/2026/1573 Decided
40 Beechwood Avenue St Albans Hertfordshire Al1 4Ya
Hip to gable roof side extension. Widen and enlarge existing rear box dormer.
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5/2026/1572 Decided
25 Sheppards Close St Albans Hertfordshire Al3 5Al
Single storey wrap around extension, internal alterations & all associated works
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5/2026/1571 Decided
10 Albert Street St Albans Hertfordshire Al1 1Ru
Alterations to front entrance; rear extension at lower and upper ground floor level; rear dormer roof extension; pitched roof windows to front roof slope; excavation of lower ground floor level to increase internal height
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TP/2026/0404 Decided
9 Kirkwick Avenue Harpenden Hertfordshire Al5 2Qu
Reduce 3 x Lawson Cypress, 1 x leylandii and 3 x Silver Birche by up to 4 metres each. Reduce overhanging branches from the Sycamore Tree which overhanging garden.
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TP/2026/0405 Decided
68 De Tany Court St Albans Hertfordshire Al1 1Tx
Proposal: Face back the overhanging Cypress branches from the garden of No. 73 Holywell Hill to the boundary line.
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5/2026/1563 Decided
Land South West Of And Including 39 Chiswell Green Lane St Albans Hertfordshire
Discharge of Condition 13 (management and maintenance of proposed streets) of planning permission 5/2022/0927 allowed at appeal dated 22/03/2024 for Outline application for the demolition of existing structures and construction of up to 391 dwellings (Use
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5/2026/1564 Decided
1 Poynings Close Harpenden Hertfordshire Al5 1Jd
Two-storey and part single-storey rear extensions, side extensions, a two-storey front extension incorporating a projecting glazed gable feature, and new roof by increasing the ridge level and rooms within the roof space
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5/2026/1562 Decided
26 Camp Road St Albans Hertfordshire Al1 5Dy
Proposed ground and first floor rear extension, inclusion of a rear dormer and alterations to openings and associated works. Front garden renovated into a front driveway to create space for 1no. off-road parking space
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TP/2026/0403 Decided
St Albans City Hospital Waverley Road St Albans Hertfordshire Al3 5Pn
Proposed Tree Works T1 Norway maple Selective lateral crown reduction on the western/hospital-facing side of the crown. Reduce branches extending over the hospital site back approximately to the kerb line, sufficient to provide clearance from the propose
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5/2026/1567 Decided
15 Chiltern Road St Albans Hertfordshire Al4 9Sw
Certificate of Lawfulness (proposed) - Proposed demolition of garage and proposed rear extension , porch and dormer
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5/2026/1561 Decided
125 New House Park St Albans Hertfordshire Al1 1Uh
Certificate of Lawfulness (existing) - The retrospective development comprises minor external alterations to the rear elevation of the dwellinghouse at 125 New House Park. The applicant seeks a Certificate of Lawfulness (Existing) under Section 191 of the
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5/2026/1557 Decided
Hanstead Park Smug Oak Lane St Albans Hertfordshire
Discharge of Condition 27 (verification investigation) of planning permission 5/2020/2041 dated 10/08/2022 for Variation of Condition 21 (completion of road works) of planning permission 5/2014/3250 allowed on appeal dated 30/06/2016 for Outline planning
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5/2026/1559 Decided
Land South West Of And Including 39 Chiswell Green Lane St Albans Hertfordshire
Discharge of Condition 22 (minerals recovery strategy) of planning permission 5/2022/0927 allowed at appeal dated 22/03/2024 for Outline application for the demolition of existing structures and construction of up to 391 dwellings (Use Class C3); the prov
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TP/2026/0402 Decided
28 West Common Way Harpenden Hertfordshire Al5 2Lg
T1 - oak tree reduce north east side of Oak tree by 3m. This tree has been heavily cut on the opposite side of the tree leaving the tree hugely unbalanced.
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5/2026/1558 Granted
31 Highfield Avenue Harpenden Hertfordshire Al5 5Ub
Certificate of Lawfulness ( Proposed) - Proposed rear single-storey extension, side single-storey extension and removal of rear chimney stack
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5/2026/1555 Decided
Land At Round House Farm Roestock Lane Colney Heath St Albans
Discharge of Condition 35 (fire hydrants) of planning permission 5/2022/2736 dated 24/11/2025 for Outline application (access sought) - Erection of up to 155 residential dwellings together with ancillary works
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TP/2026/0401 Decided
1 Station Road Wheathampstead Hertfordshire Al4 8Bu
1 x Wild plum, semi fallen and leaning over footpath, to remove in sections to ground level. 1 x Lime to lift to around 5m above ground level, cut back branches to clear property by 3m. Mixed species trees along garden/carpark To cut back all branches to
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TP/2026/0399 Decided
Cathedral House Sumpter Yard Holywell Hill St Albans Hertfordshire Al1 1By
T1. Yew - Cut back level with the brick wall boundary the overhanging Yew tree from George Street. Falling Debris blocking the drains and causing flooding of the Blunder Room
Other months in 2026
- January 2026 91
- February 2026 170
- March 2026 280
- April 2026 175
- May 2026 269
- June 2026 242
- July 2026 228
- August 2026 143
- September 2026 36