Planning applications in St Albans, August 2026

14 Park Avenue South Harpenden Hertfordshire Al5 2Ea

Construction of replacement dwelling with habitable roof accommodation, outbuildings and swimming pool, alterations to vehicular access and driveway, and associated changes to the garden and landscaping (alternative scheme to extant permission 5/2022/2666

Land Adjacent 1 & 2 Deacon Close St Albans Hertfordshire

Variation of Condition 2 (approved plans) to allow insertion of rooflights and use of the loft space for Flat 1B as gallery/storage space of planning permission 5/2024/0022 dated 19/04/2024 for Two, two bedroom flats with associated parking and landscapin

8 Milvus Road St Albans Hertfordshire Al4 0Lj

Retrospective planning application for a front porch

21 Wheatleys St Albans Hertfordshire Al4 9Ue

Front, side and rear extension, two storey

48 Sleapshyde Lane Smallford St Albans Hertfordshire Al4 0Sb

Certificate of Lawfulness (proposed) - Proposed hip to gable and dormer to form loft conversion

Land Rear Of 267 To 271 Hatfield Road And Accessed From Beechwood Avenue St Albans Hertfordshire

Discharge of Conditions 3 (construction management plan), 4 (vehicular access improvement), 9 (hard and soft landscape works) and 10 (soft landscape works) of planning permission 5/2025/2232 dated 08/07/2026 for Construction of detached three bedroom dwel

Land Between A1M And Coopers Green Lane Hatfield Hertfordshire

Request for screening opinion in respect of a hybrid application

New Jeromes Farm Redbourn Road St Albans Hertfordshire Al3 6Rr

Partial retrospective permission for the full replacement of Building 3 with proposed external alterations including recladding the sides, roof and installation of a roller shutter door, and rooflight windows as well as change of use of the building to B8

22 Cherry Tree Avenue London Colney Hertfordshire Al2 1Ru

First floor side and rear extension, conversion to detached garage to office incorporating a rear extension

Crossfields House Lamer Lane Wheathampstead Hertfordshire Al4 8Rq

Construction of a front porch, part single, part two storey rear extension and alterations, following the demolition of the existing rear projection

4 Ripon Way St Albans Hertfordshire Al4 9Aj

Garage conversion to habitable space. Front porch infill and modification to porch roof

82 Fishpool Street St Albans Hertfordshire Al3 4Rx

Certificate of Lawfulness (Proposed) - Deconstruction of existing brick front garden wall, cleaning and retention of existing bricks, and re-building of the wall on a like-for-like basis

80 Park Rise Harpenden Hertfordshire Al5 3Al

Two storey side/rear extension, construction of two flat roof dormer window to front elevation and rooflights

2 Fernleys St Albans Hertfordshire Al4 9Ut

Conversion and extension of garage

80 Park Rise Harpenden Hertfordshire Al5 3Al

Single storey side/rear extension, construction of two flat roof dormer window to front elevation and rooflights

35 Chestnut Drive St Albans Hertfordshire Al4 0Er

Single storey front extension with canopy porch, Partial conversion of garage, raising of garage roof and addition of rooflight windows

28 Warren Road St Albans Hertfordshire Al1 2Qj

Certificate of Lawfulness (proposed) - Conversion of existing vehicular garage to Study. Replacing the garage door with a window and matching brickwork. Installing floor insulation, damp-proofing, and boarding out the walls

Unit 1 Riverside Industrial Estate London Colney Bypass London Colney Hertfordshire Al2 1Hj

Prior Approval - Demolition of building, site clearance and restoration

29 Noke Shot Harpenden Hertfordshire Al5 5Hs

Demolition of existing garage and shed and erection of a pair of self-build, semi-detached dwellings

Wedgewood Hyde East Common Harpenden Al5 1Dd

Conifer Tree X1 Approx 16M high remove

7 Davys Close Wheathampstead Hertfordshire Al4 8Tl

Garage conversion, new roof including raising of roof and canopy

21 Allandale St Albans Hertfordshire Al3 4Ng

Porch extension with alterations to garden fencing

The Farriers Arms 32-34 Lower Dagnall Street St Albans Hertfordshire Al3 4Pt

Infilling of existing door opening to College Place elevation

1 Bridge Cottages Sandridgebury Lane St Albans Hertfordshire Al3 6Je

Removal of outbuildings and construction of side extension

139 Watford Road Chiswell Green St Albans Hertfordshire Al2 3Jy

The Proposal comprises single storey rear and side extensions to provide improved family living space and a ground floor WC, with internal reconfiguration to create an accessible bedroom and en-suite. Minor fenestration changes, including an enlarged kitc

26 Cowper Road Harpenden Hertfordshire Al5 5Ng

Proposed extensions and alterations to 26 Cowper Road, comprising a first floor extension above the existing garage and utility room, including the conversion of the existing garage to provide an enlarged entrance hall, WC and storage, involving the remov

30 Perham Way London Colney Hertfordshire Al2 1Lb

Certificate of Lawfulness (Proposed) - A small single storey rear extension with a single pitch roof and velux. Extending to the rear (to fill in an existing void) by 3m and width of 1.9m Height at the eaves is 2.4m and the max height of the pitched roof

17 Creighton Avenue St Albans Hertfordshire Al1 2Lg

Demolition of existing front outbuilding and erection of single storey front extension and roof canopy, and erection of single storey rear extension

10A Park Avenue South Harpenden Hertfordshire Al5 2Ea

Erection of front boundary wall with piers, metal railings, new driveway and pedestrian gates

17 Bowers Way Harpenden Hertfordshire Al5 4Ep

Loft Conversion Including Rear Hip To Gable Extension Plus Addition Of New Dormers & Rooflights

27 The Broadway Gustard Wood Wheathampstead Hertfordshire Al4 8Lw

Demolition of conservatory and dining room and construction of single storey rear extension and internal alterations

25 Ramsbury Road St Albans Hertfordshire Al1 1Sn

Single storey rear / side extension, alter ground floor side window to create door, skylights to existing round floor side roof

Lamer Park Farm Lamer Lane Wheathampstead Hertfordshire

Discharge of Biodiversity gain condition of planning permission 5/2025/0853 dated 09/09/2025 for A new general purpose agricultural building

The Conifers Noke Lane St Albans Hertfordshire Al2 3Nx

Certificate of Lawfulness (proposed) - The addition of a single storey rear extension and two porches to the existing dwelling, a swimming pool and plant room and enclosure, a garage, and a stable and tack room all under permitted development

1 Bedford Park Road St Albans Hertfordshire Al1 3Rf

7 sycamore trees, Cherry and 1 Ash t in our neighbour's garden ( 23 Beaconsfield Rd) - reduce back to boundary. Holly reduce in height by 50%

Walter Slade Court Norris Close London Colney Hertfordshire

Lime - T1 - Large Lime tree at rear of block, to prune back from property by approx 3-4m to previous pruning points and blending into crown, to ensure clearance from the building and protect roof and gutters from falling leaves and small branches. Lime -

23A Douglas Road Harpenden Hertfordshire Al5 2Ep

(Front garden) Tree 1 Fell to ground level dead Lime tree. (Rear garden) Tree 2 Reduce crown by 50% on Sycamore tree as it's causing excessive shading.

20 Silk Mill Road Redbourn Hertfordshire Al3 7Ge

Norway Maple Fell -Large wound in trunk just below vee shaped union at approx 2m above ground, possible Kretzchmaria Deusta

62 Camlet Way St Albans Hertfordshire Al3 4Tl

Silver Birch reduce by up to 30%. Thin by 15% to produce a compact form.