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Welwyn, Hertfordshire Planning Applications

Recent planning applications near Welwyn, Hertfordshire.

Hertfordshire · England · settlement

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About Welwyn

Welwyn is a charming village and civil parish located in Hertfordshire, England, encompassing nearby settlements such as Digswell, Mardley Heath, and Oaklands. Often referred to as Old Welwyn or Welwyn Village, it serves as a historical counterpart to the larger and more modern Welwyn Garden City situated just a mile to the south. This distinction is important for planning applications, as the two areas have different characteristics and community needs.

Population: 9,307 (2021)

District: Welwyn Hatfield

Enter a postcode to search for planning applications near Welwyn.

Town Insights

Property Prices

Average property sale price: £711,913 (based on 50 recent transactions from HM Land Registry).

Area Information

  • Admin district: Welwyn Hatfield
  • Parliamentary constituency: Welwyn Hatfield
  • LSOA: Welwyn Hatfield 001A

Crime Statistics

28 crimes reported in 2026-02.

Crime Breakdown

  • violent-crime: 11
  • anti-social-behaviour: 9
  • burglary: 4
  • criminal-damage-arson: 1
  • shoplifting: 1
  • theft-from-the-person: 1
  • vehicle-crime: 1

Keyword Scorecard

Planning constraint analysis based on the last 24 months of applications near Welwyn.

  • Ecology & Wildlife Constraints (keywords: bats, bat survey, bat roost, great crested newt, GCN...)
  • Trees & Landscape (keywords: tree preservation order, TPO, arboricultural, tree survey, root protection area...)
  • Flood & Drainage (keywords: flood zone 2, flood zone 3, flood risk assessment, FRA, surface water...)
  • Heritage & Conservation (keywords: listed building, grade II, grade II*, grade I, conservation area...)
  • Green Belt (keywords: green belt, inappropriate development, very special circumstances, openness)
  • Highways & Access (keywords: visibility splays, highway authority objection, access arrangement, parking provision, transport statement...)
  • Refusal & Risk Indicators (keywords: refusal, delegated refusal, appeal dismissed, overdevelopment, character and appearance...)
  • Planning Process & Appeals (keywords: appeal lodged, appeal allowed, appeal dismissed, public inquiry, inspector)

Planning Activity Summary

Approval rates, average decision times, and application type distribution for Welwyn based on the last 24 months of planning data.

Nearby Applications

14 planning applications found near Welwyn.

  1. - 24 Fulling Mill Lane Welwyn AL6 9NS
    Submission of details pursuant to Condition 1 (Construction Management Plan), condition 2 (Samples of the materials), condition 3 (Hard and soft landscape), condition 4 (EV charging), condition 5 (veh
    Status: Undecided | Type: Conditions | Council: Welwyn Hatfield | Date: 2026-04-24
    View full details
  2. - 59 Wilga Road Welwyn AL6 9PT
    Single storey rear extension and side extension, following demolition of existing porch
    Status: Undecided | Type: Full | Council: Welwyn Hatfield | Date: 2026-03-24
    View full details
  3. - 44 Carleton Rise Welwyn AL6 9RG
    TPO1(1973) T2 - 25ft Oak tree to reduce to 12ft - the tree has previously been damaged (struck by lightning we assume) - its been reduced in the past but is now showing big holes in the base and into
    Status: Undecided | Type: Trees | Council: Welwyn Hatfield | Date: 2026-03-18
    View full details
  4. - 63 Wilga Road Welwyn AL6 9PT
    Prior approval for the erection of a flat roof single storey rear extension measuring 4.8m in depth, 3m in height and 2.50m to the eaves
    Status: Undecided | Type: Outline | Council: Welwyn Hatfield | Date: 2026-03-05
    View full details
  5. - 11 The Green Welwyn AL6 9EA
    T1 (A) - Yew, T2 (B) - Cherry and T3 (C) - Sycamore by approx 25% in height and width, reduce leylandii hedge labelled D by approx 3m in height
    Status: Undecided | Type: Trees | Council: Welwyn Hatfield | Date: 2026-03-04
    View full details
  6. - 32 Wilga Road Welwyn AL6 9PS
    Erection of two storey rear extension and single storey front extension
    Status: Undecided | Type: Full | Council: Welwyn Hatfield | Date: 2026-03-02
    View full details
  7. - 48 Wilshere Road Welwyn AL6 9PX
    Part single storey, part first floor and part two storey side and rear extensions and installation of rooflights
    Status: Undecided | Type: Full | Council: Welwyn Hatfield | Date: 2026-02-19
    View full details
  8. - 32 Wilga Road Welwyn AL6 9PS
    Submission of details pursuant to Condition 2 (Construction Management Plan) on planning permission 6/2025/0843/HOUSE
    Status: Permitted | Type: Conditions | Council: Welwyn Hatfield | Date: 2026-01-06
    View full details
  9. - 19 Elmoor Avenue Welwyn AL6 9PG
    T1 Sycamore to reduce height by 3 meters and lateral branches by 2 meters or 20% reduction. (TPO 675 (2017) G1)
    Status: Undecided | Type: Trees | Council: Welwyn Hatfield | Date: 2025-12-15
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  10. - 32 Wilga Road Welwyn AL6 9PS
    Submission of details pursuant to Condition 2 (Construction Management Plan) of planning permission 6/2025/0843/HOUSE.
    Status: Rejected | Type: Conditions | Council: Welwyn Hatfield | Date: 2025-09-30
    View full details
  11. - Mayfield Kimpton Road Oakhills Welwyn Hertfordshire AL6 9NN
    Erection of detached garage/office/store following demolition of existing detached double garage and store (renewal of previously approved planning permission 21/00624/FPH granted 20.04.2021)
    Status: Conditions | Type: Full | Council: North Hertfordshire | Date: 2024-10-31
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  12. - The Manor House Ellesfield Welwyn AL6 9HB
    Fell Maple with Armillaria. Dead bark peeling away revealing the rhizomorphs and dead limbs above the dead bark. In serious danger of falling over, and will cause a lot of costly damage to plant life
    Status: Permitted | Type: Trees | Council: Welwyn Hatfield | Date: 2024-10-07
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  13. - Wayside Kimpton Road Oakhills Welwyn Hertfordshire AL6 9NN
    Two storey side extension to include formation of single attached garage and single storey rear extension following demolition of existing front attached garage and existing rear conservatory (renewal
    Status: Conditions | Type: Full | Council: North Hertfordshire | Date: 2023-10-04
    View full details
  14. - 13 Elmoor Avenue Welwyn AL6 9PG
    Erection of single storey front, side/rear extension with roof lights
    Status: Permitted | Type: Full | Council: Welwyn Hatfield | Date: 2023-09-20
    View full details

Use the filter and sort options to search descriptions, addresses, and references. Sort by newest or oldest applications.

A brief summary of Welwyn in Hertfordshire

Welwyn is a charming village and civil parish located in Hertfordshire, England, encompassing nearby settlements such as Digswell, Mardley Heath, and Oaklands. Often referred to as Old Welwyn or Welwyn Village, it serves as a historical counterpart to the larger and more modern Welwyn Garden City situated just a mile to the south. This distinction is important for planning applications, as the two areas have different characteristics and community needs. The settlement has a population of approximately 9,307 (2021 estimate). It sits within the Welwyn Hatfield district.

Property prices in Welwyn show an average sale price of £711,913, based on 50 recent transactions recorded by HM Land Registry.

The Welwyn area recorded 28 crimes in the most recent reporting period. As with any urban or suburban area, prospective residents may wish to review the detailed crime breakdown for further context.

Welwyn has 2 conservation areas within its boundaries: Welwyn, Codicote. Planning applications within or near these conservation areas are subject to additional scrutiny to preserve the architectural and historic character of the area. Homeowners and developers should be aware that permitted development rights may be restricted.

Ecology & Nature Designations

The area around Welwyn includes 4 Ancient Woodland sites. These designations may affect planning decisions, as proposals near protected sites require environmental impact assessment and may face additional restrictions.

For anyone interested in property development or monitoring local planning decisions, Welwyn planning applications can be searched by entering a local postcode above. Results include full application details, decision status, and the ability to track applications over time and set planning alerts to help you monitor and review pending planning applications.

Planning Activity in Welwyn

In the last 24 months, 64 planning applications were submitted near Welwyn. Of these, 79% were approved, with an average decision time of 52 days.

This is below the national average of approximately 87%, which may reflect stricter local policies, sensitivity of the area, or higher levels of speculative applications. Pre-application advice is particularly worthwhile near Welwyn.

The average decision time of 52 days is within the government's 8-week statutory target for minor applications, indicating an efficient planning department.

The most common application types near Welwyn were full planning applications (21), tree works (20), discharge of conditions (13). Full planning applications account for 33% of all submissions, covering new builds, change of use, and works that go beyond permitted development rights.

In terms of development scale, 1 medium-scale application, 24 smaller schemes were submitted. The absence of major applications suggests the area is primarily characterised by smaller-scale improvements and extensions rather than large new developments.

Application Outcomes

  • Approved: 27 applications
  • Refused: 7 applications
  • Awaiting decision: 30 applications

Nearby Towns

Explore planning applications in nearby areas:

  • Danesbury planning applications
  • Ayot St Peter planning applications
  • The Frythe planning applications
  • Codicote planning applications
  • Digswell Park planning applications
  • Pottersheath planning applications
  • Ayot Green planning applications
  • Nup End planning applications

Related Planning Guides

  • What Is Planning Permission in the UK? — Planning permission is the formal approval you need from your local council before making certain changes to a building or piece of land.
  • What Is Permitted Development? — Permitted development rights allow certain building works and changes of use without the need to apply for planning permission.
  • How Long Does Planning Permission Take? — Typical timelines for planning permission decisions in the UK, from submission to approval, and what can cause delays.

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