65 Maple Grove Welwyn Garden City AL7 1NN Data via plota.co.uk
Proposal
Prior approval for the erection of a single storey rear extension measuring 6m in depth, 3m in height and 2.75m to the eaves Data via plota.co.uk
Application progress
Under consideration
No decision has been issued yet. Plota predicts a decision around 20 Nov 2026, from Welwyn Hatfield's recent extensions.
Documents 10
Plans & drawings 8
Site constraints 2
Checked on 6 October 2026. Historic England, the Environment Agency, Natural England, the British Geological Survey and UK Health Security Agency (radon, contains BGS materials © UKRI) and council datasets, Open Government Licence. A boundary can run through a site and the council holds the definitive record: confirm with the council before relying on this.
Building
From the energy performance certificate lodged in October 2025, the latest held for this property. The building may have changed since. View the certificate
Every application in Welwyn Hatfield - and every UK council - as a live feed, an API, or a bulk CSV export.
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Important details
- Council
- Welwyn Hatfield
- Application type
- Class A – enlargement, improvement or other alteration of a dwellinghouse - PRIOR APPROVAL
- Postcode
- AL7 1NN
- Received
- 23 Sept 2026
- Validated
- 25 Sept 2026
- Case officer
- Show
- Decision level
- Delegated
- Applicant
- Show
- Agent
- Show
Decision outlook
Day 14 of the 56-day target. Welwyn Hatfield usually decides extensions by day 56.
Plota live figures for extensions decided by Welwyn Hatfield in the last twelve months, from validation. Welwyn Hatfield decision record →
Consultation & key dates
- Comments by
- 19 Oct 2026
Historical activity at this location
17 nearby applications on record - archival context, not part of the live application.
Nearby activity
Welwyn Hatfield is slower than most councils at deciding householder applications, ranking #224 out of 296. 50% of applications have the time limit extended, above the 41% national average. Householder applications are slightly less likely to be approved here (86%) than the national average (90%).
Freehold boundary: © Crown copyright and database rights 2026, HM Land Registry. Polygons © Crown copyright and database rights 2026 Ordnance Survey 100026316. Conditions of use
Energy performance: Energy performance certificates from the Energy Performance of Buildings Register, Ministry of Housing, Communities and Local Government. Contains public sector information licensed under the Open Government Licence v3.0. © Crown copyright 2026.
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65 Maple Grove Welwyn Garden City AL7 1NN
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Comments are open until 19 Oct 2026