Coming Soon East · England

Planning Applications in
Three Rivers

Three Rivers is part of the East region. Search any postcode in Three Rivers to see recent planning applications near you — including extensions, new builds, demolitions, and change of use applications.

update Last updated: 2 September 2026

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Search Three Rivers Planning Applications

Search any Three Rivers postcode above, then save it to a free PlanWatch account so it is ready next time. Paid plans add instant email alerts for new applications near a saved postcode.

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Planning Application Types in Three Rivers

Based on 884 applications tracked between 2025-09-23 and 2026-09-02.

home

Full

171 applications

19% of all applications

nature

Tree Works

166 applications

19% of all applications

home_work

Householder

157 applications

18% of all applications

delete

Demolition

113 applications

13% of all applications

checklist

Conditions

97 applications

11% of all applications

verified

Certificate of Lawfulness

80 applications

9% of all applications

bar_chart Three Rivers Planning Statistics

884

Applications tracked

520

Unique locations

Full

Most common type

10

Application categories

Data period: 2025-09-23 to 2026-09-02 · Updated 2 September 2026

verified PlanWatch local data

What PlanWatch Is Tracking in Three Rivers

PlanWatch currently holds 884 Three Rivers planning records across 520 unique postcode locations, with tracked application dates from 2025-09-23 to 2026-09-02. The most common categories in this dataset are Full (171), Tree Works (166), Householder (157).

Use this page to start with a postcode search, then open the official council record for the decision notice, drawings, consultation deadline and any later conditions. That matters because a short application description rarely shows the details neighbours and buyers care about: side windows, roof forms, access, drainage, tree works, opening hours or amended plans.

Check approved drawings

Match drawing numbers and revision letters before relying on a plan.

Read conditions

Find conditions that control privacy, noise, drainage, materials or timing.

Write a useful objection

Keep comments factual, specific and tied to material planning issues.

Recent Planning Applications in Three Rivers

Latest applications submitted to Three Rivers council.

26/1384/FUL 2026-09-02

Demolition of existing conservatory and construction of part single, part two storey rear extension, single storey side extension, extension to double garage to create first floor above with front/rear dormer windows; loft conversion including front/rear dormer windows and side/rear rooflights; construction of basement, rear balcony, new window to side elevation, patio extension and landscaping alterations including ramp.

Swandrift Trout Rise Loudwater Rickmansworth Hertfordshire WD3 4JZ

Unknown

26/1383/DIS 2026-09-01

Discharge of Conditions 4 (Tree Protection) and 6 (New Tree) pursuant to planning permission 23/1718/FUL

Swandrift Trout Rise Loudwater Rickmansworth Hertfordshire WD3 4JZ

Unknown

26/1325/FUL 2026-09-01

Alterations to fenestration

The Annexe 70 The Mead Carpenders Park Watford Hertfordshire WD19 5BU

Unknown

26/1372/FUL 2026-09-01

Demolition of existing conservatory and side extension; construction of a single storey front, side and rear extension with rooflights

108 Winton Drive Croxley Green Rickmansworth Hertfordshire WD3 3QT

Unknown

26/1351/FUL 2026-08-28

Construction of a single storey side and rear extension; conversion of garage into habitable accommodation; alterations to the fenestration

32 Leigh Rodd Carpenders Park Watford Hertfordshire WD19 5BJ

Unknown

Objecting to a Planning Application in Three Rivers

Three Rivers Council can only weigh objections that raise a material planning consideration. Personal disputes, loss of a view and property value are not material and are set aside. These are the grounds that do count, with what Three Rivers's planning officers will expect you to evidence for each.

gavel Overlooking and loss of privacy gavel Loss of light or overshadowing gavel Noise and disturbance gavel Traffic and parking gavel Overbearing impact and scale gavel Character of the area gavel Drainage and flooding gavel Loss of trees

Then write the objection letter, or check what counts as a material consideration before you start. Objections normally have to reach Three Rivers Council inside the 21-day consultation window.

Frequently Asked Questions — Three Rivers Planning

How do I check planning applications in Three Rivers? expand_more

Enter your postcode on PlanWatch to instantly see all recent planning applications in Three Rivers. We show applications within a 1-mile radius, including extensions, new builds, and change of use applications.

How do I object to a planning application in Three Rivers? expand_more

To object to a planning application in Three Rivers, you need to submit your comments during the public consultation period (usually 21 days). Visit the Three Rivers council planning portal or write to their planning department. Your objection must be based on material planning considerations such as impact on privacy, traffic, or character of the area.

How long does planning permission take in Three Rivers? expand_more

Most planning applications in Three Rivers are decided within 8 weeks for minor applications and 13 weeks for major developments. However, complex applications or those requiring committee decisions can take longer. You can track the status of any application on PlanWatch.

Can I get alerts for new planning applications in Three Rivers? expand_more

You can search and save a postcode for Three Rivers in PlanWatch. Paid PlanWatch plans add instant email alerts for new applications near a monitored postcode.

What planning applications don't need permission in Three Rivers? expand_more

Some developments in Three Rivers fall under "permitted development rights" and don't need planning permission. This includes certain small extensions, loft conversions, outbuildings, and changes of use. However, if you're in a conservation area, listed building, or AONB, additional restrictions may apply. Always check with Three Rivers council before starting work.

Can planning applications affect my property value in Three Rivers? expand_more

Planning applications near your home in Three Rivers may affect how you use or assess a property. PlanWatch helps you find the application and link to the official council record; check the drawings, consultation dates and planning decision before making any property decision.

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Read the planning guides →

Nearby Councils in East

Explore planning applications in other East councils.

View all 418 councils →

Planning Guides for Three Rivers Residents

gavel

How to Object to a Planning Application

Your rights as a neighbour

home_work

Permitted Development Rights Explained

What you can build without permission

assignment

Planning Permission Process

Complete guide from application to decision

park

Conservation Areas & Planning

Extra restrictions and protections

fence

Party Wall Act Explained

Building near a shared boundary

report

Planning Enforcement

When rules are broken

balance

How to Appeal a Planning Decision

Your options after a refusal

payments

Planning Permission Costs

2025 fee schedule and what to expect

schedule

How Long Does Permission Take?

Timescales from application to decision

fact_check

Material Planning Considerations

What councils must and can't consider

block

Can Permission Be Refused?

Common reasons and what to do next

history

Retrospective Planning Permission

Applying after building without consent

search

How to View Planning Applications Near You

Search by postcode & read the decision

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Planning Alerts

Paid instant monitoring for saved postcodes

Do I Need Planning Permission For...?

🏠 Conservatory 🏘️ Extension 🏡 Loft Conversion 💼 Garden Office 🚗 Garage 🏚️ Shed 🪵 Fence 🚪 Porch 🅿️ Driveway 🛣️ Dropped Kerb 🪵 Decking ☀️ Solar Panels ♨️ Heat Pump 🔌 EV Charger 🏗️ Carport 🧱 Cladding

Specialist Topics

🔄 Change of Use 🏛️ Listed Buildings 🏢 Flats & HMOs 🌳 Trees & TPOs 🏕️ Mobile Homes & Caravans 📋 Section 106 Agreements

Common Planning Situations

🏗️ Building Too Close to Boundary ☀️ Extension Blocking My Light 🛑 Can I Stop a Planning Application? 🏘️ New Housing Development Near Me 🏢 Commercial in Residential Area ⚠️ Built Without Permission 📡 Phone Mast Near Me 🏡 Garden Room & Outbuilding 🔄 Pub/Shop Converting to Flats ✋ How to Stop a Planning Application 🔨 Neighbour Building Extension

Data Sources

Planning application data: planning.data.gov.uk
Three Rivers council planning portal — www3.threerivers.gov.uk
Planning Inspectorate (PINS) appeal decisions
Data last refreshed: 2 September 2026

For local trades

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