Skip to content

Hornbeam House Ayot St Peter Road Ayot St Peter Welwyn AL6 9BG

6/2026/0438/LBLISTED BUILDINGApproved
Listed building consent

Approved on 6 May 2026

Council decision: GrantedDelegated (officer decision)2 conditions

Approximate site (title boundary)
Boundary © HM Land Registry, © Ordnance Survey · details

This information is subject to Crown copyright and database rights 2026 and is reproduced with the permission of HM Land Registry. The polygons (including the associated geometry, namely x, y co-ordinates) are subject to Crown copyright and database rights 2026 Ordnance Survey AC0000851063. Conditions of use.

Proposal

Installation of ground floor timber casement window in connection with conversion of existing ground floor boiler room into a WC and utility room

Received
10 March 2026
Decision level
Delegated (officer decision)
Ward
Welwyn West
  1. Received10 Mar
  2. Validated11 Mar
  3. Consult.17 Apr
  4. Target
  5. Decided6 May

Decided in 56 days (council typically 56)

About this application

This is a heritage application for window replacement at Hornbeam House Ayot St Peter Road Ayot St Peter Welwyn AL6 9BG. Welwyn Hatfield has handled 92 applications of this type. This one was decided in 57 days. The site is in 3 listed buildings nearby. There has been 1 other application at this address. In the past year there have been 102 applications across Welwyn West. We hold 969 applications in total for the AL6 postcode area.

72% of heritage applications at Welwyn Hatfield Borough Council were approved. Across all application types, the council typically decides in about 8 weeks (median).

Based on decided applications received in the last 3 years.Planning something similar? See what gets approved on your street

Application details

Postcode
AL6 9BG
Application type
LISTED BUILDING
Parish
Ayot St. Peter

Planning application dates

Date validated
11 March 2026
Consultation expiry
17 April 2026
Consultation end
17 April 2026

Applicant and agent

Agent address
12A Sylvan Avenue Wood Green London N22 5HX

Publicity

Advertisement expiry
10 April 2026
Site notice end
17 April 2026

Additional information

UPRN
10014210501

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

Not published by this council, so not checked: Article 4 directions and tree preservation orders. Ask the council if these matter.

Also checked, none recorded (20)

flood storage areas, conservation areas, scheduled monuments, World Heritage Sites, World Heritage Site buffer zones, registered parks and gardens, registered battlefields, Heritage at Risk entries, nutrient neutrality catchments, national parks, National Landscapes, SSSIs, Special Areas of Conservation, Special Protection Areas, Ramsar sites, ancient woodland, national nature reserves, local nature reserves, heritage coasts and brownfield registers.

A guide only, from official open data; it is not a planning search. Flood zones cover rivers and sea, not surface water.

Data © Crown copyright and others · sources and licences

Contains public sector information from planning.data.gov.uk (MHCLG and local planning authorities), licensed under the Open Government Licence v3.0. © Crown copyright and database right 2026.

© Historic England 2026. Contains Ordnance Survey data © Crown copyright and database right 2026. The Historic England GIS Data contained in this material was obtained on 2026-11-03. The most publicly available up to date Historic England GIS Data can be obtained from HistoricEngland.org.uk.

© Natural England copyright. Contains Ordnance Survey data © Crown copyright and database right 2026.

© Environment Agency copyright and/or database right 2026. All rights reserved. Flood Map for Planning, Open Government Licence v3.0.

Contains Ordnance Survey data © Crown copyright and database right 2026.

Source: Office for National Statistics licensed under the Open Government Licence v.3.0. Contains OS data © Crown copyright and database right 2026.

Associated applications

  1. 2026
    10 Mar

    Installation of ground floor timber casement window in connection with conversion of existing ground floor…

    This applicationApprovedListed building consent6/2026/0438/LB
  2. 2026
    10 Mar

    Installation of ground floor timber casement window in connection with conversion of existing ground floor…

    ApprovedHouseholderFiled alongside6/2026/0439/HOUSE

Source: Welwyn Hatfield

Track this application

Get email alerts when there is a planning decision or status change.

Get email alerts near AL6

New planning applications delivered to your inbox daily.

Around this site

Discuss this application on r/PlanningPermissionUK

For applicants and trades

Planning something similar?

See what the council approved and refused for window and door replacements on your street. Pick your home and get the evidence before you pay for drawings.

See what gets approved on your streetBuying this property? Report on this address