Planning applications in Hertsmere, April 2026

188 Mutton Lane Potters Bar Hertfordshire EN6 2AW

Demolition of existing conservatory and single storey rear extension to facilitate construction of single storey rear extension. Conversion of garage to habitable space to include replacement garage door with window and conversion of loft to habitable space to include rear dormer.

Land At Shenley Grange 43 London Road Shenley Hertfordshire WD7 9ER

Phased development for the construction of two detached dwellings with attached garages, a private padel court with associated seating area, new road access, and landscaping.

Round Bush Round Bush Lane Aldenham Watford Hertfordshire WD25 8BQ

Removal of timber framed, glazed door and window, and replacement with timber framed, double glazed sliding doors.

The Pavilion 82 Aycliffe Road Borehamwood Hertfordshire WD6 4JW

Creation of a 3G Artificial Grass Pitch (AGP) and mini 3G Artificial Grass Pitch (AGP); perimeter fencing, hardstanding areas, storage containers, floodlights, acoustic barriers, access paths and extended parking area.

Lands To The South Of Aldenham Reservoir Watford Road Elstree Hertfordshire

Application for the approval of reserved matters relating to appearance, landscaping, layout and scale for the erection of three new commercial buildings including ancillary office space (Use class E / B2 / B8), drainage infrastructure, landscaping, new vehicular access and associated provision of car and cycle parking and all associated works, pursuant to outline planning permission reference 22/2147/OUT.

Far Hills Elstree Hill South Elstree Borehamwood Hertfordshire WD6 3DE

Application to increase existing dropped kerb from 2.35m to 5.85m in width.

20 Kenilworth Drive Borehamwood Hertfordshire WD6 1QW

Single storey rear extension. Depth: 6.00m, Height: 2.95m, Eaves: 2.75m.

13 Highfield Way Potters Bar Hertfordshire EN6 1UL

Single storey rear extension.

21 Horsehaven Mews Watford Hertfordshire WD19 4FT

Erection of single storey rear conservatory.

68 Linton Avenue Borehamwood Hertfordshire WD6 4QY

Construction of single storey front porch with pitched roof and external render. (Retrospective.)

7 Sutcliffe Close Bushey Hertfordshire WD23 3PL

Construction of a single storey side and rear extension to include 4 x roof lights.

Oak Lodge 6A Loom Lane Radlett Hertfordshire WD7 8AD

T4 LIME. Remove 2 no. crossing or rubbing branches within the crown. Crown lift to 3.0-3.5 m above ground level. T21 YEW. Reduce crown by 3.0-3.5m to the southern aspect to leave a canopy spread of at least 3.0m to this aspect. T24 OAK. Prune back extended canopy by 2.0-2.5m to the northern aspect leaving a canopy spread of at least 4.0m to this aspect. T26 EUCALYPTUS. Crown thin by 15%. G3 2 no. HOLLY. Remove and replace with 2 no. Holly. G4 SYCAMORE Remove. Including documents for 26/0554/TRC.

48 Aldenham Avenue Radlett Hertfordshire WD7 8HY

Single storey rear extension and conversion of loft to habitable space including alterations to roof and fenestration.

12 Richfield Road Bushey Hertfordshire WD23 4LQ

T1 reduce the tree by approximately 1 metre in height and to reduce the overall crown spread by 1 metre with the proposed height following completion of works being circa 8m in height with a 5m crown spread.

105 Baker Street Potters Bar Hertfordshire EN6 2ET

Two storey side and single storey rear extensions. Conversion of loft to habitable space with a rear dormer.

4 Highfields Radlett Hertfordshire WD7 8DJ

T15 WILLOW. Re-pollard the Willow back to previous pollard points by reducing the overall height from approximately 25m to approx 20m and the lateral spread from approx 15m to approx 7.5m.

3 Penne Close Radlett Hertfordshire WD7 7PL

T20 CYPRESS (WESTERN RED CEDAR). Fell.

81 - 83 Coldharbour Lane Bushey Hertfordshire

Construction of first floor rear extension extending across the rear of 81 and 83 Coldharbour Lane.

Telecommunications Equipment On Highway Verge At Roundabout Of M25 Junction 24 Southgate Road Potters Bar Hertfordshire

Notification of proposed telecommunications works to include removal of existing telecommunications equipment and replacement with new at site number 071042o2.

77 Manor Way Borehamwood Hertfordshire WD6 1QR

Construction of single storey rear extension with associated roof alterations to encompass existing outbuiling, alterations to fenestration and installation of rooflights.

Longacres Wagon Road Barnet Hertfordshire EN4 0PN

Installation of 117 kWp Solar Array together with batteries storage, Solar Array comprises 228 solar panels, arranged in 4 rows, and located in meadow area to southwest of main house garden area.

16 Craigweil Avenue Radlett Hertfordshire WD7 7EX

Demolition of existing rear conservatory; construction of part single, part two storey side and rear extension, and conversion of loft to habitable space with associated extension and roof alterations to include crown roof, rear dormer, insertion of 4x side rooflights and removal of chimney stack; conversion of garage to habitable space, including window to replace garage door; alterations to fenestration.

21 Holly Drive Potters Bar Hertfordshire EN6 2QL

Single storey rear extension. Depth: 5.0m, Height: 3.0m, Eaves: 3.0m.

14 Heath Road Potters Bar Hertfordshire EN6 1LJ

Construction of single storey side and rear infill extension with flat roof extending over existing single storey side extension, and replacement of existing side door on front elevation with window; conversion of garage to habitable space.

7 Hawthorne Road Radlett Hertfordshire WD7 7BJ

Erection of outbuilding in rear garden. Certificate of lawful development (Proposed).

29 Park Road Radlett Hertfordshire WD7 8EG

Installation of solar panels to side roof elevations. Certificate of Lawful Development (Proposed).

19A Watford Road Radlett Hertfordshire WD7 8LF

T2 BEECH. Reduce height by approx 1.5m from height of 15.5m to 14m and reduce the width by 1m from 14m leaving an overall spread of 13m.

26 Aycliffe Road Borehamwood Hertfordshire WD6 4JW

Single storey side garage extension, following removal of existing garage.

Flat 5 Wessex House Marlborough Drive Bushey Hertfordshire WD23 2RP

Replacement of window glazing units. (Application for listed building consent)

Royal Connaught Park The Avenue Bushey Hertfordshire

Within A1. T1525. LIME. Reduce from 24m height and 18m width. Reduce all round by 15%, by up to 2.5m apical and lateral growth to leave the tree approximately 21m in height and 16m wide.

7 Christchurch Crescent Radlett Hertfordshire WD7 8AG

Application for a non-material amendment to allow for the addition of a roof light following the grant of planning permission ref 25/0875/HSE.

7 Beech Avenue Radlett Hertfordshire WD7 7DD

Application for approval of details reserved by condition 4 (landscaping and boundary treatment) of planning permission reference 23/0551/HSE.

Rabley Willow Packhorse Lane Ridge Potters Bar Hertfordshire EN6 3LX

Demolition of existing dwelling and 2x outbuildings, and construction of new two storey dwelling and detached single storey garage with pitched roof, 3x rooflights to each side, and accommodation at roof level, and associated landscaping works.

Metropolitan House Darkes Lane Potters Bar Hertfordshire EN6 1AG

Change of use from Office (Class E) to Residential (Class C3) for 96 flats.

Telecommunications Equipment On Highway Verge At Roundabout Of M25 Junction 24 Southgate Road Potters Bar Hertfordshire

Telecommunications enquiry.

8 Herkomer Close Bushey Hertfordshire WD23 3LW

Replacement of existing garage with prefabricated detached steel garage.

4 Watling Knoll Radlett Hertfordshire WD7 7HW

Conversion of garage to habitable space and single storey side extension with pitched roof over both, and insertion of 6x rooflights; alterations to fenestration.

16 Melrose Avenue Potters Bar Hertfordshire EN6 1SZ

Single storey rear, side, and front porch extension; alterations to fenestration.

16 Melrose Avenue Potters Bar Hertfordshire EN6 1SZ

Construction of single storey side and rear extension and front porch extension.

45 Newark Green Borehamwood Hertfordshire WD6 2QQ

Conversion of the loft into habitable space, including a rear dormer and the installation of three front roof lights. Construction of a single-storey front porch. Alterations to fenestration. Certificate of Lawful Development (Proposed).

British Telecom Hatfield Road Potters Bar Hertfordshire EN6 1HR

Removal of 6no. antennas at 19.45m and installation of 6no. replacement antennas located on the 2.5m stub tower extension. Relocation of 6no. OLO antennas and associated ancillary works.

31 Greatham Road Bushey Hertfordshire WD23 2HT

Conversion of loft to habitable space with side and rear dormer, insertion of 2x front rooflights and side window at loft level, alterations to fenestration and new rear entrance at first floor level, with access stairs. Certificate of Lawful Development (Proposed).

Woodcock Hill Village Green Barnet Lane Elstree Hertfordshire

Application for approval of details reserved by condition 5 (Construction Management Plan) of planning permission reference 25/0050/FUL.

Woodcock Hill Village Green Barnet Lane Elstree Hertfordshire

Application for approval of details reserved by condition 6 (Construction Environmental Management Plan) of planning permission reference 25/0050/FUL.

Nell Gwynne Cottage Salisbury Hall Drive London Colney St Albans Hertfordshire AL2 1BU

Application for approval of details reserved by condition 2 (details of proposed new windows) of planning permission reference 23/0978/LBC.

83 - 125 Shenley Road Borehamwood Hertfordshire

External alterations to replace defective elements of facade.

Metropolitan House Darkes Lane Potters Bar Hertfordshire EN6 1AG

Alterations to external fenestration including replacement windows, curtain walling, facing brick and render (additional plan received on 26.05.2026).

5 Heyford Road Radlett Hertfordshire WD7 8PP

Application for a non-material amendment to planning permission 25/1568/VOC to allow for alterations to the first-floor front window design and the approved brickwork elevations.

2 Hartsbourne Avenue Bushey Heath Bushey Hertfordshire WD23 1JL

T13 ROWAN. Fell.

BBC Elstree Centre Clarendon Road Borehamwood Hertfordshire WD6 1JF

Application for approval of details reserved by condition 4 (Materials) of planning permission reference 25/0642/FUL.