Planning authority · 2025
Three Rivers planning applications 2025
1,854 public planning records from 2025 in the production OGL dataset, newest first, linked to council source pages.
Applications
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Three Rivers/24/2063/TPO
Woodland Opposite Number 8 Grovewood Close Chorleywood Hertfordshire
RESUBMISSION- Tree Number - 0768Tree Type - Beech (Fagus sylvatica) Approx. Diameter at 1.5m - 0.75-1m Approx. Height - 25mApprox. Crown Spread Diameter - 16mLocation - see map Service - Se...
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Three Rivers/25/0160/PAC
The Mulberry Bush Dawes Lane Sarratt Rickmansworth Hertfordshire WD3 6BQ
Prior Notification: Use of part of The Mulberry Bush Farm for the purposes of camping in the calendar year of 2025 (no more than 60 days in total) starting from 1st April 2025
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Three Rivers/25/0200/NMA
Warner Bros. Studio Tour London Studio Tour Drive Leavesden Watford Hertfordshire WD25 7LR
Non material amendment to planning permission 24/1763/RSP to allow minor changes to external accesses; location of internal access gate; and canopy above visitor access.
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Three Rivers/25/0272/DDD
Lightwoods Troutstream Way Loudwater Rickmansworth Hertfordshire WD3 4LQ
Ash Trees X3 - front garden - dead/dying - remove
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Three Rivers/24/1947/FUL
Square Spring Woodcock Hill Rickmansworth Hertfordshire WD3 1PU
Erection of two-storey side extensions, including first floor rear balconies and rooflights; extension and alterations to front porch; installation of rooflights to front roofslope; and int...
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Three Rivers/24/2000/DIS
The Grove Grove Mill Lane Grove Mill Rickmansworth Hertfordshire WD3 4TG
Discharge of Condition 6 (Habitat Management and Monitoring Plan) Condition 8 (CMP - Ashers Yard) Conditions 9 (Hard And Soft Landscaping - Ashers Yard) Condition 10 (Tree Protection - Ashe...
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Three Rivers/24/1757/FUL
12 Mutchetts Close Garston Watford Hertfordshire WD25 9TS
Construction of a front porch.
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Three Rivers/24/1780/TPO
Land Between Tolpits Lane And River Colne Watford Hertfordshire
See Tree Works Schedule on plan 714
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Three Rivers/24/1817/FUL
4 New Road Croxley Green Rickmansworth Hertfordshire WD3 3EL
Construction of single storey side extensions including alterations to fenestration and internal alterations.
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Three Rivers/24/2060/TPO
5 Park Road Rickmansworth Hertfordshire WD3 1HU
33102 - full spec in surveyOur Lady Help of ChristiansWD3 1HUT9 Sycamore (Acer pseudoplatanus) Lift crown to give around 5m ground clearance over access road. C T10Ash (Fraxinus excelsior)...
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Three Rivers/24/2092/TCA
Adjacent To Cricketers Pond The Cricketers The Green Sarratt Rickmansworth Hertfordshire WD3 6AS
T1: Ash. Remove 2x large lateral limbs that are overhanging the parking area at The Cricketers PH.
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Three Rivers/25/0001/TCA
Dell View 38 Quickley Lane Chorleywood Rickmansworth Hertfordshire WD3 5AF
A self-seeded Salix caprea tree in the front garden and is visible from the road.
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Three Rivers/25/0047/TPO
Rickmansworth School Scots Hill Croxley Green Rickmansworth Hertfordshire WD3 3AQ
Common Beech (Fagus sylvatica) - Fell due to Meripilus Giganteus.We had permission to pollard the tree but keep for habitual purposes which was done in October 2024, however the tree is now...
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Three Rivers/25/0107/TCA
Maryholm Station Approach Chorleywood Rickmansworth Hertfordshire WD3 5NE
There are 12 Fir trees, approx 20 ft on height, on the right hand side of the property boundary as you look at the house from the road, that we wish to be removed. To be replaced with a hol...
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Three Rivers/24/1860/DIS
Former Little Furze Junior Mixed Infants School Gosforth Lane South Oxhey Hertfordshire
Discharge of Condition 5 (Tree Protection) pursuant to planning permission 21/1271/OUT.
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Three Rivers/24/1891/FUL
Haddon Cottage 3 Haddon Road Chorleywood Rickmansworth Hertfordshire WD3 5AW
Erection of a single storey rear extension; a two storey side extension with a hip to gable loft conversion served by two rear dormers; construction of a rear terrace; internal alterations...
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Three Rivers/24/2017/FUL
Hunters Bridle Lane Loudwater Rickmansworth Hertfordshire WD3 4JH
Erection of a single storey side extension and single storey rear extension with veranda.
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Three Rivers/24/2020/FUL
51 Fotherley Road Mill End Rickmansworth Hertfordshire WD3 8QQ
Erection of a part single, part two storey side and rear extension; erection of a single storey front extension; conversion of existing garage; internal alterations and alterations to fenes...
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Three Rivers/24/2046/HS2
HS2 Construction Site West Of A412 Denham Way Chalfont Lane West Hyde Hertfordshire
Application for non-material change under Paragraph 21 of Schedule 17 to the High Speed Rail (London-West Midlands) Act 2017. Amendment to Schedule 17 Approval Ref 21/0320/HS2 to amend Nois...
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Three Rivers/24/2047/FUL
Tarn Dunny Lane Belsize Kings Langley Hertfordshire WD4 9DQ
Erection of a part single, part two storey rear extension; raising of ridge height; front and rear dormers and front roof lights; alterations to fenestration and internal alterations.
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Three Rivers/24/2091/TPO
61 Hillcroft Crescent Oxhey Hall Watford Hertfordshire WD19 4PB
Root severance for tree T1 Oak for underpinning property. The works are proposed to stop the influence of the tree(s) on the soil belowbuilding foundation level and provide long term stabil...
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Three Rivers/24/2096/CLPD
68 Bucknalls Lane Garston Watford Hertfordshire WD25 9JQ
Certificate of Lawfulness Proposed Development: Loft conversion including hip to gable extension, rear dormer and front rooflights
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Three Rivers/25/0061/DIS
33 Wolsey Road Moor Park Northwood Hertfordshire HA6 2ER
Discharge of Condition 5 (Windows) pursuant to planning permission 24/0708/FUL.
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Three Rivers/24/1866/FUL
78 Gallows Hill Lane Abbots Langley Hertfordshire WD5 0BY
Demolition of existing dwelling and outbuildings; construction of four new two storey semi-detached dwellings including loft accommodation served by rooflights; provision of hard standing a...
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Three Rivers/24/1959/FUL
Glenwood Harthall Lane Kings Langley Hertfordshire WD4 8JN
Demolition of existing dwelling and construction of a replacement two storey detached dwelling with annexe; installation of a heat pump and fence.
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Three Rivers/24/2002/FUL
15A Nightingale Road Rickmansworth Hertfordshire WD3 7DE
Construction of a single storey rear extension
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Three Rivers/24/2008/RSP
Corner House Redhall Lane Chandlers Cross Rickmansworth Hertfordshire WD3 4LX
Part Retrospective: Variation of Condition 2 (Plans) pursuant to planning permission 23/1192/FUL to allow the raising of ridge height, addition of two rear dormers; installation of roofligh...
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Three Rivers/25/0033/PDE
Tree Tops 7 Home Farm Road Rickmansworth Hertfordshire WD3 1JU
Prior Approval: Single storey rear extension (depth 6.00 metres, maximum height 3.00 metres, maximum eaves height 3.00 metres)
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Three Rivers/25/0034/PDE
98 St Georges Drive Carpenders Park Watford Hertfordshire WD19 5HD
Prior Approval: Single storey rear extension (depth 6.00 metres, maximum height 2.75 metres, maximum eaves height 2.75 metres)
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Three Rivers/25/0174/NAC
Warner Bros. Studios Leavesden Warner Drive Watford Hertfordshire WD25 7LP
Neighbouring Authority Consultation: Watford Borough Council 25/00046/NONMAT - Non-material Amendment pursuant to planning permission 23/01023/VARM for amendments to regularise in line with...
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Three Rivers/24/1751/RSP
Beaufort Court Egg Farm Lane Kings Langley Hertfordshire WD4 8LR
Part Retrospective: Alterations to entrance courtyard and internal horseshoe including landscaping, hard-surfacing, planting, lighting and outdoor seating; Installation of VRF enclosure; In...
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Three Rivers/24/1990/FUL
The Reach Free School Long Lane Mill End Rickmansworth Hertfordshire WD3 8AB
Variation of Condition 2 (Plans), Condition 3 (Materials) and Condition 4 (BNG) pursuant to planning permission 24/0729/FUL to increase the height of the buildings and alter fenestration; a...
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Three Rivers/24/2016/FUL
Rose Cottage Common Road Chorleywood Rickmansworth Hertfordshire WD3 5LN
Demolition of existing garage and construction of a new replacement garage.
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Three Rivers/24/2019/FUL
4 Hazelwood Road Croxley Green Rickmansworth Hertfordshire WD3 3EB
Loft conversion including hip to gable extension, rear dormer with juliet balcony and front rooflights; external material alterations
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Three Rivers/24/2025/DIS
2 And 3 Kingsfield Cottages Old Trowley Abbots Langley Hertfordshire WD5 0LH
Discharge of Condition 3 (Materials) pursuant to planning permission 23/1156/FUL.
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Three Rivers/24/2028/DIS
2 And 3 Kingsfield Cottages Old Trowley Abbots Langley Hertfordshire WD5 0LH
Discharge of Condition 2 (Details of Services) Condition 3 (Fenestration Detail) Condition 4 (Materials) Condition 6 (Ventilation) and Condition 7 (Strengthening Works) pursuant to Listed B...
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Three Rivers/24/2029/FUL
12 Lower Tail Carpenders Park Watford Hertfordshire WD19 5DD
Demolition of existing garages and change of use of land to facilitate the construction of a single storey rear and side extension serving No.12 and installation of rear rooflights
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Three Rivers/24/2042/FUL
129A Abbots Road Abbots Langley Hertfordshire WD5 0BJ
Demolition of existing summerhouse and construction of a rear outbuilding for use as a home office/gym.
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Three Rivers/24/2050/CLPD
44 Gleneagles Close South Oxhey Watford Hertfordshire WD19 6LS
Certificate of Lawfulness Proposed Development: Loft conversion including rear dormer and removal of existing chimney stack.
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Three Rivers/24/1452/FUL
Fieldways Farm Harefield Road Rickmansworth Hertfordshire WD3 1PE
Demolition of the existing reservoir building, demolition of equestrian buildings and the erection of a detached two storey dwelling with associated curtilage
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Three Rivers/24/1729/FUL
33 West Way Rickmansworth Hertfordshire WD3 7EH
Conversion of existing garage to habitable accommodation to facilitate creation of an annexe; alterations to fenestration; installation of electric car charging point; extension to drive
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Three Rivers/24/1974/FUL
151 Watford Road Croxley Green Rickmansworth Hertfordshire WD3 3ED
Erection of a single storey rear extension; front porch extension; alterations to fenestration including replacement of windows.
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Three Rivers/24/2018/CLPD
27 Anthony Close Oxhey Hall Watford Hertfordshire WD19 4NA
Certificate of Lawfulness Proposed Development: Loft conversion including rear dormer window and rooflights.
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Three Rivers/24/2021/DIS
44 Wolsey Road Moor Park Northwood Hertfordshire HA6 2EN
Discharge of Condition 4 (Materials) pursuant to planning permission 24/1623/FUL.
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Three Rivers/24/2023/FUL
40 Penrose Avenue Carpenders Park Watford Hertfordshire WD19 5AD
Demolition of existing rear store building; erection of a single storey rear extension; erection of a front porch extension; internal alterations and alterations to fenestration; installati...
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Three Rivers/25/0002/PDE
24 Foxleys Carpenders Park Watford Hertfordshire WD19 5DA
Prior Approval: Single storey rear extension (depth 6.00 metres, maximum height 2.50 metres, maximum eaves height 2.20 metres)
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Three Rivers/25/0054/CLPD
24 Water Lane Kings Langley Hertfordshire WD4 8HN
Certificate of Lawfulness Proposed Development: Partial demolition of existing rear extension and construction of a single storey rear extension.
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Three Rivers/25/0073/CWC
22-28 Hoylake Gardens South Oxhey Watford Hertfordshire WD19 6LG
Compliance with conditions pursuant to planning permission 17/2628/FUL; Demolition of existing four dwellings and construction of five two-storey dwellings with associated alterations to la...
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Three Rivers/24/1875/FUL
7 The Maltings Hunton Bridge Kings Langley Hertfordshire WD4 8QL
Construction of a single storey side and rear extension; new roof to existing single storey front projection; internal alterations and alterations to fenestration.
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Three Rivers/24/2013/FUL
90 Beacon Way Rickmansworth Hertfordshire WD3 7PD
Installation of an air source heat pump.This application seeks full planning permission for the installation of an air source heat pump (ASHP) unit to the rear of the application dwelling,...
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Three Rivers/24/2015/FUL
Green Hill Sandy Lane Northwood HA6 3ER
Demolition of existing dwelling and outbuilding; construction of two storey detached dwelling with roof accommodation served by rear dormers; with associated parking and landscaping works.
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Three Rivers/24/2026/FUL
292 Hayling Road South Oxhey Watford Hertfordshire WD19 7QB
Installation of a dropped kerb
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Three Rivers/24/2041/TPO
Nutscale Chorleywood Road Rickmansworth Hertfordshire WD3 4EU
T3 Oak of the MWA Arboricultural ReportWorks: Reduce height from 19.1m to 15m and reduce spread from 11.7m to 6m.Reason: Clay shrinkage subsidence damage at the property.
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Three Rivers/24/2058/TCA
Durley House Troutstream Way Loudwater Rickmansworth Hertfordshire WD3 4LA
Proposal 1. Rear garden adjacent to Chess Place. Shape and reduce height of Lime trees (A and B on plan and photos) to previous cut (approx 3-5 meters height reduction). Remove Conifers A a...
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Three Rivers/24/2062/TCA
1 Hunters View Chorleywood Rickmansworth Hertfordshire WD3 5FF
Sycamore Tree:Requested Works - I seek permission to remove the tree and replace it with a smaller and slower growing native variety.
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Three Rivers/25/0036/TPO
38 Batchworth Lane Northwood HA6 3DT
T1 Oak of the MWA Arboricultural ReportWorks: Reduce height to ~14.0m and radius all round to ~ 7.0m balancing the crown. Prune periodically necessary to maintain at broadly reduced dimensi...
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Three Rivers/25/0064/NMA
Rickmansworth Service Station Victoria Close Rickmansworth Hertfordshire
Non-materials amendment to planning permission 23/0145/FUL to allow alterations to vehicular crossover.
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Three Rivers/25/0070/TCA
The Grange Long Lane Heronsgate Rickmansworth Hertfordshire WD3 5BU
Tree Number - T1Tree Type - Lime (Tilia cordata)Approx. Diameter at 1.5m - 0.55 mApprox. Height - 20mApprox. Crown Spread Diameter - 12 mLocation - See mapService - Crown ReductionWork Requ...
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Three Rivers/24/1873/FUL
8 Railway Terrace Kings Langley Hertfordshire WD4 8JB
Removal of front wall and reduction in land levels to create level parking area with access off of Railway Terrace
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Three Rivers/24/1997/FUL
11 Hemsley Road Kings Langley Hertfordshire WD4 8TD
Erection of a single storey rear extension.