Planning authority · 2026
Three Rivers planning applications 2026
1,178 public planning records from 2026 in the production OGL dataset, newest first, linked to council source pages.
Applications
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Three Rivers/26/0069/CLPD
62 Station Road Kings Langley Hertfordshire WD4 8LB
Certificate of Lawfulness Proposed Development: Change of use of residential dwelling (Use Class C3) to a small House of Multiple Occupation (Use Class C4) for a maximum of 6 occupants
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Three Rivers/26/0071/RSP
64 Nightingale Road Rickmansworth Hertfordshire WD3 7BT
Part retrospective: Demolition of existing conservatory and construction of part single-storey, part two-storey rear extension, conversion of garage into habitable accommodation, erection o...
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Three Rivers/26/0072/RSP
54 Beacon Way Rickmansworth Hertfordshire WD3 7PE
Variation of condition 2 (plans) pursuant to planning permission 23/0313/RSP to allow alterations to single storey rear door, garage door and replacement of side window with door, addition...
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Three Rivers/26/0085/LBC
Crossley Wylde Loudwater Lane Loudwater Rickmansworth Hertfordshire WD3 3JD
Listed Building Consent: Installation of damp treatment to snooker room
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Three Rivers/26/0192/CLPD
122 Hazelwood Lane Abbots Langley Hertfordshire WD5 0HE
Certificate of Lawfulness Proposed Development: Loft conversion with rear dormer window, front rooflights and removal of chimney
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Three Rivers/26/0226/PDE
24 Fairfield Avenue South Oxhey Watford Hertfordshire WD19 7AJ
Prior Approval: Single storey rear extension (depth 4.50 metres, maximum height 3.00 metres, maximum eaves height 2.89 metres)
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Three Rivers/26/0337/RSP
McDonalds Restaurant Ltd 94 - 102 High Street Rickmansworth Hertfordshire WD3 1AQ
Retrospective: Installation of HVAC plant and associated works to roof of building
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Three Rivers/26/0205/CLPD
Mirabel 3 Philipshill Cottages Old Shire Lane Chorleywood Rickmansworth Hertfordshire WD3 5PN
Certificate of Lawfulness Proposed Development: Construction of outbuilding for use as a spa pool
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Three Rivers/25/1039/FUL
35 Lower Road Chorleywood Hertfordshire
Construction of part single-storey, part two-storey side and rear extensions with green roof; internal reconfiguration of 2no. existing two-bedroom flats and subdivision of rear amenity gar...
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Three Rivers/25/2030/FUL
18 Batchworth Lane Northwood HA6 3AT
Construction of single storey front extension, part-single, part-two storey side and rear extensions, first floor front infill, garage conversion and loft conversion including roof extensio...
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Three Rivers/25/2190/FUL
19 Spencer Walk Rickmansworth Hertfordshire WD3 4EE
Construction of part-single storey, part-two storey front and side extensions; demolition of existing conservatory and construction of single storey rear extension; loft conversion includin...
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Three Rivers/25/2216/FUL
Laurel Cottage Finches Avenue Redheath Rickmansworth Hertfordshire WD3 4LN
Removal of Condition 4 (ancillary accommodation) of planning permission 08/1190/FUL
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Three Rivers/25/2218/FUL
2 Moore Road Abbots Langley Watford Hertfordshire WD25 0BE
Construction of part-single, part-two storey side to rear extension, external materials including lead cladding
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Three Rivers/26/0011/FUL
Beechwood House Berry Lane Chorleywood Rickmansworth Hertfordshire WD3 5ED
Replacement of doors and windows
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Three Rivers/26/0063/FUL
62 Whitelands Avenue Chorleywood Rickmansworth Hertfordshire WD3 5RG
Construction of front and side dormer windows.
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Three Rivers/26/0080/CLPD
111 Muirfield Road South Oxhey Watford Hertfordshire WD19 6JE
Certificate of Lawfulness Proposed Development: Construction of single storey rear extension and loft conversion including rear dormer and front rooflights.
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Three Rivers/26/0136/TCA
8 Anson Walk Moor Park Northwood Hertfordshire HA6 2LA
2 birch (T1&T2) remove - these trees are dying probably as a result of last years drought
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Three Rivers/25/2064/RSP
Holly Trees Trout Rise Loudwater Rickmansworth Hertfordshire WD3 4JR
Part retrospective: Construction of part single, part two storey side extensions including side dormers and rear balcony, single storey rear extension; front open porch, partial garage conv...
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Three Rivers/26/0036/CLPD
49 The Courtway Carpenders Park Watford Hertfordshire WD19 5DP
Certificate of Lawfulness Proposed Development: Loft conversion including hip to gable roof extension with rear dormer, front rooflights and internal alterations.
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Three Rivers/26/0077/CLPD
13 St Marys Avenue Northwood HA6 3AY
Certificate of Lawfulness Proposed Development: Construction of single storey rear extension
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Three Rivers/26/0119/PDE
42 Greenfield Avenue Carpenders Park Watford Hertfordshire WD19 5DN
Prior Approval: Single storey rear extension (depth 6.00 metres, maximum height 3.50 metres, maximum eaves height 2.50 metres)
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Three Rivers/26/0272/AOD
Charnwood Cottage Old Shire Lane Chorleywood Rickmansworth Hertfordshire WD3 5PW
Approval of Details: Demolition of existing dwelling and garage and construction of detached dwelling and garage with new access (All matters reserved application pursuant to Outline Planni...
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Three Rivers/26/0341/DDD
43 Sandy Lodge Road Moor Park Rickmansworth Hertfordshire WD3 1LN
Silver Birch - Fell
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Three Rivers/26/0401/DDD
The Coppice Kingfisher Lure Loudwater Rickmansworth Hertfordshire WD3 4ET
Remonal of a dead Horse Chestnut Tree
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Three Rivers/25/2166/FUL
93 Hayling Road And 1 Harrogate Road South Oxhey Watford Hertfordshire WD19 7DP
Joint Application: Construction of first floor level and increase in ridge height to create two storey dwellings, erection of dropped kerb
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Three Rivers/26/0061/FUL
33 Durrants Drive Croxley Green Rickmansworth Hertfordshire WD3 3NZ
Demolition of existing garage and store and construction of a single storey front and side extension
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Three Rivers/26/0130/TPO
9 South Cottage Gardens Chorleywood Rickmansworth Hertfordshire WD3 5EH
T1 Sweet Chestnut - remove lower epicormic growth extending over path (2.5m) and driveways and road (5m) to statutory height. Remove dead and broken branches hanging over public footpath an...
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Three Rivers/25/1988/FUL
18 Bedford Road Moor Park Northwood Hertfordshire HA6 2AZ
Construction of two storey side extension, single storey rear extension, loft conversion with rear dormer and rooflights, addition of a gable existing front and rear projections, rear solar...
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Three Rivers/25/2140/TPO
Braehead 57 Berks Hill Chorleywood Rickmansworth Hertfordshire WD3 5AJ
Doc 2 work schedule
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Three Rivers/26/0008/FUL
46 Mutchetts Close Garston Watford Hertfordshire WD25 9TS
Construction of a part single, part two storey side extension and alterations to fenestration.
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Three Rivers/26/0022/FUL
78 Hazelwood Lane Abbots Langley Hertfordshire WD5 0HD
Demolition of existing structures and construction of single storey side to rear extension
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Three Rivers/26/0049/FUL
1 The Orchard On The Green Croxley Green Rickmansworth Hertfordshire WD3 3HS
Demolition of existing conservatory and construction of single storey rear extension
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Three Rivers/26/0070/FUL
14 Oaklands Avenue Oxhey Hall Watford Hertfordshire WD19 4LW
Demolition of existing conservatory and construction of single storey rear extension
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Three Rivers/26/0095/TPO
9 Magnolia Avenue Abbots Langley Hertfordshire WD5 0SW
T1 - Lime - crown lift to 3m, selectively thin the regrowth at truncated branch ends by removing poorer shoots & leave one of two shoots to grow forming new uncongested crown.
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Three Rivers/26/0123/TPO
19B Heronsgate Road Chorleywood Rickmansworth Hertfordshire WD3 5BN
Tree number - G1Tree type - Lombardy Poplar (populus nigra italica) x2Approx Height - 20mLocation - Rear garden, Right hand boundary Service - Crown ReductionWork required- Crown reduce by...
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Three Rivers/26/0147/CLPD
42 South Approach Moor Park Northwood Hertfordshire HA6 2ET
Certificate of Lawfulness Proposed Development: Erection of an outbuilding
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Three Rivers/26/0167/FUL
2 Westland Close Leavesden Watford Hertfordshire WD25 7GH
Demolition of existing rear conservatory and construction of single storey rear extension
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Three Rivers/26/0171/CLPD
74 Durrants Drive Croxley Green Rickmansworth Hertfordshire WD3 3NS
Certificate of Lawfulness Proposed Development: Conversion of garage into habitable accommodation
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Three Rivers/26/0210/TCA
The Old School House Bridge Road Hunton Bridge Hertfordshire
T1 - Indian Bean tree to fell. This has historical pollard points which has lots of disfunctional wood. A repollard will look unsightly and not recover very well. This is also situated on a...
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Three Rivers/26/0225/CLPD
24 Fairfield Avenue South Oxhey Watford Hertfordshire WD19 7AJ
Certificate of Lawfulness Proposed Development: Loft conversion including rear dormer with windows and front rooflights
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Three Rivers/26/0277/TCA
Russell Road Moor Park Hertfordshire
Various Tree Works
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Three Rivers/25/0484/OUT
Land At North Of Chalfont Road Chalfont Road Maple Cross Hertfordshire
Outline application: Erection of up to 75 new dwellings, parking and landscaping with associated access onto Chalfont Road (Appearance, Layout, Landscaping and Scale as reserved matters)
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Three Rivers/25/2184/CLPD
99 Byewaters Croxley Green Watford Hertfordshire WD18 8WH
Certificate of Lawfulness Proposed Development: Roof alterations including hip to gable roof extension with front/rear rooflights; construction of an outbuilding
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Three Rivers/25/2206/PDT
Popes Croft Chandlers Lane Chandlers Cross Rickmansworth Hertfordshire WD3 4NE
Prior approval: Enlargement of the dwellinghouse by the construction of one additional storey (2.6m height) and raising of roof ridge to result in an overall height of 9.1m (Class AA)
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Three Rivers/25/2234/RSP
109 Whitelands Avenue Chorleywood Rickmansworth Hertfordshire WD3 5RQ
Part-Retrospective: Demolition of existing front porch, garage, sunroom; construction of part-single, part-two storey side and rear extension, first floor front dormer extension, rear julie...
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Three Rivers/26/0020/DIS
Land At Rear Of Woodlands Dell House And Banstead Down Old Chorleywood Road Rickmansworth Hertfordshire
Discharge of Conditions 3 (Boundary Treatments) and 5 (Soft Landscaping Planting Screen) pursuant to planning permission 24/0120/FUL
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Three Rivers/26/0254/NAC
Grand Union Canal Dacorum Hertfordshire
Notification of Statutory Consultation for a Development Consent Order (under S42 of the Planning Act 2008) for the construction, operation and maintenance of the Grand Union Canal transfer...
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Three Rivers/25/2239/FUL
Marthas Vineyard Violet Way Loudwater Rickmansworth Hertfordshire WD3 4JP
Demolition of existing dwelling and construction of two storey self-build detached dwelling with associated access, parking and landscaping works
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Three Rivers/26/0052/DIS
80 Valley Road Rickmansworth Hertfordshire WD3 4BJ
Discharge of Condition 6 (Hard and Soft Landscaping) pursuant to planning permission 25/0223/FUL
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Three Rivers/26/0084/DIS
Truelands 13 Nancy Downs Oxhey Hall Watford Hertfordshire WD19 4NF
Discharge of Condition 4 (Arboricultural Impact Assessment), Condition 5 (Energy Statement), Condition 6 (Landscaping Plan) pursuant to planning permission 25/1621/FUL
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Three Rivers/26/0111/FUL
Ennismore Station Approach Chorleywood Rickmansworth Hertfordshire WD3 5NE
Demolition of existing front porch and construction of a new single storey front porch
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Three Rivers/25/0154/FUL
Woodoaks Farm Denham Way Maple Cross Rickmansworth Hertfordshire WD3 9XQ
Demolition of the concrete shed and part demolition of the cart shed adjoining The Black Barn and construction of front/side extension including solar panels; alterations to doors and mater...
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Three Rivers/25/2237/FUL
20 Long Lane Mill End Rickmansworth Hertfordshire WD3 8YE
Construction of single storey front extension and conversion of garage into habitable accommodation
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Three Rivers/26/0005/FUL
1 Lapwing Way Abbots Langley Hertfordshire WD5 0GG
Replacement of glazed conservatory roof with timber roof
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Three Rivers/26/0035/DIS
2F Berks Hill Chorleywood Rickmansworth Hertfordshire WD3 5AQ
Discharge of condition 3 (Energy Statement) pursuant to 25/0664/FUL
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Three Rivers/25/2046/FUL
Drake House Homestead Road Rickmansworth Hertfordshire
Change of use of existing parking spaces to commercial office use (Use Class E) at Basement Level 1, and alterations to windows
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Three Rivers/25/2171/FUL
75 Springfield Close Croxley Green Rickmansworth Hertfordshire WD3 3HG
Variation of Condition 2 (Plans) pursuant to planning permission 25/1295/FUL to allow increase in width to front extension and alteration to front windows.
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Three Rivers/25/2182/FUL
99 Byewaters Croxley Green Watford Hertfordshire WD18 8WH
Construction of single storey rear extension, garage conversion and loft conversion with side rooflights and windows to side elevation, relocation of entrance door
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Three Rivers/26/0016/FUL
267 New Road Croxley Green Rickmansworth Hertfordshire WD3 3HE
Demolition of existing single storey rear extension and construction of single storey rear extension.
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Three Rivers/26/0319/DDD
141 The Drive Rickmansworth Hertfordshire WD3 4DJ
T1 Beech - FellT2 Beech - FellT3 Beech - FellT4 Beech - Fell