Search Three Rivers District Council planning applications

Search current and historic planning applications published by Three Rivers District Council - 365 applications in the last 90 days across 13 towns and areas and 12 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.

365
|
121
|
46
Get alerts for Three Rivers

Source: Three Rivers District Council·Updated daily·Last checked 7 Oct 2026

Filter applications

Date receivedLast 90 days
Date receivedLast 90 days
Select one year, or two for a range.
Number of homesAny
StatusAny
Application routeAny
Application typeAny
KeywordsNone
Match

Matches words or phrases in the application address and description.

Showing 50 of 365 applications
2 days ago Pending Consideration 26/1588/TPO

Appleby Drive Croxley Green Hertfordshire

T1: Oak (height 18m, spread 10m) Crown reduce by 1.5m-2m/ back to previous pruning points, remove epicormic and basal growth T2: Oak (height 18m, spre...

Works to trees covered by a Tree Pres O Three Rivers
2 days ago Pending Consideration 26/1448/FUL

42 Winton Drive Croxley Green Rickmansworth Hertfordshire WD3 3RD

Demolition of existing conservatory and construction of a single storey side and rear extension; alterations to the patio

Full Application Three Rivers
2 days ago Pending Consideration 26/1590/TCA

Batchworth Place Church Street Rickmansworth Hertfordshire WD3 1JE

G1 Group of Hazel; Re-coppice at previous points at a height of approximately 1.2 metres. G2 Group of Hazel; Coppice all stems to ground level and lea...

Works to trees in a conservation area Three Rivers
5 Oct 2026 Approved 7 Oct 26/1583/DDD

Trevose 10 South Road Chorleywood Rickmansworth Hertfordshire WD3 5AR

The tree is along the boarder half way down garden on right hand side. It is not a big tree and is surrounded by bushes. Part of the trunk has snapped...

Dead, diseased or dangerous Three Rivers
5 Oct 2026 Pending Consideration 26/1581/CLPD

Millstream 101 Uxbridge Road Rickmansworth Hertfordshire WD3 7DJ

Certificate of Lawfulness Proposed Development: Demolition of the existing rear dormer and first floor roof extension and construction of loft convers...

Certificate of Lawfulness - Proposed Use Three Rivers
5 Oct 2026 Pending Consideration 26/1586/TPO

2A The Climb Rickmansworth Hertfordshire WD3 4DX

Oak- front garden- to reduce height by 2.5 metres and sides by 2 metres- the oak tree is touching the front of the house and could do with re balancin...

Works to trees covered by a Tree Pres O Three Rivers
5 Oct 2026 Pending Consideration 26/1579/CLPD

23 Shire Lane Chorleywood Rickmansworth Hertfordshire WD3 5NQ

Certificate of Lawfulness Proposed Development: Construction of a two storey rear extension; loft conversion including part hip-to-gable roof extensio...

Certificate of Lawfulness - Proposed Use Three Rivers
5 Oct 2026 Pending Consideration 26/1569/CLPD

1 - 3 Old Mill Road Hunton Bridge Kings Langley Hertfordshire WD4 8RD

Certificate of Lawfulness Proposed Development: Alterations to fenestration.

Certificate of Lawfulness - Proposed Use Three Rivers
5 Oct 2026 Pending Consideration 26/1554/FUL

66 Westbury Road Northwood HA6 3BY

Construction of part single, part two storey side and rear extension; removal of chimney stack; alterations to the fenestration; internal alterations

Full Application Three Rivers
5 Oct 2026 Pending Consideration 26/1542/FUL

70 Chiltern Drive Mill End Rickmansworth Hertfordshire WD3 8JZ

Construction of two storey side extension and single storey rear extension

Full Application Three Rivers
5 Oct 2026 Pending Consideration 26/1454/FUL

18 Batchworth Lane Northwood HA6 3AT

Part Retrospective: Construction of a part single, part two storey front side and rear extension; conversion of the garage into habitable accommodatio...

Full Application Three Rivers
5 Oct 2026 Pending Consideration 26/1193/PDA

Great Sarratt Hall Farm The Green Sarratt Hertfordshire

Prior Approval: Change of use of existing agricultural building to two residential dwellings with operational works and extension to building and asso...

PD - COU of Agricultural Three Rivers
5 Oct 2026 Pending Consideration 26/1580/NMA

12 Fulford Grove South Oxhey Watford Hertfordshire WD19 7QG

Non-Material Ammendments to planning permission 26/0703/FUL to allow the approved bunker to change location

Non Material Amendments Three Rivers
5 Oct 2026 Pending Consideration 26/1470/PDE

6 Sycamore Approach Croxley Green Rickmansworth Hertfordshire WD3 3TN

Prior Approval: Single storey rear extension (depth 4.5m, maximum height 3m, maximum eaves height 3m)

PD - Extensions Three Rivers
2 Oct 2026 Pending Consideration 26/1511/LBC

Woodoaks Farm Denham Way Maple Cross Rickmansworth Hertfordshire WD3 9XQ

Listed Building Consent: Alterations to the fenestration

Listed Building Consent Three Rivers
2 Oct 2026 Awaiting decision 26/1577/TCA

2 Wolsey Road Moor Park Northwood Hertfordshire HA6 2HS

Eucalyptus tree T1 reduce to last pruning points 3 metres reduction approx.

Works to trees in a conservation area Three Rivers
2 Oct 2026 Pending Consideration 26/1526/FUL

6 High Elms Cottages Woodside Road Abbots Langley Watford Hertfordshire WD25 0LA

Construction of a single storey rear extension

Full Application Three Rivers
2 Oct 2026 Pending Consideration 26/1501/FUL

St Josephs Catholic Primary School Ainsdale Road South Oxhey Watford Hertfordshire WD19 7DW

Alterations to boundary treatments

Full Application Three Rivers
2 Oct 2026 Pending Consideration 26/1571/FUL

Scotsbridge House Scots Hill Croxley Green Rickmansworth Hertfordshire WD3 3BB

Variation of Conditions 2 (Plans), 10 (EVCPs), 15 (Parking spaces), 26 (Stacked parking system) pursuant to planning permission 25/0488/RSP to allow r...

Full Application Three Rivers
1 Oct 2026 Pending Consideration 26/1584/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...

HS2 schedule 17 application Three Rivers
1 Oct 2026 Pending Consideration 26/1566/LBC

The Court Rickmansworth Road Chorleywood Rickmansworth Hertfordshire WD3 5SG

Listed Building Consent: Removal of existing fencing boundary treatments to western boundaries, construction of new wall and railing boundary treatmen...

Listed Building Consent Three Rivers
1 Oct 2026 Awaiting decision 26/1565/TCA

112 Hillcroft Crescent Oxhey Hall Watford Hertfordshire WD19 4NZ

Work to be carried out on the Camelia tree in the front garden -- Height to be reduced by 2 metres and shaped all around the edges accordingly

Works to trees in a conservation area Three Rivers
1 Oct 2026 Pending Consideration 26/1534/FUL

17 Bateson Drive Leavesden Watford Hertfordshire WD25 7ND

Change of use from Class C3 (dwellinghouse) to sui generis short-stay visitor accommodation; installation of bike storage

Full Application Three Rivers
1 Oct 2026 Pending Consideration 26/1300/FUL

19 Chestnut Avenue Rickmansworth Hertfordshire WD3 4HA

Construction of a two storey front and rear extension; conversion of loft into habitable accommodation; installation of front rooflights; alterations ...

Full Application Three Rivers
1 Oct 2026 Pending Consideration 26/1550/RSP

26 Grove Farm Park Northwood HA6 2BQ

Retrospective Application: Construction of an outbuilding.

Retrospective application Three Rivers
30 Sept 2026 Pending Consideration 26/1519/FUL

Former Sportsman Hotel Station Approach Chorleywood Hertfordshire

Installation of new externally illuminated fascia sign, projecting sign and advertising pannels; alterations to external materials

Full Application Three Rivers
30 Sept 2026 Pending Consideration 26/1561/DIS

The White Cottage The Green Sarratt Rickmansworth Hertfordshire WD3 6BL

Discharge of Condition 2 (Materials to be submitted) pursuant to planning permission 26/0664/LBC

Discharge of Conditions Three Rivers
30 Sept 2026 Pending Consideration 26/1555/CLPD

50 Harthall Lane Kings Langley Hertfordshire WD4 8JH

Certificate of Lawfulness Proposed Development: Stationing of a mobile home to be used as an annexe

Certificate of Lawfulness - Proposed Use Three Rivers
30 Sept 2026 Pending Consideration 26/1532/FUL

73 Wolsey Road Moor Park Northwood Hertfordshire HA6 2ER

Construction of two storey side and rear extensions including accommodation in the roof space; alterations to fenestration.

Full Application Three Rivers
30 Sept 2026 Pending Consideration 26/1525/FUL

22 Meadow Way Rickmansworth Hertfordshire WD3 7NQ

Construction of a single storey side and rear extension; installation of roof lights; internal alterations; alterations to fenestration; alterations t...

Full Application Three Rivers
30 Sept 2026 Pending Consideration 26/1547/DIS

The White Cottage The Green Sarratt Rickmansworth Hertfordshire WD3 6BL

Discharge of Condition 3 (Materials to be submitted) Pursuant to planning permission 26/0663/FUL

Discharge of Conditions Three Rivers
30 Sept 2026 Pending Consideration 26/1535/DIS

The Swillet Sports And Social Stag Lane Chorleywood Rickmansworth Hertfordshire WD3 5HP

Discharge of Conditions 3 (Site Levels), 4 (Landscaping), 9 (Boundary Treatment) pursuant to planning permission 25/0265/FUL

Discharge of Conditions Three Rivers
30 Sept 2026 Pending Consideration 26/1531/FUL

119 Oaklands Avenue Oxhey Hall Watford Hertfordshire WD19 4TN

Demolition of existing garage; construction of a single-storey side and rear extension.

Full Application Three Rivers
30 Sept 2026 Pending Consideration 26/1530/PDE

66 Westbury Road Northwood HA6 3BY

Prior Approval: Single storey rear extension (depth 6m, maximum height 3m, maximum eaves height 3m)

PD - Extensions Three Rivers
30 Sept 2026 Pending Consideration 26/1520/ADV

Former Sportsman Hotel Station Approach Chorleywood Hertfordshire

Advertisement Consent: Installation of new fascia sign, projecting sign and advertising pannels

Advert Application Three Rivers
29 Sept 2026 Pending Consideration 26/1552/DIS

Stoneyfield Park (Previously Known As Land North Of Toms Lane) Toms Lane Kings Langley WD4 8PB

Discharge of Condition 13 (BGP/Habitat Management/Monitoring Plan) pursuant to planning permission 25/0590/FUL

Discharge of Conditions Three Rivers
29 Sept 2026 Pending Consideration 26/1551/FUL

Eastcott East Lane Bedmond Abbots Langley Hertfordshire WD5 0QG

Construction of a detached garage

Full Application Three Rivers
29 Sept 2026 Pending Consideration 26/1548/TCA

4 Bedford Road Moor Park Northwood Hertfordshire HA6 2BB

Removal of a large fir tree at the end of our back garden which has been slowly dying and now lost approx 80% of it's branches & needles Removal of a ...

Works to trees in a conservation area Three Rivers
29 Sept 2026 Decided 6 Oct 26/1549/DIS

Wheelers Cottage The Green Sarratt Rickmansworth Hertfordshire WD3 6BJ

Discharge of Condition 4 (Precommencement - Trees) pursuant to planning permission 23/1517/FUL

Discharge of Conditions Three Rivers
29 Sept 2026 Pending Consideration 26/1491/FUL

Popes Croft Chandlers Lane Chandlers Cross Rickmansworth Hertfordshire WD3 4NE

First floor extension to create two storey dwelling including front two storey extension

Full Application Three Rivers
29 Sept 2026 Pending Consideration 26/1462/PDM

The Lodge Old Chorleywood Road Rickmansworth Hertfordshire WD3 4EH

Prior Approval: Change of use from a physiotherapy practice (Class E) to a single dwelling (Class C3)

Commercial, business, service to Resi Three Rivers
28 Sept 2026 Pending Consideration 26/1540/TPO

32 Main Avenue Moor Park Northwood Hertfordshire HA6 2LQ

Tree Number - T1 Tree Type - Norway maple Approx. Diameter at 1.5m - 0.8m Approx. Height - 14m Approx. Crown Spread Diameter - 12m Service - Section d...

Works to trees covered by a Tree Pres O Three Rivers
28 Sept 2026 Awaiting decision 26/1539/TCA

114 Ebury Road Rickmansworth Hertfordshire WD3 1BN

Tree Number - G1 Tree Type - Plum x2 Approx. Diameter at 1.5m - 0.3m Approx. Height - 5m Approx. Crown Spread Diameter - 3m Work Required - Section di...

Works to trees in a conservation area Three Rivers
28 Sept 2026 Pending Consideration 26/1529/FUL

41 Main Avenue Moor Park Northwood Hertfordshire HA6 2LH

Change of existing side extension as outdoor area covered by pergola, demolition of conservatory and porch and construction of single storey front, si...

Full Application Three Rivers
28 Sept 2026 Pending Consideration 26/1458/DIS

16A Copthorne Road Croxley Green Rickmansworth Hertfordshire WD3 4AE

Discharge of Conditions 3 (Precommencement - TPP) and 4 (Details - Materials) pursuant to planning permission 26/0678/FUL

Discharge of Conditions Three Rivers
25 Sept 2026 Pending Consideration 26/1493/FUL

Land Adjacent To Ashwood And Trackside Bucks Hill Kings Langley Hertfordshire

Construction of a two-storey detached dwelling and detached carport with associated access, parking and hard and soft landscaping works

Full Application Three Rivers
23 Sept 2026 Pending Consideration 26/1513/FUL

Cafeteria Rickmansworth L T E Station Station Approach Rickmansworth Hertfordshire WD3 1QY

Change of use from cafe (Class E) to convenience store (Class E) including internal and external alterations

Full Application Three Rivers
23 Sept 2026 Pending Consideration 26/1490/FUL

Land At Micklefield Hall Farm Sarratt Road Rickmansworth Hertfordshire WD3 6AQ

Construction of an agricultural building to be used as a deer processing unit (Use Class B2)

Full Application Three Rivers
23 Sept 2026 Pending Consideration 26/1457/FUL

5 Portland Heights Batchworth Lane Northwood HA6 3HE

Demolition of existing conservatory; construction of single storey side and rear extensions; alterations to the fenestration

Full Application Three Rivers
23 Sept 2026 Pending Consideration 26/1435/FUL

Halfacre Parrotts Close Croxley Green Rickmansworth Hertfordshire WD3 3JZ

Construction of ground floor rear infill extension; increase in ridge height to roof; insertion of front, side, and rear dormer windows; insertion of ...

Full Application Three Rivers
Recency
Last 2 weeks
2-4 weeks
1–2 months
Older

Get free email alerts for new planning applications in Three Rivers

All towns and areas in Three Rivers (13)
Abbots LangleyAbbots Langley and Kings LangleyBatchworthBedmondChandler's CrossChipperfieldChorleywoodCroxley GreenHemel HempsteadMaple CrossMoor ParkRickmansworthSarratt
Postcode districts in Three Rivers (12)
HA6HP3HP8SL9UB9WD1WD18WD19WD25WD3WD4WD5

Decisions in Three Rivers Full decision record →

50daysmedian to decide2 days faster than UK
85%decided within 8 weeks15 pts above UK
90%approvedUK average
117of 366UK rank for speeddown 49 places on last year

1,128 decisions in the 12 months to September 2026 · 2% went to committee. Days run from validation to decision, the clock councils report against; Plota live figures.

Frequently asked questions

How long does Three Rivers District Council take to decide a planning application?
Across the 1,128 applications Three Rivers District Council decided in the last 12 months, the median time from validation to decision was 50 days, and 85% were decided within 8 weeks. The UK median over the same period is 52 days.
What proportion of planning applications does Three Rivers District Council approve?
90% of the applications Three Rivers District Council decided in the last 12 months were approved. Withdrawn applications are not counted as decisions.
Where does this planning application data come from?
Every application on this page comes from Three Rivers District Council's public planning register (www3.threerivers.gov.uk). Plota collects it, adds a map location and a category, and links each record back to the council's own entry, which is the authoritative version.
How often is this page updated?
Plota checks Three Rivers District Council's register every day and adds new applications, status changes and decisions as the council publishes them. The register was last checked on 7 Oct 2026.
Where can I see the plans and documents for an application?
Plans, drawings and officer reports are held on Three Rivers District Council's own website. Where the council publishes a document list, it appears on the application's page here with each item linking to the council's copy; otherwise the "View original council record" link on every application opens the council's entry.

About this data

Plota holds 1,436 current planning applications from Three Rivers District Council, received since 2 Jun 2025, 365 of them in the last 90 days. Behind them, the Plota archive holds 21,801 earlier applications from Three Rivers District Council, 2016 to 2025, searchable by location and keyword. Current records are collected from the council's public register at www3.threerivers.gov.uk and checked every day; the last check was on 7 Oct 2026. Each record carries the council's reference, address, proposal, dates, status and decision, with a map location and Plota's classification by type and procedure added. The council's own record is the authoritative version; every entry here links to it.

Latest application from Three Rivers: 6 Oct 2026. We check the council's portal daily.