Understanding planning · 13 min read
Planning application documents: what to read first
Understand planning application documents, officer reports and decision notices. Use a reading checklist, document table and worked example to inspect a case.
England · Local authority
Three Rivers District Council
Planning applications.
Explore collected planning applications and decisions for Three Rivers District Council. Search an address, application reference or proposal to find a record.
Collected application statistics
Collected records · All available dates1,400Searchable applications
256Recorded as pending
86%Approval rate · 713 approved or refused records
103Refused applications
610 approved · 103 refused · 54 withdrawn. Received dates in our records: 19 Oct 2022 to 22 Sept 2026. Most recent record check: 28 Sept 2026. Counts reflect the last collected status; some records may be out of date.
Local planning information
Council sources checked 14 Sept 2026Planning information PlanningLocal plan Stephen Giles-Medhurst OBEPre-application advice Pre-application adviceConservation areas Protected trees
Council contacts
- Planning enquiriesenquiries@threerivers.gov.ukCouncil source
- Planning enquiriesenquireplan@threerivers.gov.ukCouncil source
- General council enquiriesplanning.enforcement@threerivers.gov.ukCouncil source
Contact details were found on council pages. Check the source for opening hours and which enquiries the service handles.
Conservation areas and Article 4 directions
Explore published planning boundaries and follow their source records for designation details. Coverage varies: an empty map does not mean there are no restrictions. Check the council’s current maps and documents before relying on a boundary.
Conservation areas18 mapped area records
Article 4 direction areasNo boundary records available in this collection
Interactive planning map loads with JavaScript. Dataset sources are linked below.
Download Article 4 coverage for all authorities (CSV)
Data downloaded 14 Sept 2026. Display boundaries are simplified and indicative. Map record counts are not a complete count of designations or directions.
Sources: Planning Data conservation areas and Article 4 direction areas. Contains public sector information licensed under the Open Government Licence v3.0.
More application records
- Unknown26/0926/TCA
Tree Number - T1Tree Type - Weeping ash Approx. Diameter at 1.5m - 0.35m Approx. Height - 10mApprox. Crown Spread Diameter - 8mLocation - See map Service - Crown ReductionWork Required - Reduce height by up to 2m and lateral spread on all sides by up to 2m, to finished crown dimensions of 8m height and 4m lateral spreadReason - Large cavity at 2m from ground level that extends approximately 2/3rds the diameter of the stem. Reduction to reduce the likelihood of failure. Priority Code - B
76 Nightingale Road Rickmansworth Hertfordshire WD3 7BT
Received 5 Jun 2026 - Pending Consideration26/0927/OUT
Outline Application: Demolition of existing dwelling and outbuildings, subdivision of site and construction of 2no. two storey detached dwellings with accommodation in the loft space, with associated parking (Appearance and, Landscaping as reserved matters)
167 Valley Road Rickmansworth Hertfordshire WD3 4BR
Received 8 Jun 2026 - Decided26/0928/CLPD
Certificate of Lawfulness Proposed Development: Stationing of mobile home for ancillary residential use as annexe
50 Harthall Lane Kings Langley Hertfordshire WD4 8JH
Received 8 Jun 2026 - Unknown26/0929/DDD
The Prunus Serrula tree T10 that was planted in 2012 has died. I will to fell and replace the tree with the same variety and size that we planted in 2012
11 Dove Park Chorleywood Rickmansworth Hertfordshire WD3 5NY
Received 5 Jun 2026 - Decided26/0930/PDE
Prior Approval: Single storey rear extension (depth 6.00 metres, maximum height 2.81 metres, maximum eaves height 2.81 metres)
116 Penrose Avenue Carpenders Park Watford Hertfordshire WD19 5AA
Received 8 Jun 2026 - Unknown26/0931/TCA
T23-25 - 3 x Pine - remove
Oakhill Long Lane Heronsgate Rickmansworth Hertfordshire WD3 5BT
Received 8 Jun 2026 - Unknown26/0932/TCA
Reduce height of multi leader conifer in front garden down to suitable growth points immediately above where it was last reduced, approximately 3m vertical reduction, to prevent further failures of new uprights
The Warren Trout Rise Loudwater Rickmansworth Hertfordshire WD3 4JY
Received 8 Jun 2026 - Decided26/0935/FUL
Construction of single storey rear extension with roof lantern, installation of window to side elevation
53 St Marys Avenue Northwood HA6 3AY
Received 8 Jun 2026 - Decided26/0936/FUL
Demolition of existing conservatory and part demolition of garage; construction of single-storey rear extension; conversion of garage into habitable accommodation
8 Abbey Drive Abbots Langley Hertfordshire WD5 0TL
Received 9 Jun 2026 - Decided26/0937/NMA
Non-material amendment to planning permission 23/1095/RSP to allow alterations to front and rear fenestration, and alterations to ground floor side extension
65 Heysham Drive South Oxhey Watford Hertfordshire WD19 6YH
Received 9 Jun 2026 - Pending Consideration26/0938/FUL
Construction of 2no. two storey detached dwellings, with associated access, parking and landscaping works
Land Adjacent To North Point Harthall Lane Kings Langley Hertfordshire HP3 8SE
Received 9 Jun 2026 - Decided26/0939/FUL
Loft conversion including increase in ridge height, with hip to gable roof extension, rear dormer and front rooflights; alterations to ground floor doors
2 Ralston Way South Oxhey Watford Hertfordshire WD19 7BH
Received 9 Jun 2026 - Unknown26/0940/TPO
Tree Number - T1Tree Type - Deodar cedService - Crown ReductionWork Required - Reduce height and lateral spread over clients garden to the north, north east and east, by removing up to 3m, to finished crown dimensions of 22m height and 15m lateral spread. Remove major deadwood over 40mm in diameter.Reason - To mange encroachment over clients garden and remove deadwood.
122 Oaklands Avenue Oxhey Hall Watford Hertfordshire WD19 4LQ
Received 9 Jun 2026 - Decided26/0941/DIS
Discharge of Condition 10 (Building contracts) Pursuant to planning permission 24/1479/FUL
Cartref Ormonde Road Moor Park Northwood Hertfordshire HA6 2EJ
Received 10 Jun 2026 - Decided26/0942/FUL
Construction of a detached garage building within the front curtilage and extension to front driveway
Woodfield House Chalfont Lane Chorleywood Rickmansworth Hertfordshire WD3 5PP
Received 10 Jun 2026 - Unknown26/0943/TCA
T1 Pine to Remove to near ground level.T1 pine tree is located by the front garden onto right hand side of the garden, growing closely to the house. Remove To reduce risk any rooting problems and possible risk to the house. no replanting is intended as surrounding garden has many both mature and young native trees.
Treetops Sandy Lane Northwood HA6 3ES
Received 10 Jun 2026 - Unknown26/0944/TCA
T1: Ash - Fell to ground as showing early signs of ash dieback, tree has had multiple branches snap off onto structure below.T2: Willow - 2-3m Crown reductionT3: Cedar - Height reduction 3-4m and lateral reduction 3.5 - 4.5mT4: Spruce - Crown raise lower branches 5-6m
138 Oaklands Avenue Oxhey Hall Watford Hertfordshire WD19 4LQ
Received 10 Jun 2026 - Decided26/0945/DIS
Discharge of Condition 3(Window and Door details) pursuant to planning permission 25/1582/LBC
Crossley Wylde Loudwater Lane Loudwater Rickmansworth Hertfordshire WD3 3JD
Received 4 Jun 2026 - Decided26/0946/DIS
Discharge of conditions 19 (Badger Mitigation), 20 (Construction Environmental Management plan), 21 (Species Enhancement Plan), 27 (Arboricultural Method Statement) and 29 (Tree Replacement) pursuant to planning permission 25/0896/FUL
Land At Woodside Road Woodside Road Abbots Langley Hertfordshire
Received 10 Jun 2026 - Decided26/0947/NMA
Non material amendment to planning permission 25/0896/FUL to allow for alterations to plan numbers and amended wording to conditions 2 (plan numbers), 19 (Badger mitigation strategy), 20 (Construction environmental management plan) 28 (Tree protection), 30 ( Soft landscaping)
Land At Woodside Road Woodside Road Abbots Langley Hertfordshire
Received 10 Jun 2026 - Pending Consideration26/0948/FUL
Substantial demolition of existing dwelling; re-construction of dwelling to include part single-storey, part two-storey front, side and rear extensions; construction of new hipped roof, including front gable and rear dormer windows; associated alterations to fenestration.
The Willows Shire Lane Chorleywood Rickmansworth Hertfordshire WD3 5NT
Received 10 Jun 2026 - Decided26/0949/FUL
Demolition of existing building and construction of two storey attached dwelling with associated rooflights, solar panels, amenity space and parking
Rear Of Dickinson House 132-146 New Road Dickinson Square Croxley Green Rickmansworth Hertfordshire WD3 3ET
Received 10 Jun 2026 - Decided26/0951/FUL
Construction of first floor front extension; loft conversion with hip to gable roof extension and rear dormer, front rooflights
31 Carpenders Avenue Carpenders Park Watford Hertfordshire WD19 5BS
Received 10 Jun 2026 - Decided26/0952/CLPD
Certificate of Lawfulness Proposed Development: Loft conversion including hip to gable roof extension; rear dormer, velux windows and construction of outbuilding to rear.
54 Station Road Kings Langley Hertfordshire WD4 8LB
Received 11 Jun 2026
Records are ordered by application ID, not submission date. Use search to find a particular address or proposal.
View all applicationsResearching a proposal in Three Rivers District Council
Start with the address or application reference. Open a record to read the proposal, dates and available documents, then check the official register for the latest plans and consultation details. If nothing appears, check coverage before treating the result as a complete planning history.
How to search planning applicationsGuides to planning records
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Understand planning approval rates with an interactive calculator, worked examples and comparison table. Check sample sizes, outcomes and coverage before comparing.
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What these statistics cover
These figures describe applications collected by PlanningTrack for Three Rivers District Council, across all dates currently available. They are a partial dataset, rather than an authority-wide performance measure. The date range does not establish continuous historical coverage.
The approval percentage is approved records divided by approved plus refused records. Pending, withdrawn and unknown outcomes are excluded. No percentage is shown until there is an approved or refused record.
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