Planning application
20 Park Avenue St Albans Hertfordshire Al1 4Pb
Works: Extension Loft or dormer Domestic
Read from the description, not a valuation. How we read the register
Decided. The decision notice on the council portal carries the outcome in full, including any conditions.
Proposal
Proposed side and rear extension to garage annexe, with new openings and render and brick material finish to match the house. New slate effect roof finish with new rooflights
As published by the council, reference 5/2026/1142
Application record
- Reference
- 5/2026/1142
- Type
- Householder
- Status
- Under Consideration
- Decision
- PENDING
- Received
- 11 Jun 2026
- Validated
- 12 Jun 2026
- Ward
- Clarence
- Postcode
- AL1 4PB
Timeline
Dates from the published record
-
11 Jun 2026
Received by St Albans
-
12 Jun 2026
Validated
Checked as complete and ready for consideration.
-
24 Jul 2026
Added to PlanIndex
-
9 Aug 2026
Status changed to Under Consideration
Previously Under Consultation.
Documents
Plans, drawings, consultee responses and the officer's report
11 documents on file for this application
A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.
Trade members open them from here.
Open the documentsAfter the decision
St Albans has decided this application; the outcome above is the register's own wording and the decision notice on the council portal carries the detail. More in our guide to what happens after a planning decision.
About householder applications
Householder applications cover work to an existing house and its garden, such as extensions, lofts and outbuildings, and cannot create a separate dwelling or change what the building is used for. More in our guide to planning application types.
Nearby applications
Within 500 metres
-
14 Park Avenue St Albans Hertfordshire Al1 4Pb
x2 Silver birch trees at the rear of the property situated behind between outbuildings and the rear of the house, the trees can be observed easily from Jennings road. The trees are approx 18 meters in height and 6 meters width, the neighbour at number 15
Decided Trees 2 docs -
34 Brampton Road St Albans Hertfordshire Al1 4Ps
Part single and part two storey rear extension
Decided Householder Extension 7 docsDomestic -
2B Brampton Road St Albans Hertfordshire Al1 4Pw
Rear garden Cherry Tree (T1) - fell due to location of proposed garden room, via separate application for Lawful Development Certificate, as permitted development outbuilding.
Granted Trees 4 docs -
110 Clarence Road St Albans Hertfordshire Al1 4Nq
1 x Beech, in neighbours garden - crown lifting and reshaping to even out the growth and re-balance the tree. 1x Small Ilex Holly Tree: Suggested Works: Removal. Small cluster of young trees, Lilac, Hazel, Elder: Removal, due to very large overhanging co
Granted Trees 3 docs -
110 Clarence Road St Albans Hertfordshire Al1 4Nq
Discharge of Condition 4 (details of window glazing) of planning permission 5/2024/0171 allowed under appeal dated 16/10/2025 for De-conversion of property back to a single dwelling and erection of single storey rear extension
Decided Conditions Extension Windows or glazing 4 docsSmall domestic -
104 Clarence Road St Albans Al1 4Nq
Rear garden trees only. - Fell Eucalyptus. - Reduce crown of Oak by 30%. - Reduce height of Holly by 10ft & shape.
Granted Trees 2 docs
Other householder applications
In St Albans
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5/2026/1089 Granted
25 High Firs Crescent Harpenden Hertfordshire Al5 1Nb
Removal of the existing flat roof and construction of a pitched roof to the front elevation
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5/2026/0989 Granted
Mabel 30 Faircross Way St Albans Hertfordshire Al1 4Sd
Construction of single storey garden golf studio
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5/2026/0631 Granted
28 Wroxham Way Harpenden Hertfordshire Al5 4Pp
Proposed two storey side and rear extension and single storey rear extension, alterations to patio, boundary treatments and landscaping.
-
5/2026/1265 Granted
43 Granby Avenue Harpenden Hertfordshire Al5 5Qp
Following demolition of store rooms etc, proposed two-storey side and rear extensions, single-storey side and rear extensions along with internal and external alterations, new openings and chimney removal
-
5/2026/1152 Granted
43A Moreton End Lane Harpenden Hertfordshire Al5 2Ha
Addition of flat roof dormers to the first-floor ensuite bathroom on both the front and rear elevations. New utility room added to the rear of the garage space.