6/2026/0351/HOUSEPlanning Application 6/2026/0351/HOUSE
Full application at 16 Marlborough Close Welwyn AL6 0UG, Welwyn Hatfield. View planning documents, track the decision and get email alerts on updates.
Erection of single storey porch extension, garage conversion, first floor front extension with replacement dormer roof, enlarged first floor rear dormers, reroofing whole roof with a slate coloured plain tile and rendering of front elevation
6/2026/0351/HOUSE
16 Marlborough Close Welwyn AL6 0UG
This is a full planning application for a dormer extension at 16 Marlborough Close Welwyn AL6 0UG. Welwyn Hatfield has handled 2,195 applications of this type and approves 80% of them, typically deciding them in 63 days. This one was decided in 74 days, 11 days longer than Welwyn Hatfield's median. There have been 2 other applications at this address. In the past year there have been 106 applications across Welwyn East. We hold 916 applications in total for the AL6 postcode area.
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Application Details
Applicant & Agent
Planning Application Dates
Planning Decision
Publicity
Appeal
Additional Information
Source: Welwyn Hatfield