Planning Applications in AL5
Planning authority: St Albans City and District Council
Search current and historic planning applications in the AL5 postcode district in St Albans - 174 in the last 90 days. Filter applications by date, status, development type, or number of homes, view them on the map, or create a free alert for new applications.
1 Poynings Close Harpenden AL5 1JD
two-storey and part single-storey rear extensions, side extensions, a two-storey front extension incorporating a projecting glazed gable feature, and ...
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 unbala...
Land To The South Of Redbourn Lane Harpenden AL5 2BA
Erection of three detached dwellings with associated vehicular access, parking, hard and soft landscaping and new footpath link
31 Highfield Avenue Harpenden AL5 5UB
130 A Southdown Road Harpenden AL5 1PU
Conversion of an external covered colonnade to office space for a community building including new windows and doors to existing colonnade openings an...
6A High Elms Harpenden Hertfordshire AL5 2JU
Lawson Cypress - to be removed - the tree appears to be dead / dying - there are approximately 10% green leaves on it which has been the same for at l...
Rothamsted Manor Rothamsted Estate Harpenden Hertfordshire AL5 2BE
???Siting of marquee within walled garden for wedding receptions, corporate, charity, community and private events, with associated walkway, hard and ...
13 Haslingden Close Harpenden Hertfordshire AL5 3EW
PART SINGLE AND PART FIRST FLOOR FRONT EXTENSION, FIRST FLOOR REAR EXTENSION, ALTERATIONS TO OPENINGS, PLUS RENDER FINISH TO EXISTING ELEVATIONS
11B Douglas Road Harpenden Hertfordshire AL5 2EN
Discharge of Condition 5 (tree protection plan and arboricultural method statement) of planning permission 5/2025/0568 dated 06/02/2026 for Two storey...
96 Cowper Road Harpenden Hertfordshire AL5 5NH
First floor front and side extensions, single storey rear extension and roof alterations to the front elevation
10 Grasmere Avenue Harpenden Hertfordshire AL5 5PS
Post
14 West Common Grove Harpenden Hertfordshire AL5 2LL
Post - ppf requested
25 Rothamsted Avenue Harpenden Hertfordshire AL5 2DN
Conifer (front garden) - Fell, this tree is now 55 foot high and is 20 feet in distance from the house (consent given historically to reduce by 30%)
37 Granby Avenue Harpenden Hertfordshire AL5 5QP
T1 (TPO) Beech - Crown reduction by 3-4m approx, crown lift to the legal requirement on highway to 5.4m and crown clean to manage tree in its proximit...
21 Eastmoor Park Harpenden Hertfordshire AL5 1BN
T9 Oak (Rear of property) Carry out a height and lateral reduction pruning back to previous historical topping points - between 5 and 9 metres. Carry ...
8 The Cleave Harpenden Hertfordshire AL5 5SJ
5 Bloomfield Road Harpenden Hertfordshire AL5 4DD
Redwood House 3 Broad Oaks Close Redbourn Lane Hatching Green Harpenden AL5 2PR
Demolition of the existing raised brick structure on right elevation and replace it with a two-storey side extension, convert one of two double garage...
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, ...
80 Park Rise Harpenden Hertfordshire AL5 3AL
Single storey side/rear extension, construction of two flat roof dormer window to front elevation and rooflights
80 Park Rise Harpenden Hertfordshire AL5 3AL
Two storey side/rear extension, construction of two flat roof dormer window to front elevation and rooflights
2C Cornwall Road Harpenden Hertfordshire AL5 4TH
Purple Plum x2 - Fell, trees in the front garden in significant decline
19 West Common Grove Harpenden Hertfordshire AL5 2AT
A large maple tree requires a reduction of c 30%
The Vinery 6 Salisbury Avenue Harpenden Hertfordshire AL5 2QG
Ash (T1) - Crown reduction by 20% (T1) Silver Birch (T2) - fell due to poor quality, Ash (T3) Fell (renewal of previously approved application TP/2021...
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...
17 Bowers Way Harpenden Hertfordshire AL5 4EP
26 Cowper Road Harpenden Hertfordshire AL5 5NG
10 Moreton Avenue Harpenden Hertfordshire AL5 2ET
T1 Prunus Cerasifera Reduce height and width by 30%.
27 Leyton Road Harpenden Hertfordshire AL5 2JB
T5 - Sycamore to reduce the crown by 50% to old points to ensure the health of the tree and give light to the undergrowth and allow bio-diversity unde...
Wedgewood Hyde East Common Harpenden AL5 1DD
Conifer Tree X1 Approx 16M high remove
29 Noke Shot Harpenden Hertfordshire AL5 5HS
10A Park Avenue South Harpenden Hertfordshire AL5 2EA
70 Meadway Harpenden Hertfordshire AL5 1JQ
Alteration to roof and increase in ridge height by 450mm, construction of 3 x front roof lights, 2 x flat roof rear dormers and 1 x rear roof light to...
Rothamsted Park Leyton Road Harpenden Hertfordshire
The installation of a wooden cabin for the purposes of shelter and storage by the park???s grass pitch users and a scorers shed with wildflower planti...
47 Park Avenue North Harpenden Hertfordshire AL5 2EE
G1 - Pines x 3 - Remove to ground level see application for details. T3 - Lime x 1 Reduce the canopy by 1-2 metres to previous points.
10 Medlows Harpenden Hertfordshire AL5 3AY
T1-Oak tree to reduce to leave twin-stemmed habitat poles at 5 metres as the tree is in serious decline.
5 Hanover Grange Harpenden Hertfordshire AL5 3BD
Hornbeam x 5 reduce back to previous points, Oak Repeat crown reduction reducing back to the previous pruning points. Historically approved under Plan...
78 Luton Road Harpenden Hertfordshire AL5 2UR
(T1) Norway Maple , Re-Pollard to previous pollard points Tree is adjacent property and starting to encroach the building
Haddon Court Milton Road Harpenden Hertfordshire AL5 5NA
Refer to report for full details of works to the following species Limes, Beech, Horse chestnut, Mongolian lime, Common lime, Hornbeam, Crab apple
3 The Spinney Roundwood Park Harpenden Hertfordshire AL5 3AZ
T37 Beech tree needs to be cut down and removed, its presents danger to life/property. It is infected with Gandaderma fungus and is rotten in base.
Brachefield Redbourn Lane Hatching Green Harpenden Hertfordshire AL5 2AU
Discharge of Conditions 6 (hard and soft landscaping) and 7 (construction management plan) of planning permission 5/2026/0274 dated 01/06/2026 for Dem...
35 Overstone Road Harpenden Hertfordshire AL5 5PN
Proposed Single Storey Rear Extension
315 Luton Road Harpenden Hertfordshire AL5 3LW
Two storey side extension, single storey rear extension and loft conversion following demolition of garage and workshops
47 Westfield Road Harpenden Hertfordshire AL5 4HR
Prior Notification - Single storey rear extension 3.7m in height x 3.04m in depth with 2.8m height to eaves
6 High Street Harpenden Hertfordshire AL5 2TB
Prior Approval - Retention of Commercial premises at ground floor level. Change of Use from Class E (Commercial, Business and Service) into Class C3 (...
17 Douglas Road Harpenden Hertfordshire AL5 2EN
G1 Hazel & Purple Leaf Plum - Crown reduction by 1-2m approx (primary cuts) G2 Lime & Portuguese Laurel - Pollard T3 Horse Chestnut - Crown reduction ...
9 Woodlands Harpenden Hertfordshire AL5 3BY
T1 Hornbeam - Fell (not suitable specie to close to the house) This trees location is confusing due to the proximity of trees on the opposite side of ...
10 Devonshire Road Harpenden Hertfordshire AL5 4TJ
G1-Beech hedges-Reduce in height to 2 metres to maintain size and shape. G2-Conifer hedges-Reduce in height to 2 metres to maintain size and shape. T1...
52 Wroxham Way Harpenden Hertfordshire AL5 4PR
Single storey rear extension, garage conversion to gym and air conditioning unit
1 Greyfriars Lane Harpenden Hertfordshire AL5 2QJ
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Data updated daily. Source: St Albans City and District Council planning portal.