Planning applications in AL5

11 Rosebery Avenue Harpenden Hertfordshire Al5 2Qt

Rear ground and basement floor extensions with associated hard and soft landscaping

1 Avenue St Nicholas Harpenden Hertfordshire Al5 2De

Construction of part single, part two storey rear extension, new end of garden outbuilding, new external hard landscaping and associated alterations to the existing house. First floor side elevation openings. Enlargement to rear dormer. Materials changes.

12 Westfield Avenue Harpenden Hertfordshire Al5 4Hn

Demolition of existing garage and construction of replacement garage with dormer windows and single storey side extension along with internal alterations

Land To The South Of Redbourn Lane Hatching Green Harpenden Hertfordshire Al5 2Ba

Erection of three detached dwellings with associated vehicular access, parking, hard and soft landscaping and new footpath link

39 Long Buftlers Harpenden Hertfordshire Al5 1Jf

Part single part two storey front extension; first floor rear extension ; first floor side extension over garage and raising of roof to incorporate a loft conversion with rooflights

12 Gordons Walk Harpenden Hertfordshire Al5 1Lq

Part single, part two storey rear extension, garage conversion and insertion of window

7 Tylers Harpenden Hertfordshire Al5 5Rt

Single-storey rear extension, ground-floor front infill extension and first-floor front extension

52 Roundwood Lane Harpenden Hertfordshire Al5 3Ep

Front and rear double storey extensions, front porch with roof terrace above, internal works, revised windows and rear garden pergola

11 Salisbury Avenue Harpenden Hertfordshire Al5 2Qf

Partial demolition of existing rear extensions and construction of two storey and single storey rear extensions, demolition of existing rear chimney and dormer and construction of gym annex to rear garden. Air conditioning units.

21 Townsend Lane Harpenden Hertfordshire Al5 2Py

Installation of air source heat pump and air conditioning unit

6 Sun Lane Harpenden Hertfordshire Al5 4Et

First floor side extension over existing; glazed bay extension to rear; pitched roof dormer to rear; replacement rooflight to side; replacement windows; alterations to openings.

7 Grasmere Avenue Harpenden Hertfordshire Al5 5Pt

Two storey side and rear extension, single storey side and rear extension, front porch, alterations to openings

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.

6A Hatching Green Close Harpenden Hertfordshire Al5 2Lb

Discharge of Conditions 3 (samples of materials) , 4 (existing and proposed levels) and 5 (Construction Method Statement) of plannign permission 5/2025/1600 dated 28/08/2025 for Demolition of existing bungalow and erection of replacement self build sing

20 Wheatfield Road Harpenden Hertfordshire Al5 2Ny

Single storey rear extension

22 Ox Lane Harpenden Hertfordshire Al5 4He

1. Laurel - 2-3m crown reduction 2. Oak - 2-3m crown reduction and deadwood removal 3. Yew - 1-2m lateral crown reduction on side facing garden at 22 Ox Lane 4. Removal of dead tree. Unknown species. 5. Plum - 2-3m crown reduction (back to previous cuts)

21 Grasmere Avenue Harpenden Hertfordshire Al5 5Pt

First floor rear extension with roof lights and juliet balcony, alterations to existing rear single storey projection and alterations to roof with new roof lights

39 Carisbrooke Road Harpenden Hertfordshire Al5 5Qs

Single storey rear extension, loft extension with rear box dormer roof, alterations to external finishes of building and alterations to window/door openings

Harpenden Common Golf Club East Common Harpenden Hertfordshire Al5 1Bl

Works to various tree - Please see supporitng documents for full works and rationale

11 Rothamsted Avenue Harpenden Hertfordshire Al5 2Dd

T2 Sycamore - Crown reduction by. 3-4m approx (primary cuts) and crown clean T1 Oak - Crown reduction by 3-4m approx (primary cuts) & crown clean. Removal of basil growth and crown lift south side to balance.

19 The Pleasance Harpenden Hertfordshire Al5 3Na

Demolition of existing conservatory and detached garage and construction of single storey rear extension, and single storey side extension incorporating loft conversion with front and rear dormer windows and rooflights

43 Fairmead Avenue Harpenden Hertfordshire Al5 5Ud

Demolition of existing conservatory, erection of a two storey side extension, part single part two storey rear extension, rear dormer and 3no rooflight to the front elevation

441 Luton Road Harpenden Hertfordshire Al5 3Qe

Erection of a rear dormer and construction of the approved front dormer.

8 Burywick Harpenden Hertfordshire Al5 2Ae

The demolition of the existing double garage and single storey side extensions and the development of a 2-storey side extension to the western elevation and single storey garage and gym to the eastern elevation with alterations to the main roof with the a

41 Barlings Road Harpenden Hertfordshire Al5 2Bj

T1 - Maple reduce the crown by 50% to allow more light into the garden. This will also lighten the branches of the tree at it is currently top heavy and placing strain on the main branches

17 Coldharbour Lane Harpenden Hertfordshire Al5 4Nq

Demolition of detached bungalow including garage and construction of two semi-detached dwellings with associated car parking, landscaping and new vehicular access

Red Roofs East Common Harpenden Hertfordshire Al5 1Da

T1 - Pine - This tree is dead and needs to be felled to the ground level. T2 - Atlas Cedar - Reduce to previous/original points by 1 meter as too close to the building nd allow more light into the garden

14 Moreton Avenue Harpenden Hertfordshire Al5 2Et

2 Acacia and 2 Ash - fell due to damage to propery

14 Devonshire Road Harpenden Hertfordshire Al5 4Tj

Silver Birch (T1) is located in the garden of 14 Devonshire Road and has a clear case of honey fungus that is showing at the base of the tree and along the root system through the grass. We would like to remove the tree to ground level before further deca

10 Longcroft Avenue Harpenden Hertfordshire Al5 2Qz

1- Silver Birch Tree located to the front of the property at 10 Longcroft Avenue, Harpenden, Herts- Lift two lower limbs from Birch tree over drive and remove small dead snapped branch. 2- To the rear of the property at 10 Longcroft Avenue, Harpenden, Her

52 Noke Shot Harpenden Hertfordshire Al5 5Hs

Single storey rear extension

12 Hartwell Gardens Harpenden Hertfordshire Al5 2Rw

T14 Oak - Reduction by 3-4m approx (primary cuts) This tree has been previously been trimmed to prevent it out growing its location T15 Oak - Crown reduction by 2-3m approx. Same as above a control in tree spread is required.

14 Moorland Road Harpenden Hertfordshire Al5 4La

Proposed dormers to front roof and removal of existing chimney

41 Cowper Road Harpenden Hertfordshire Al5 5Nj

T1 - Lime, remove to ground level as causing subsidence to 41 Cowper Road AL5 5NJ

3 Hillside Road Harpenden Hertfordshire Al5 4Bs

Erection of a new front porch

Dove House Farm Annables Lane Kinsbourne Green Harpenden Hertfordshire Al5 3Pr

Replacing existing conservatory with single storey extension and additional glass link extension to existing garage/utility room, enlargement of two rear dormer windows

65 Crabtree Lane Harpenden Hertfordshire Al5 5Px

Conversion of Garage into a habitbale room and reaplace garage door with window

10 Collens Road Harpenden Hertfordshire Al5 2Aj

Erection of a single storey side and rear extension with roof lights, a single storey front and rear extensions, replacement of the garage roof, installation of a porch canopy and solar panels to rear roof slope, front garden landscaped to enlarge drivewa

65 Crabtree Lane Harpenden Hertfordshire Al5 5Px

Single Storey rear extension

4 Rothamsted View Harpenden Hertfordshire Al5 2Ft

Proposed single storey rear extension to provide essential Wet room accessible facilities for a disabled resident

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 - ADDITIONAL INFORMATION

1 Waterside Station Road Harpenden Hertfordshire Al5 4Us

Discharge of Condition 4 (bicycle and bin stores) of planning permission 5/2023/1918 dated 25/06/2025 for Infill of the ground floor of Building 1 for office use with external alterations, car and cycle parking and associated works

27 Barlings Road Harpenden Hertfordshire Al5 2Aw

Discharge of Condition 6 (landscaping) of planning permission 5/2025/0245 dated 17/07/2025 for Demolition of existing dwelling and erection of replacement dwelling

106 Topstreet Way Harpenden Hertfordshire Al5 5Ts

Change of hip to gable roof to enable loft conversion with rear dormer window and front roof lights

74A Grove Road Harpenden Hertfordshire Al5 1Hd

Single storey rear extension

Land Opposite 44 West Common Harpenden Hertfordshire Al5 2Jw

Tree id: T696 Species: Fraxinus excelsior (Ash) Height (m): 18 Spread (m): 10 DBH (cm): 45 Life stage: Mature Physiological condition: Poor Structural condition: Poor Vitality: Moderate Works: Fell to ground level - wood to be stacked in woods. Reason for

Ferndale 50 Luton Road Harpenden Hertfordshire Al5 2Uw

As recommended by Franks Forestry:- T1. Cypress fell (not in a healthy condition)

52-54 High Street Harpenden Hertfordshire Al5 2Sp

Advertisement Consent - Application of fret cut halo lit letters and logo to the existing fascia

52-54 High Street Harpenden Hertfordshire Al5 2Sp

Alterations to shopfront and installation of new air conditioning condenser unit in the rear passage access

19 Rothamsted Avenue Harpenden Hertfordshire Al5 2Dn

Proposed external air conditioning plant unit within an acoustic covering