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/25/2088/FUL
1 Dulwich Way Croxley Green Rickmansworth Hertfordshire WD3 3PX
Demolition of existing sunroom, construction of single storey front extension, conversion of garage into habitable accommodation including new roof, internal alterations and alterations to...
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Three Rivers/25/2061/RSP
The Farmhouse The Bullsland Estate Bullsland Lane Chorleywood Rickmansworth Hertfordshire WD3 5BG
Retrospective: Installation of positive pressure system within existing cellar and new ducting to ground level via coal shute terminating with mushroom vent above ground level.
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Three Rivers/25/2062/LBC
The Farmhouse The Bullsland Estate Bullsland Lane Chorleywood Rickmansworth Hertfordshire WD3 5BG
Listed Building Consent: Retention of installation of positive pressure system within existing cellar and new ducting to ground level via coal shute terminating with mushroom vent above gro...
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Three Rivers/26/0025/FUL
128 Longcroft Road Maple Cross Rickmansworth Hertfordshire WD3 9TX
Demolition of existing single storey rear extension and construction of single storey rear extension
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Three Rivers/26/0081/DDD
White Lodge Long Lane Heronsgate Rickmansworth Hertfordshire WD3 5BT
T1 - Ash - Significant Ash Die back with all the main canopy dead, and live growth restricted to reactive growth from main stem and start of large limbs - now dropping significant deadwood...
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Three Rivers/25/1958/TPO
36 Dove Park Chorleywood Rickmansworth Hertfordshire WD3 5NY
Tree number - T1Tree type - Spruce/firApprox Height - 12mApprox Crown Spread Diameter - 8mLocation - Rear gardenService - Crown ReductionWork required- Crown reduce by removing 1m from heig...
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Three Rivers/25/1959/RSP
182 Hayling Road South Oxhey Watford Hertfordshire WD19 7PR
Retrospective: Construction of single storey side extension, installation of garage door to front timber fencing, erection of timber canopy to side and rear, replacement of rear door
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Three Rivers/25/2004/RSP
50 Little Oxhey Lane South Oxhey Watford Hertfordshire WD19 6FR
Part-Retrospective: Demolition of existing front porch and construction of single storey front and single storey rear extension
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Three Rivers/25/2027/FUL
107 - 109 High Street Rickmansworth Hertfordshire WD3 1EG
Installation of electrically operated security shutter
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Three Rivers/25/2038/FUL
65 Harvey Road Croxley Green Rickmansworth Hertfordshire WD3 3BS
Demolition of existing single storey rear extension and construction of part-single storey, part-two storey rear extension, and loft extension including rear dormer window and front/side ro...
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Three Rivers/25/2051/DIS
No.3 To No.6 Wolsey Business Park Tolpits Lane Hertfordshire WD18 9BL
Discharge of Condition 7 (Foundation Works Method Statement) pursuant to planning permission 24/1137/FUL
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Three Rivers/25/2055/FUL
59 Malvern Way Croxley Green Rickmansworth Hertfordshire WD3 3QQ
Construction of part-single, part-two storey side and rear extension, loft conversion including hip to gable roof extension with rear juliet dormer with window and front rooflights.
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Three Rivers/25/2059/FUL
142 Highfield Way Rickmansworth Hertfordshire WD3 7PJ
Demolition of existing single storey rear extension and construction of single storey side and rear extension, conversion of garage into habitable accommodation.
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Three Rivers/25/2219/TCA
52 Russell Road Moor Park Northwood Hertfordshire HA6 2LR
Row of Conifer tree's - To reduce in height by up to 3 meters to form a hedge.
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Three Rivers/25/1882/FUL
62 Toms Lane Kings Langley Hertfordshire WD4 8NB
Demolition of existing carport, workshop and conservatory; construction of single storey side and rear extension, storm porch and raised patio
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Three Rivers/25/1961/FUL
62 Station Road Kings Langley Hertfordshire WD4 8LB
Demolition of existing shed and storages; construction of two-storey side extension, single-storey rear extension, replacement of detached garage, addition of front solar panels and rear ai...
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Three Rivers/25/2016/DIS
Wolsey Business Park Tolpits Lane Watford Hertfordshire WD18 9BL
Discharge of Conditions 9 (Construction Method Statement - Drainage) pursuant to planning permission 24/1137/FUL
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Three Rivers/25/2028/FUL
Flat 1 Gilham Court Ebury Road Rickmansworth Hertfordshire WD3 1FZ
Construction of rear extension with roof lanterns to existing terrace at second floor level
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Three Rivers/25/2035/CLPD
1 Wheatsheaf Cottages The Green Sarratt Rickmansworth Hertfordshire WD3 6BR
Certificate of Lawfulness Proposed Development: Conversion of garage into habitable accommodation
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Three Rivers/25/2037/PDT
151 Toms Lane Kings Langley Hertfordshire WD4 8PA
Prior approval: Enlargement of the dwellinghouse by the construction of one additional storey (2.56m height) and raising of roof ridge to result in an overall height of 8.8m (Class AA)
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Three Rivers/25/2054/DIS
Green Hill Sandy Lane Northwood HA6 3ER
Discharge of Conditions 3(Materials) and 7(Landscape Scheme) pursuant to planning permission 25/1903/RSP
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Three Rivers/25/1772/FUL
9 Edson Close Leavesden Watford Hertfordshire WD25 7BX
Conversion of existing outbuilding to create an annexe
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Three Rivers/25/2039/DIS
Land South Of Old House Lane Kings Langley Hertfordshire WD4 8RR
Discharge of Conditions 3 (Drainage Plan), 4 (Arboricultural method statement), 5 (Hard landscaping), 6 (Construction Ecological Management Plan) and 7 (Refuse) pursuant to planning permiss...
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Three Rivers/25/2052/RSP
Hilltop Farm Bungalow Hilltop Farm Hilltop Road Kings Langley Hertfordshire WD4 8NS
Part-retrospective: Loft extension including rear juliet dormer and front and side rooflights
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Three Rivers/25/1706/FUL
141 Hayling Road South Oxhey Watford Hertfordshire WD19 7DB
Subdivision of the site and construction of a two storey semi-detached dwelling with accommodation in the roofspace served by rear dormer and front rooflight with associated parking and lan...
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Three Rivers/25/1774/FUL
30 Westbury Road Northwood HA6 3BX
Demolition of existing conservatory and construction of single storey front and rear extensions, partial conversion of existing garage, alterations to fenestration including provision of ba...
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Three Rivers/25/1827/TPO
Endways Chess Close Loudwater Rickmansworth Hertfordshire WD3 4HT
Tree Number - T1Tree Type - Ash (Fraxinus excelsior)Approx. Diameter at 1.5m - 70cm Approx. Height - 15mApprox. Crown Spread Diameter - 10mLocation - Rear Garden, Right Hand BoundaryService...
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Three Rivers/25/1904/TPO
Monkbarns Sandy Lane Northwood HA6 3ER
Tree Number - G1Tree Type - x2 Spruce (Picea spp) Approx. Diameter at 1.5m - 0.4-0.6m Approx. Height - 15mApprox. Crown Spread Diameter - 10mLocation - Rear garden right hand side by swimmi...
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Three Rivers/25/2048/CLPD
24 Sherborne Way Croxley Green Rickmansworth Hertfordshire WD3 3PF
Certificate of Lawfulness Proposed Development: Loft conversion including hip to gable roof extension with rear dormer and front rooflight; internal alterations and alterations to side/rear...
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Three Rivers/25/2050/FUL
24 Sherborne Way Croxley Green Rickmansworth Hertfordshire WD3 3PF
Construction of single storey front extension, alterations to roof of existing rear projection and installation of rear rooflights.
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Three Rivers/25/2214/DIS
Warner Bros. Studios Leavesden Warner Drive Watford Hertfordshire WD25 7LP
Discharge of Condition 6 (Drainage Verification Report) pursuant to planning permission 25/1503/RSP
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Three Rivers/26/0045/FUL
Site Of Former Maple Cross House, Denham Way And Kier Offices Off Maple Lodge Close, Maple Cross Rickmansworth Hertfordshire WD3 9SW
Application for the removal of Condition 36 (Hours of delivery and collection) attached to planning permission 24/1963/FUL to remove the restriction on when deliveries and collections can t...
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Three Rivers/25/1960/CLPD
62 Station Road Kings Langley Hertfordshire WD4 8LB
Certificate of Lawfulness Proposed Development: Loft conversion including rear dormer; single-storey rear extension; demolition of existing garage and construction of replacement garage; so...
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Three Rivers/25/2128/TPO
9 The Roughs Northwood HA6 3DE
T1: Small Oak - Remove deadwood throughout.T2: Large Oak - Reduce height by no more than 2.5 metres & lateral spread by 1.5 metres.T1: Small Oak - Remove deadwood throughout.T2: Large Oak -...
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Three Rivers/25/2151/TCA
Behind 1 Cedars Cottages Dog Kennel Lane Chorleywood Rickmansworth Hertfordshire WD3 5EL
Tree is adjacent to :1 Cedars cottagesDog kennel laneWD3 5EL312 - Ash/Oak - Monolith Ash stem to 4m ///horns.friday.audit
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Three Rivers/25/2152/TCA
Behind Moorwood Gate Berry Lane Chorleywood Rickmansworth Hertfordshire WD3 5EY
Trees are adjacent to:Morwood gateBerry laneWD35EYTo carry out tree work as specified by Chorleywood Parish Council-------------------------------------------------------------------(Trees...
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Three Rivers/25/2163/TCA
Chilton 43 Berks Hill Chorleywood Rickmansworth Hertfordshire WD3 5AJ
Various Tree Works
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Three Rivers/25/2180/TCA
Apple Tree Farm Lodge Rickmansworth Road Chorleywood Rickmansworth Hertfordshire WD3 5SD
Tree Number - T1Tree Type - Holly Approx. Height - 7m Location - See map. Service - Reduce heightWork Required - Reduce height to approximately 2.5m (Hedge height) Reason -To prevent furthe...
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Three Rivers/25/2186/TPO
1 The Grove Little Green Lane Croxley Green Rickmansworth Hertfordshire WD3 3JN
T1, T2, T3 Sycamore - crown reduce by 1.5m and shape to balance to contain the spread over road. This is to pre-empt limb shedding and leaf shedding over public highway and allow more light...
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Three Rivers/25/2187/TCA
The Spinney Kingfisher Lure Loudwater Rickmansworth Hertfordshire WD3 4ET
T1 Copper Beech - thin throughout crown by 25% to allow more light into adjacent property and to help alleviate potential windsail effect which could damage nearby properties and garage und...
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Three Rivers/25/2205/TCA
24A Pembroke Road Moor Park Northwood Hertfordshire HA6 2HR
To fell and grind out roots on 1 No. existing Apple Tree in rear garden.
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Three Rivers/25/1820/FUL
37 Hubbards Road Chorleywood Rickmansworth Hertfordshire WD3 5JL
Demolition of existing conservatory and construction of single storey rear extension, first floor side extension; replacement of existing rear outbuilding; alterations to rear patio includi...
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Three Rivers/25/1835/FUL
82 Highfield Way Rickmansworth Hertfordshire WD3 7PH
Demolition of existing garage and construction of single storey front infill and side extension with raised rear terrace; erection of basement level, first floor extension, roof alterations...
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Three Rivers/25/1896/FUL
Mallows North Road Chorleywood Rickmansworth Hertfordshire WD3 5LE
Construction of single storey rear extension
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Three Rivers/25/1936/FUL
75 Oak Green Abbots Langley Hertfordshire WD5 0RJ
Construction of two storey side extension and front porch
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Three Rivers/25/1999/CLPD
Oakbridge House 45 Copthorne Road Croxley Green Rickmansworth Hertfordshire WD3 4AH
Certificate of Lawfulness Proposed Development: Construction of single storey rear extension and replacement balustrades to Juliet balconies
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Three Rivers/25/2017/FUL
13 Moss Close Rickmansworth Hertfordshire WD3 1NE
Construction of single storey front extension and provision of 3no. windows to side elevation, conversion of garage into habitable accommodation
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Three Rivers/25/2034/BGP
The Old Rectory Church Lane Sarratt Rickmansworth Hertfordshire WD3 6HJ
Discharge of Biodiversity Gain Plan pursuant to planning permission 25/1634/FUL
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Three Rivers/25/2041/TCA
1 Haywood Drive Chorleywood Rickmansworth Hertfordshire WD3 5ER
I have a silver birch tree in my front garden that has unfortunately become too large for the space it is in. If it fell down it is likely to hit my house or my neighbour's house and now th...
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Three Rivers/25/2079/FUL
43 Harefield Road Rickmansworth Hertfordshire WD3 1LZ
Variation of Condition 2(plans) pursuant to planning permission 25/1430/FUL to allow alterations to ground floor fenestration
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Three Rivers/25/2086/TCA
63 Wolsey Road Moor Park Northwood Hertfordshire HA6 2ER
Large Bald Cypress tree at rear of 63 wolsey road plot boundary on far left has become brown and withered. I am in discussions with a gardener and tree surgeon to trim and prune the branche...
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Three Rivers/25/2127/TPO
The Haven Chorleywood Road Rickmansworth Hertfordshire WD3 4EL
T1: Sycamore (Acer pseudoplantanus) located on the south side of the rear boundary ? Reduce back any lower overhang on the westside of the canopy by approximately 2-2.5m. Lift west side of...
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Three Rivers/25/2142/PDE
42 Claremont Crescent Croxley Green Rickmansworth Hertfordshire WD3 3QR
Prior Approval: Single storey rear extension (depth 6.00 metres, maximum height 3.85 metres, maximum eaves height 2.40 metres)
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Three Rivers/25/2145/TCA
Allotment Land Opposite Whispers Dog Kennel Lane Chorleywood Rickmansworth Hertfordshire WD3 5EE
Trees are opposite WhispersDog kennel laneChorleywoodWD3 5EEDog Kennel Lane allotment trees 190 - Ash - fell adjacent small trees overhanging garden (x5) 186 - Willow - Fell 178 - Ash x2 -...
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Three Rivers/25/2146/TCA
Opposite 1 Hillview Cottages Chorleywood Bottom Chorleywood Rickmansworth Hertfordshire WD3 5JF
Tree is adjacent to:The old shepherd, Chorleywood bottomWD35JHNr Old Shepherd Pub -Tree Number - T247Tree Type - Weeping willow (Salix babylonica) Approx. Diameter at 1.5m - 0.3m Approx. He...
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Three Rivers/25/1647/CLED
Great Sarratt Hall Farm The Green Sarratt Hertfordshire
Certificate of Lawfulness Existing Use: Use of The Old Barn (Building A) and The Red Barn (Building C) for storage and distribution purposes (Use Class B8) with the Annexe (Building B) used...
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Three Rivers/25/1868/RSP
21 Nightingale Road Rickmansworth Hertfordshire WD3 7DE
Retrospective: Replacement of front entrance door
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Three Rivers/25/1992/DIS
Hertford Place Denham Way Maple Cross Hertfordshire
Discharge of Condition 14 (Acoustic fencing) pursuant to planning permission 22/0033/FUL
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Three Rivers/25/1927/FUL
The Bakery The Old Stores Rickmansworth Road Chorleywood Rickmansworth Hertfordshire WD3 5SQ
Removal of first floor internal wall to convert two residential flats into a single residential unit
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Three Rivers/25/1989/FUL
38 Vivian Gardens Oxhey Hall Watford Hertfordshire WD19 4PG
Demolition of existing conservatory and construction of single storey rear extension and extension to raised rear patio with privacy screen