Live Data East · England

Planning Applications in
Welwyn Hatfield

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

update Last updated: 28 October 2026
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Search Welwyn Hatfield Planning Applications

Search any Welwyn Hatfield postcode above, then save it to a free PlanWatch account so it is ready next time. Paid plans add email alerts for new applications near a saved postcode, sent within hours of them reaching the council register.

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Planning Application Types in Welwyn Hatfield

Based on 1005 applications tracked between 2025-09-03 and 2026-10-26.

description

HOUSEHOLDER APPLICATION

187 applications

19% of all applications

description

ESTATE MANAGEMENT

162 applications

16% of all applications

description

APPROVAL OF DETAILS RESERVED BY CONDITION

125 applications

12% of all applications

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TREES IN CONSERVATION AREA

117 applications

12% of all applications

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ESTATE MANAGEMENT TREES

111 applications

11% of all applications

description

FULL PERMISSION

93 applications

9% of all applications

bar_chart Welwyn Hatfield Planning Statistics

1005
Applications tracked
574
Unique locations
HOUSEHOLDER APPLICATION
Most common type
10
Application categories

Data period: 2025-09-03 to 2026-10-26 · Updated 28 October 2026

verified PlanWatch local data

What PlanWatch Is Tracking in Welwyn Hatfield

PlanWatch currently holds 1,005 Welwyn Hatfield planning records across 574 unique postcode locations, with tracked application dates from 2025-09-03 to 2026-10-26. The most common categories in this dataset are HOUSEHOLDER APPLICATION (187), ESTATE MANAGEMENT (162), APPROVAL OF DETAILS RESERVED BY CONDITION (125).

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 Welwyn Hatfield

Latest applications submitted to Welwyn Hatfield council.

6/2026/1941/TPO 2026-10-26

Felling of a European Larch [775 (2018) T5 - individual tree] with Ganoderma

1A Harmer Dell Welwyn AL6 0BE

Under Consideration
6/2026/1909/TC 2026-10-21

Apple to remove - suppressing other shrubs and plants, causing a nuisance to neighbours with overhang and fruit fall. Plum to remove - suppressing other shrubs and plants, blocking light into garden and lawn area. Decline in some of the stems.

17 Roundwood Drive Welwyn Garden City AL8 7JZ

Under Consideration
6/2026/1911/EMT 2026-10-21

Apple to remove - suppressing other shrubs and plants causing a nuisance to neighbours with overhang and fruit fall Plum to remove - suppressing other shrubs and plants blocking light into garden and lawn area. Decline in some of the stems

17 Roundwood Drive Welwyn Garden City AL8 7JZ

Under Consultation
6/2026/1892/TPO 2026-10-20

To fell a dangerous tree diagnosed with Sycamore Anthracnose leaning towards garage (TPO3 W4)

Bedwell End School Lane Essendon Herts AL9 6HL

Decided - Granted
6/2026/1887/TC 2026-10-19

Reduce the Bramley and the Mulberry by approx 25%

47 Elmwood Welwyn Garden City AL8 6LD

Under Consideration
open_in_new

Official Planning Portal

View and search planning applications directly on the Welwyn Hatfield council website.

Visit Welwyn Hatfield planning portal →

Objecting to a Planning Application in Welwyn Hatfield

Welwyn Hatfield 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 Welwyn Hatfield'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 Welwyn Hatfield Council inside the 21-day consultation window.

Frequently Asked Questions — Welwyn Hatfield Planning

How do I check planning applications in Welwyn Hatfield? expand_more
Enter your postcode on PlanWatch to instantly see all recent planning applications in Welwyn Hatfield. 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 Welwyn Hatfield? expand_more
To object to a planning application in Welwyn Hatfield, you need to submit your comments during the public consultation period (usually 21 days). Visit the Welwyn Hatfield 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 Welwyn Hatfield? expand_more
Most planning applications in Welwyn Hatfield 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 Welwyn Hatfield? expand_more
You can search and save a postcode for Welwyn Hatfield in PlanWatch. Paid PlanWatch plans add email alerts for new applications near a monitored postcode, sent within hours of them reaching the council register.
What planning applications don't need permission in Welwyn Hatfield? expand_more
Some developments in Welwyn Hatfield 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 Welwyn Hatfield council before starting work.
Can planning applications affect my property value in Welwyn Hatfield? expand_more
Planning applications near your home in Welwyn Hatfield 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.

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Broadland
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View all 418 councils →

Planning Guides for Welwyn Hatfield 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
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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
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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
 notifications
Planning Alerts
Paid monitoring for saved postcodes, alerts within hours

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

For local trades

The biggest jobs in Welwyn Hatfield are announced weeks before anyone is hired

A conservatory, an extension, a re-roof — it starts life on this page as a planning application, weeks before the homeowner picks a firm. PlanWatch reads every application and turns them into a monthly, addressed lead list for exactly one firm per trade per area.

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