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/26/0129/CLPD
3 Hedges Way Croxley Green Rickmansworth Hertfordshire WD3 3FA
Certificate of Lawfulness Proposed Development: Use of living room of existing dwelling for consultations/treatment purposes for up to three days per week, with appointments pre-booked in a...
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Three Rivers/26/0165/FUL
Downfield 49 Copthorne Road Croxley Green Rickmansworth Hertfordshire WD3 4AH
Demolition of existing outbuilding and construction of part-single, part-two storey front, side and rear extension, loft conversion with rear dormer windows, solar panels, rear balcony; lof...
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Three Rivers/26/0182/CLPD
8 Park Road Rickmansworth Hertfordshire WD3 1HT
Certificate of Lawfulness Proposed Development: Demolition of existing shed and construction of outbuilding for use as a home office
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Three Rivers/25/1656/FUL
Batchworth Lock House 99 Church Street Rickmansworth Hertfordshire WD3 1JJ
Demolition of existing conservatory and construction of replacement rear projection; conversion of the existing building to provide 5no. residential flats (2x 1 bedroom flats, 2x 2 bedroom...
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Three Rivers/25/1657/LBC
Batchworth Lock House 99 Church Street Rickmansworth Hertfordshire WD3 1JJ
Listed Building Consent: Demolition of existing conservatory and construction of replacement rear projection; conversion of the existing building to provide 5no. residential flats (2x 1 bed...
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Three Rivers/26/0003/FUL
Langsett 22 Chorleywood Bottom Chorleywood Rickmansworth Hertfordshire WD3 5JR
Partial Demolition of existing dwelling and construction of a part single, part two storey front, side and rear extension, internal alterations and alterations to fenestration including rep...
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Three Rivers/26/0012/FUL
Great Wheelers Farm The Green Sarratt Rickmansworth Hertfordshire WD3 6BJ
Erection of outbuilding (yurt) in the back garden for use as a counselling clinic
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Three Rivers/26/0015/FUL
98 Kenilworth Drive Croxley Green Rickmansworth Hertfordshire WD3 3NW
Demolition of garage; construction of single-storey front, side and rear extension; front, side and rear gable roof extensions; side dormer and rooflights; internal alterations; and alterat...
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Three Rivers/26/0066/FUL
30 Broomfield Rise Abbots Langley Hertfordshire WD5 0HN
Construction of single storey front, side and rear extension
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Three Rivers/26/0116/FUL
53 Barton Way Croxley Green Rickmansworth Hertfordshire WD3 3PB
Construction of two storey front extension including storm porch; first floor rear extension including alterations to roof of existing single-storey rear extension; rooflights, alterations...
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Three Rivers/26/0117/FUL
44 Russell Road Moor Park Northwood Hertfordshire HA6 2LR
Variation of Condition 2 (Plans) pursuant to planning permission 25/0046/FUL to allow removal of basement level and alterations to single storey rear extension
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Three Rivers/26/0162/DIS
8 Heathside Close Moor Park Northwood Hertfordshire HA6 2EQ
Discharge of Condition 6 (Replacement Planting) pursuant to planning permission 25/0885/FUL
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Three Rivers/26/0203/TCA
Woodside Cottage Overstream Rickmansworth Hertfordshire WD3 4LD
Removal of dead tree
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Three Rivers/26/0221/TPO
46 The Drive Rickmansworth Hertfordshire WD3 4EB
Remove Dead Silver Birch
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Three Rivers/26/0269/TPO
Rondo Sandy Lane Northwood HA6 3ER
G4 Beech. Cut back neighbours tree close to the boundary retaining live growth.T58 Beech. Cut back neighbours tree close to the boundary retaining live growth. T61 Oak. Reduce tree by 30% T...
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Three Rivers/26/0353/NAC
16 Ridgehurst Avenue Leavesden Hertfordshire
Neighbouring Authority Consultation: Watford Council - Erection of a two storey side extension and single storey rear extension.
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Three Rivers/26/0356/TPO
Oxhey Grange Oxhey Lane Carpenders Park Watford Hertfordshire WD19 5RB
T1 Oak of the submitted MWA Arboricultural ReportWorks: Remove (fell) to near ground level and treat stump to inhibit regrowth.TG1 Hornbeam Group of the submitted MWA Arboricultural ReportW...
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Three Rivers/26/0470/DDD
Beaumont House Nottingham Road Heronsgate Rickmansworth Hertfordshire WD3 5DP
5 DAY NOTICET1 Dead Larch - dismantle and removeT2 Dead Pine - dismantle and remove
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Three Rivers/26/0481/TCA
Cherry Tree Cottage Chess Hill Loudwater Rickmansworth Hertfordshire WD3 4HS
Tree number - H1 Tree type - Leyland cypress (Leylandii Cuprocyparis)Approx Height - 6m Location - See map Service - Hedge trimmingWork required - Trim height and clients side only by remov...
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Three Rivers/25/2224/FUL
9 The Briars Sarratt Rickmansworth Hertfordshire WD3 6AU
Construction of part-single, part-two storey front, side and rear extensions, creation of link to main dwelling, garage conversion with accommodation in the roofspace served by side dormer...
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Three Rivers/26/0155/DIS
141 Hayling Road South Oxhey Watford Hertfordshire WD19 7DB
Discharge of Conditions 4 (Boundary Treatment) and 6 (Bin storage) pursuant to planning permission 25/1706/FUL
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Three Rivers/26/0156/DIS
The Old House 3 Watford Road Croxley Green Rickmansworth Hertfordshire WD3 3DL
Discharge of Condition 3 (Materials) pursuant to planning permission 25/1239/FUL
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Three Rivers/26/0023/TCA
66 South Approach Moor Park Northwood Hertfordshire HA6 2ET
(T1) Ash - reshape to previous pruning points(T2) Birch - reshape to previous pruning points(T3) Ash at no. 64 - reduce main limb on south side by 50% to balance
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Three Rivers/26/0053/TPO
Timberley Troutstream Way Loudwater Rickmansworth Hertfordshire WD3 4JN
T1 Maple tree to be felled,The tree located in the front garden of the property, planted in a raised area. There is damage to the retaining wall and drive which need to be replaced.A new tr...
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Three Rivers/26/0103/TPO
Heron Cottage Stockport Road Heronsgate Rickmansworth Hertfordshire WD3 5DD
T46 Ash:Specification- Pollard tree to natural pollard areas at 5m leaving tree at a height of 5m from ground level.Reasons for work: A large basal cavity is present. The cavity was probed...
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Three Rivers/26/0112/TCA
133 Oaklands Avenue Oxhey Hall Watford Hertfordshire WD19 4TN
T1 - Beech tree 30% crown reductionG1 - x3 Conifers to trim back to previous cutsT2 - Apple tree re-pollardT3 - Neighbours Elder back to boundaryT4 - Lilac reduce 40-50%T5 - Neighbours silv...
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Three Rivers/26/0115/TCA
Advaita 4 Seven Acres Northwood HA6 3JZ
Scots pine tree. Requesting permission to lower height by up to a third and shape sympathetically.
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Three Rivers/26/0150/TPO
45 Kindersley Way Abbots Langley Hertfordshire WD5 0DG
T367 Cotoneaster tree. Located in the front garden of 45 Kindersley Way.- cut back from roof- sever Ivy- thin crown and reshape to compensate for root encroachmentThis work will reduce the...
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Three Rivers/26/0159/TPO
77 Valley Road Rickmansworth Hertfordshire WD3 4BL
T275 - Walnut TreeReduce by 2 metres all round to create a reduced crownThis is to reduce leaf fall and stop the branches impacting rain gutters on the houses both sides
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Three Rivers/26/0168/TPO
74 Westbury Road Northwood HA6 3BZ
Both the Ash and Oak tree in question are both noted as G2. The owner of the property would like both the Ash tree and the Oak Tree to have crown reductions by approximately 3m - 4m which w...
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Three Rivers/26/0175/TPO
9 Lower Plantation Loudwater Rickmansworth Hertfordshire WD3 4PQ
Crown thinning to Wild Cherry TreeCrown reduction to Sycamore
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Three Rivers/26/0215/PDE
18 Hyde Lane Nash Mills Hemel Hempstead Hertfordshire HP3 8RY
Prior Approval: Single storey rear extension (depth 6.00 metres, maximum height 3.40 metres, maximum eaves height 3.40 metres)
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Three Rivers/26/0222/TPO
Oakway House Bridle Lane Loudwater Rickmansworth Hertfordshire WD3 4JB
Various Tree works
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Three Rivers/26/0232/TCA
Little Sarratt Hall The Green Sarratt Rickmansworth Hertfordshire WD3 6BS
T1 - Copper Beech - Reduce by 2-2.5 metres laterally and vertically, to growth points outside previous pruning points, to maintain tree at a reasonable size for location and proximity to ho...
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Three Rivers/26/0233/TCA
Denham 46 Berks Hill Chorleywood Rickmansworth Hertfordshire WD3 5AH
T1 - Silver Birch (multistem) - Reduce height by 2-2.5 metres, and spread laterally by 1.5-2 metres, all to suitable pruning points, to maintain tree at a reasonable size for location
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Three Rivers/26/0258/TPO
Street Record Swallows Oak Abbots Langley Hertfordshire
2 X Field Maples G1 - Crown reduction on the building-facing side (West side of crown) of the trees by up to 3 metres to provide clearance from the property. Works to consist of selective r...
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Three Rivers/26/0284/CLPD
29 Dover Way Croxley Green Rickmansworth Hertfordshire WD3 3SD
Certificate of Lawfulness Proposed Development: Demolition of existing detached garage and construction of single storey rear extension, rooflights
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Three Rivers/26/0295/TCA
The Coppice Kingfisher Lure Loudwater Rickmansworth Hertfordshire WD3 4ET
T1 and T2 - Fell
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Three Rivers/26/0300/TCA
Woodstock 8 South Road Chorleywood Rickmansworth Hertfordshire WD3 5AR
3 Silver Birch Trees - Prune by 3 Metres.
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Three Rivers/26/0462/AOD
Land To The Rear Of 76 And 78 Church Lane Sarratt WD3 6HL
Approval of Details: Details pursuant to Conditions 1 and 2 of Planning Permission 21/2896/OUT (Appeal Reference: APP/P1940/W/22/3300083) comprising layout, scale, appearance and landscapin...
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Three Rivers/26/0057/FUL
79 Compton Place Carpenders Park Watford Hertfordshire WD19 5HF
Demolition of existing garage and existing single storey rear extension and Construction of single storey rear extension
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Three Rivers/26/0068/FUL
1 Longmore Close Maple Cross Rickmansworth Hertfordshire WD3 9SE
Construction of single storey side and rear extension
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Three Rivers/26/0075/FUL
70 Woodhall Lane South Oxhey Watford Hertfordshire WD19 6HA
Construction of single storey side extension
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Three Rivers/26/0107/ADV
The Old School House Bridge Road Hunton Bridge Hertfordshire WD4 8RQ
Advertisement Consent: Erection of 2no. free standing non-illuminated signs (10 year period)
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Three Rivers/26/0079/FUL
Batchworth Place Church Street Rickmansworth Hertfordshire WD3 1JE
Replacement and relocation of existing cycle shelter, replacement of a section of the existing boundary fencing with metal fencing and the addition of new metal entrance gates for pedestria...
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Three Rivers/26/0108/FUL
63 Orchard Avenue Abbots Langley Watford Hertfordshire WD25 7JG
Demolition of existing outbuilding; erection of a single storey side and rear extension
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Three Rivers/26/0134/BGP
South Bend Station Road Kings Langley Hertfordshire WD4 8LL
Discharge of Biodiversity Gain Plan pursuant to planning permission 24/1304/FUL
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Three Rivers/26/0383/NAC
Salamander Quay Park Lane Harefield
Neighbouring Authority Consultation: London Borough of Hillingdon: Change of use from Use Class E(g)(i) (office) to Use Class E(g)(i) (office) and Use Class C3 (residential) to include the...
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Three Rivers/26/0082/FUL
67 Harrow Way Carpenders Park Watford Hertfordshire WD19 5EH
Demolition of existing shed and construction of outbuilding
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Three Rivers/26/0093/DIS
Hertford Place Denham Way Maple Cross Hertfordshire
Discharge of Condition 13 (Hard and Soft Landscaping) and Condition 17 (Travel Plan Statement) pursuant to planning permission 22/0033/FUL
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Three Rivers/26/0436/DDD
Woodcroft Cherry Hill Loudwater Rickmansworth Hertfordshire WD3 4JT
T1) Walnut - 5 day exemption - diseased/dying tree - Leaning- Major decay present at base of tree - Fell to ground level
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Three Rivers/26/0032/FUL
Cross Keys Farm Shire Lane Chalfont St Peter Gerrards Cross Buckinghamshire SL9 0QY
Demolition of existing stables and residential dwelling; construction of replacement single storey self-build dwelling with roof accommodation and garage, access drive, parking and landscap...
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Three Rivers/26/0034/FUL
40 Follett Drive Abbots Langley Hertfordshire WD5 0LP
Demolition of existing single storey side/rear extension; construction of single storey side/rear extension and internal alterations.
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Three Rivers/26/0101/FUL
Elm Trees The Green Sarratt Rickmansworth Hertfordshire WD3 6BR
Removal of existing side pergola and erection of single storey rear conservatory
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Three Rivers/26/0146/DIS
Land To South Of Foxgrove Path/Heysham Drive South Oxhey Watford WD19 6YL
Discharge of Condition 19 (SuDs Maintenance Plan) pursuant to planning permission 25/1182/RSP
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Three Rivers/26/0235/FUL
151 Toms Lane Kings Langley Hertfordshire WD4 8PA
Construction of single storey rear extension, conversion of garage to provide habitable accommodation, erection of additional storey to provide first floor accommodation, front porch and fi...
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Three Rivers/26/0283/RSP
37 Chestnut Avenue Rickmansworth Hertfordshire WD3 4HA
Retrospective: Installation of entrance gates and brick pillars
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Three Rivers/26/0344/HCR3
Land To The West Of Little Green Junior School Little Green Lane Croxley Green Rickmansworth Hertfordshire WD3 3LX
Hertfordshire County Council Regulation 3 application: Enabling works application to address geotechnical constraints to facilitate the construction of the Special Educational Needs (SEND)...
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Three Rivers/25/2242/FUL
98 Wolsey Road Moor Park Northwood Hertfordshire HA6 2ED
Construction of side glazed structure to the ground floor level and installation of side/rear rooflights and solar panels
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Three Rivers/26/0067/FUL
252 Baldwins Lane Croxley Green Rickmansworth Hertfordshire WD3 3LQ
Loft extension including roof extension with juliet balcony to rear dormer and front rooflights