Planning applications in St Albans, March 2026

26 Sopwell Lane St Albans Hertfordshire Al1 1Rr

Silver Birch tree in centre to be pruned 20% to allow light. Located in our back garden at above address. Can be seen from the road. Oaklands Trees will do the work. Originally applied in 2022 and was approved to have said Silver Birch tree pruned. Unfor

The Olde Hall Sopwell Lane St Albans Hertfordshire Al1 1Rr

Height reduction of a dense cluster of 6no Cypress/Yew trees (approx 5metres). One tree within the cluster to be removed down to 0.5m stump (to allow light into obscured window).

159 Colney Heath Lane St Albans Hertfordshire Al4 0Tn

Certificate of Lawfulness (proposed) - Single storey side extension

138 Clarence Road St Albans Hertfordshire Al1 4Nw

Fell old and struggling Portuguese laurel bush to make space for array of additional planting of flowering shrubs, perennials and wildflowers.

Adjacent To 15 Cape Road St Albans Hertfordshire

Discharge of Condition 14 ( Suds and drainage management plan) of planning permission 5/2022/2315 dated 08/01/2023 for Variation of Condition 2 (approved plans) to allow amendments consisting of increase in footprint and roof pitches, alterations to eleva

4 Spenser Road Harpenden Hertfordshire Al5 5Nn

Certificate of Lawfulness (proposed) - The erection of an outbuilding located to the rear of the garden

Land West Of Tassell Hall Redbourn Hertfordshire

Outline planning application (all matters reserved except access) for the construction of up to 230 dwellings to include affordable housing (Use Class C3), creation of suitable alternative natural greenspace (SANG), landscaping, public open space, drainag

Amble Inn 182 Station Road Harpenden Hertfordshire Al5 4Ul

New front boundary wall with reconfigured garden space, including movable flower bins, a tiled floor finish, designated disabled access and improved lighting. Removal of the existing internal staircase and provision of a new external staircase for upper f

Former Evans Halshaw Vauxhall Brick Knoll Park St Albans Hertfordshire

Variations of Conditions 2 (approved plans), 22 (cycle parking), 23 (electric vehicle charging points), 26 (accessible parking bays) and 27 (travel plan) to vary wording of 5no. planning conditions to phase the planning permission so that Phase 1 can be o

20 The Uplands Harpenden Hertfordshire Al5 2Pq

Two storey front and rear extensions, single storey rear extension

49 Topstreet Way Harpenden Hertfordshire Al5 5Tx

Demolition of existing and construction of two semi-detached dwellings

73 Sopwell Lane St Albans Hertfordshire Al1 1Rn

Non Material Amendment - To amend the fixed frameless frosted glazing on the small shower extension at the ground floor rear elevation to composite cladding fixed to marine plywood of planning permission 5/2024/1748 dated 29/01/2025 for Single storey rear

9 Medlows Harpenden Hertfordshire Al5 3Ay

Oak tree (T4) - Reduced back to previous pruning points (around 25% off the crown). - Light thinning of epicormic growth throughout the canopy - Removal of lowest limb. Purpose - To maintain a suitable size of tree for the garden. Silver Birch (G2) - Remo

94 Osprey Drive St Albans Hertfordshire Al4 0Lu

Prior Notification - Single storey rear extension with mono pitch roof with flat top, rooflights and bifold door - 5m in depth x 3.65m in height x 2.73m in height to the eaves

73 Holywell Hill St Albans Hertfordshire Al1 1Hf

Proposed works: Fell a row of small Cypress trees located along the left-hand boundary of the rear garden. The proposed works are intended to improve natural light levels within the garden, which are currently significantly restricted by the height and de

80 Kings Road London Colney Hertfordshire Al2 1Ep

Certificate of Lawfulness (proposed) - Single storey rear extension

34 Elizabeth Court St Albans Hertfordshire Al4 9Jd

Certificate of Lawfulness (proposed) - Construction of a small single storey rear extension in the garden area, measuring 2m depth and 2.75m in width and height below4m, to provide a ground floor WC toilet with washbasin and an additional internal small s

St Albans Synagogue Oswald Road St Albans Hertfordshire Al1 3Aq

Retention of boundary wall

Land South Of Chiswell Green Lane Chiswell Green Lane St Albans Hertfordshire

Notice of an application to discharge a planning obligation - Affordable Housing Mix for Phase B set by Schedule 2, paragraph 2.3 of S106 agreement dated 19/05/2023 relating to 5/2022/0927 allowed at appeal dated 22/03/2024 for Outline application (access

3 Martins Close Bricket Wood Hertfordshire Al2 3Fr

Erection of a single-storey rear extension extending 3.0 metres beyond the rear wall of the existing dwelling, with associated internal alterations and partial garage conversion

26 Burywick Harpenden Hertfordshire Al5 2Ah

First floor side and front extension, alterations to fenestrations and external materials

1A The Warren Harpenden Hertfordshire Al5 2Nh

Insertion of roof windows to front elevation; conversion of garage into utility room; various fenestration changes

Land At The Rear Of 2 & 4 Barnfield Road Harpenden Hertfordshire Al5 5Tn

Erection of a detached dwelling with new vehicular access

16 Waddling Lane Wheathampstead Hertfordshire Al4 8Fd

Construction of a detached outbuilding and external sauna within the curtilage of the main dwelling, including installation of a new electrical sub-supply from the existing house to serve lighting, small power, and the sauna heater

1 Maltings Drive Wheathampstead Hertfordshire Al4 8Qj

Double storey side extension, first floor dormer addition, double rear extension in line with the side extension, roofed terrace with screen wall, solar panels to the south roof

63-77 Victoria Street St Albans Hertfordshire

Erection of free standing building in car park to provide six residential apartments

23 Hall Gardens Colney Heath St Albans Hertfordshire Al4 0Qf

Conversion of the existing integral garage into a habitable ground floor bedroom, together with alterations and improvements to the existing accessible shower room to enhance accessibility within the dwelling

32 Stanhope Road St Albans Hertfordshire Al1 5Bl

Species: 1 x Eucalyptus Position: Rear RHS border Reason: Outgrowing location/shade/structural/Unbalanced. Crown reduction of approximately 20% removing lateral growth by approximately 2 to 3m, cutting back to nearest suitable growing point, to leave a fl

Harpenden Public Halls Southdown Road Harpenden Hertfordshire Al5 1Pa

Discharge of Condition 5 (written scheme of investigation for an Historic England Level 2 recording of the external elements of the building) of planning permission 5/2025/1565 dated 21/01/2026 for External alterations to Harpenden Public Halls including

1 Penman Close Chiswell Green St Albans Hertfordshire Al2 3Dj

Conversion of garage into habitable and part single storey rear and front extensions

28 Wroxham Way Harpenden Hertfordshire Al5 4Pp

Proposed two storey side and rear extension and single storey rear extension, alterations to patio, boundary treatments and landscaping.

Land To Rear Of 112 To 156B Harpenden Road St Albans Hertfordshire

Non-material amendment to the wording of Condition 2 (badger method statement) to allow works to construct the bellmouth and main access road to take place for planning permission 5/2024/1284 dated 11/11/2025 for Approval of Reserved Matters (appearance,

109 Overstone Road Harpenden Hertfordshire Al5 5Pl

Proposed two-storey rear extension along with internal and external alterations and chimney removal

39 Watling Street St Albans Hertfordshire Al1 2Py

Erection of garage

87 Luton Road Harpenden Hertfordshire Al5 3Ba

Non Material Amendment - Change of material to the extension of planning permission 5/2025/0591 dated 20/06/2025 for Demolition of existing conservatory and construction of single storey rear extension with amendment to window and internal amendments

197A Marshalswick Lane St Albans Hertfordshire Al1 4Xa

Demolition of existing detached bungalow and erection of new detached two-storey dwelling

The Colney Fox 1 Barnet Road London Colney Hertfordshire Al2 1Bl

Advertisement Consent - Display of three externally illuminated fascia signs, two new externally illuminated double sided pictorial hanging signs, one set of individual letters with new trough light, one new non-illuminated double-legged single-sided sig

19 Carlisle Avenue St Albans Hertfordshire Al3 5Lu

Alterations to facades and replacement windows

25 The Park St Albans Hertfordshire Al1 4Ru

Demolition of existing rear extension, construction of part single and part two storey rear extension, single storey side extension, demolition of existing pitched roof over two storey garden wing and construction of new mansard roof and brickwork to form

25 Cannon Street St Albans Hertfordshire Al3 5Jr

Single storey side extension and loft conversion with rear facing dormer window and front facing rooflights

Land To Rear Of 112 To 156B Harpenden Road St Albans Hertfordshire

Non-material amendment to the wording of Condition 24 (written scheme of archaeological work) to allow works to construct the bellmouth and main access road to take place for planning permission 5/2021/0423 dated 12/01/2022 for Outline application (access

6 Brackendale Grove Harpenden Hertfordshire Al5 3Ej

Proposed two-storey front and single-storey side extension. Part conversion of garage to utility and shower room with flat roof lights. Internal modifications and alterations

7 Newmarket Court Goldsmith Way St Albans Hertfordshire Al3 5Ln

Horse chestnut TPO1345 T3. Reduction in height and spread by 30% and removal of one low branch. This tree has not been reduced in size in the past, and it is now overgrowing its space in a small garden. We wish to maintain the tree and to prevent any pos

11 Albion Road St Albans Hertfordshire Al1 5Eb

Proposed single storey rear/infill extension

Oaklea Chequers Lane Garston Watford Hertfordshire Wd25 0Gn

The proposed development comprises a double-storey, staggered rear extension to the existing dwelling

91 London Road St Albans Hertfordshire Al1 1Ln

Single storey front porch extension

41 How Wood Park Street St Albans Hertfordshire Al2 2Rw

Demolition of existing garage/outbuildings and erection of 1 No one storey, two bedroom dwelling, complete with car parking and all associated works

6 Southfield Way St Albans Hertfordshire Al4 9Jj

Prior Notification - Single storey rear extension 3.0m in height x 4.0m in depth with 2.5m height to eaves

Sir John Lawes School Manland Way Harpenden Hertfordshire Al5 4Qp

AMENDED INFORMATION - Discharge of Condition 7 (Construction Method Statement) and Biodiversity Gain Condition of planning permission 5/2025/1978 dated 25/02/2026 for Proposed development of a single storey teaching block with music practice rooms, perfor

6 Southfield Way St Albans Hertfordshire Al4 9Jj

Certificate of Lawfulness (Proposed) - Part change of use of garage to habitable accommodation