Search Three Rivers District Council planning applications
Search current and historic planning applications published by Three Rivers District Council - 366 applications in the last 90 days across 14 towns and areas and 11 postcode districts. Filter applications by date, status, development type, or number of homes, view them on the map, or create a free alert for new applications. In the year to March 2026, Three Rivers District Council decided 819 planning applications and approved 89%; 82% of householder decisions were made within eight weeks.
Pixie House Nottingham Road Heronsgate Rickmansworth Hertfordshire WD3 5DN
Discharge of Condition 4 (Roof light Details) pursuant to planning permission 25/2136/FUL
Land At Woodside Road Abbots Langley Hertfordshire
Discharge of Condition 24 (Habitat Monitoring and Management) pursuant to planning permission 25/0896/FUL
The Bower House Long Lane Heronsgate Rickmansworth Hertfordshire WD3 5DG
Various Tree Works.
Maple Cross House And Kier Southern Building Maple Cross Hertfordshire WD3 9SE
Advertisement Consent: Construction of totem sign
40 The Clump Rickmansworth Hertfordshire WD3 4BQ
Alterations to driveway to include blocking up of existing access and construction of front boundary wall and electronic gate
17 Lysander Way Abbots Langley Hertfordshire WD5 0TN
Demolition of existing conservatory and construction of new single storey rear extension
Cartref Ormonde Road Moor Park Northwood Hertfordshire HA6 2EJ
Discharge of Condition 3 (In Accordance With Approved Details) pursuant to planning permission 24/1479/FUL (25/0011/REF)
Rosecot Nottingham Road Heronsgate Rickmansworth Hertfordshire WD3 5DL
1 x Cedrus lebani (T1) - Specimen is in good health but requires maintenance works, we propose a 10% crown thin, removal of all deadwood and slight re...
12 South Approach Moor Park Northwood Hertfordshire HA6 2ET
Tree Number - T1 Tree Type - Lombardy poplar (Populus nigra) Approx. Diameter at 1.5m - 0.5m Approx. Height - 30m Approx. Spread Diameter - 8m Locatio...
Langsett 22 Chorleywood Bottom Chorleywood Rickmansworth Hertfordshire WD3 5JR
Creation of new vehicular access; alterations to driveway
28A Sandy Lodge Way Northwood HA6 2AS
Substantial demolition; part single part two storey front and rear extensions; conversion of loft into habitable accommodation; replacement of roof; i...
Rose Cottage 87 Quickley Lane Chorleywood Rickmansworth Hertfordshire WD3 5PG
Construction of single storey side extension; alterations to the fenestration; alterations to the patio
34 Canterbury Way Croxley Green Rickmansworth Hertfordshire WD3 3SS
Certificate of Lawfulness Proposed Development: Loft conversion including hip-to-gable roof extension; construction of a rear dormer; installation of ...
Former Little Furze Junior Mixed Infants School Gosforth Lane South Oxhey Hertfordshire
Discharge of Condition 5 (Landscape Management Plan) pursuant to planning permission 24/0788/AOD
Former Little Furze Junior Mixed Infants School Gosforth Lane South Oxhey Hertfordshire
Discharge of Condition 4 (Deliver Soft Landscaping) pursuant to planning permission 24/0788/AOD
Auburn Mere Residential Home Oxhey Lane Carpenders Park Watford Hertfordshire WD19 5RE
1 x Weeping Beech (T2) to remove in sections to ground level Twin stem tree with upper canopy on both stems which is dead. Recent limb failure has unb...
Former Little Furze Junior Mixed Infants School Gosforth Lane South Oxhey Hertfordshire
Discharge of Conditions 6 (Maintain Hard Landscaping and Roads) and 7 (Car Parking Management Plan) pursuant to planning permission 24/0788/AOD
12 Mount Pleasant Lane Bricket Wood Herts AL2 3XA
Redevelopment of the site for the erection of nine dwellings - St Albans City & District Council - Planning ref: 5/2026/1276
139 Tudor Way Mill End Rickmansworth Hertfordshire WD3 7HN
Certificate of Lawfulness Proposed Development: Loft conversion including hip to gable roof extension, construction of a rear dormer; installation of ...
252 Baldwins Lane Croxley Green Rickmansworth Hertfordshire WD3 3LQ
Extension to existing dormer and installation of rooflights.
1 Uplands Croxley Green Rickmansworth Hertfordshire WD3 4RD
Beech (T5) - Crown lift to achieve clearance of 5.5 metres over the private highway Copthorne Road in order to remove obstruction to vehicles and espe...
23 Wolsey Road Moor Park Northwood Hertfordshire HA6 2HN
Tree Number - G1 Tree Type - 20x cypress and thuja mix Approx. Diameter at 1.5m - 0.3-0.4m Approx. Height - 12-16m Approx. Spread Diameter - 25m Locat...
1 Uplands Croxley Green Rickmansworth Hertfordshire WD3 4RD
Beech (T8) - Whole crown reduction by 4 metres in order to reduce the risk of limb failure and improve the overall structural balance and form of the ...
St Pauls Church Langleybury Lane Huton Bridge Sarratt Langleybury Hertfordshire WD4 8QQ
Remove four rows of pews (8 in total) from the rear of the church.
Land At Long Spring Sarratt Lane Loudwater Hertfordshire
Change of use of land to use as a residential caravan site comprising 2no. Gypsy/Traveller pitches, each accommodation 2 caravans including no more th...
Land South Of Old House Lane Kings Langley Hertfordshire WD4 8RR
Part retrospective: Change of use of land for use as a residential caravan site, providing 5 pitches, alterations to hardstanding and erection of amen...
65 Harvey Road Croxley Green Rickmansworth Hertfordshire WD3 3BS
Conversion of garage into habitable accommodation; demolition of existing rear existing extension; construction of part single, part two storey rear e...
The Halfway House Public House 91 Uxbridge Road Rickmansworth Hertfordshire WD3 7DQ
Retrospective application: Installation of fire escape ladder and supporting tower
18 Thornhill Road Moor Park Northwood Hertfordshire HA6 2LW
TG1 Cypress (Leyland) Remove TG2 Thuja Remove the closest x5 trees to the righthand flank of the subject property The tree works are proposed to stop ...
Fairlight Shire Lane Chorleywood Rickmansworth Hertfordshire WD3 5NR
Tree Number - T1 Tree Type - Horse chestnut (Aesculus hippocastanum) Approx. Diameter at 1.5m - 0.25m Approx. Height - 8m Approx. Crown Spread Diamete...
Rosebay 20 South Road Chorleywood Rickmansworth Hertfordshire WD3 5AR
Construction of single storey rear extension, detached garage to side and rear of dwelling and outbuilding to rear
Homewood Court Badgers Walk Chorleywood Hertfordshire WD3 5GB
5 day notice to pruned the bottom Weeping Beech tree, as dragging on the ground and could become a H&S for the elderly residents.
11 Hazelwood Road Croxley Green Rickmansworth Hertfordshire WD3 3EA
Construction of detached annexe
4 Westland Close Leavesden Watford Hertfordshire WD25 7GH
Demolition of existing conservatory and construction of single storey rear extension
Warner Bros. Studios Leavesden Warner Drive Watford Hertfordshire WD25 7LP
Retention and extension of the existing acoustic timber fence on Backlot 2.
Woodland 42 The Drive Rickmansworth Hertfordshire WD3 4EB
G120 4 Beech Trees 20% thining of the crowns to remove crossed & suppressed branches and to maintain the general helath andcondition of the trees. Red...
11 The Courtway Carpenders Park Watford Hertfordshire WD19 5DP
Prior Approval: Rear Extension (depth 6.00m, maximum height 3.00m, maximum eaves height 2.54m)
11 The Courtway Carpenders Park Watford Hertfordshire WD19 5DP
Certificate of Lawfulness Proposed Development: Loft conversion including hip to gable roof extension; construction of a rear dormer; installation of ...
31 Rosehill Gardens Abbots Langley Hertfordshire WD5 0HF
Construction of single storey front and rear extensions and flat roofing infill to side
28 Primrose Hill Kings Langley Hertfordshire WD4 8HY
Certificate of Lawfulness Proposed Development: Construction of front extension to the outbuilding including increase in ridge height and conversion o...
27 Davenham Avenue Northwood HA6 3HW
Demolition of existing side extension; construction of two-storey side and rear extension
154 Greenfield Avenue Carpenders Park Watford Hertfordshire WD19 5DQ
Prior Approval: Single storey rear extension (depth 8.00 metres, maximum height 3.00 metres, maximum eaves height 2.90 metres)
Bay Tree Farm Bucks Hill Kings Langley Hertfordshire WD4 9AU
Construction of an outdoor riding manege
Oxhey Jets Football Club Altham Way South Oxhey Hertfordshire WD19 6FW
Replacement natural grass football pitch with artificial grass; alterations to lighting, hardstanding, perimeter fencing and acoustic fencing
44 The Clump Rickmansworth Hertfordshire WD3 4BQ
Beech Tree - Fell
3 Carew Way Carpenders Park Watford Hertfordshire WD19 5BG
Construction of rear conservatory
16 The Cloisters Rickmansworth Hertfordshire WD3 1HL
Tree Number - H1 Tree Type - Holly (Ilex aquifolium) hedge Approx. Height - 4m Location - Rear garden Rear boundary Service - Hedge Trim Work Required...
66 Avior Drive Northwood HA6 3JG
Construction of a two storey side and rear extension; alterations to front driveway; alterations to the fenestration
47 The Greenway Mill End Rickmansworth Hertfordshire WD3 8HX
Construction of part single, part two storey side and rear extension; conversion of garage into habitable accommodation; installation of rooflights; i...
12 South Approach Moor Park Northwood Hertfordshire HA6 2ET
Construction of part single, part two-storey rear extension; loft conversion including increase in ridge height, installation of rooflights and solar ...
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Latest application from Three Rivers: 21 Aug 2026. We check the council's portal daily.