Planning application
27 Ambrose Lane Harpenden Hertfordshire Al5 4Dg
Works: Extension Small domestic
Read from the description, not a valuation. How we read the register
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Single storey front/side extension
As published by the council, reference 5/2025/2349
Application record
- Reference
- 5/2025/2349
- Type
- Householder
- Status
- Approved
- Decision
- Granted As published: DC3 Conditional Permission
- Received
- 23 Dec 2025
- Validated
- 24 Dec 2025
- Decided
- 10 Apr 2026
- Ward
- Harpenden North & Rural
- Parish
- Harpenden Town
- Decision by
- Delegated
- Postcode
- AL5 4DG
Site history
Applications at this address on the St Albans register
This site has had 2 applications since 2025: 2 approved, 0 refused.
-
5/2026/1137 Granted
27 Ambrose Lane Harpenden Hertfordshire Al5 4Dg
Construction of garden outbuilding
Timeline
Dates from the published record
-
23 Dec 2025
Received by St Albans
-
24 Dec 2025
Validated
Checked as complete and ready for consideration.
-
10 Apr 2026
Decision issued: DC3 Conditional Permission
-
27 Sep 2026
Added to PlanIndex
Documents
Plans, drawings, consultee responses and the officer's report
16 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.
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Open the documentsWhat this grant of permission means
St Albans granted permission on 10 April 2026, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. 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 0.3 miles
-
27 Ambrose Lane Harpenden Hertfordshire Al5 4Dg
Construction of garden outbuilding
Granted Householder 9 docsSmall domestic -
The Clock Building 6 Highfield Oval Ambrose Lane Harpenden Hertfordshire Al5 4Fb
Non Material Amendment - Relocation and alterations to Plant Room to planning permission 5/2012/1238 dated 06/01/2014 for Erection of six new buildings to provide eight self contained staff dwellings, training and hostel accommodation, maintenance worksho
Refused Amendments 8 docs -
14A Clarence Road Harpenden Hertfordshire Al5 4Ah
5 day notice T1 Leylandii - Fell (stump remain with wood to at base T2 Cherry - Crown reduction by 4-5m approx and shape where necessary T3 Cherry (extensive dieback in crown, stem liable to collapse) - Fell (stump to remain)
Decided Trees 6 docs -
17 Lambourn Gardens Harpenden Hertfordshire Al5 4Dq
Two storey side and single storey rear extension with rooflights following demolition of garage, new vehicle access and crossover
Granted Householder Extension Loft or dormer +1 12 docsSmall domestic -
17 Lambourn Gardens Harpenden Hertfordshire Al5 4Dq
Two storey side and rear extension and single storey rear extension to allow for the subdivision of the existing dwelling into two semi-detached dwellings following demolition of existing garage and creation of new vehicle crossover
Granted Extension Demolition 19 docsSmall domestic -
41 Ambrose Lane Harpenden Hertfordshire Al5 4Bu
Two-storey rear extension, together with internal reconfigurations and associated fenestration alterations.
Refused Householder Extension Windows or glazing 20 docsDomestic
Other householder applications
In St Albans
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5/2026/0517 Granted
28 White Hedge Drive St Albans Hertfordshire Al3 5Tt
Proposed two-storey rear extension, loft conversion, and alterations to the existing front entrance porch
-
5/2026/1055 Granted
39 Oakwood Drive St Albans Hertfordshire Al4 0Ul
Erection of a part single-storey, part two-storey wraparound extension, loft conversion including a rear dormer and rooflights, and construction of a front porch
-
5/2026/1278 Granted
39 Foxcroft St Albans Hertfordshire Al1 5Ss
Proposed C3 residential extension including two storey front and single storey front and side with internal alterations
-
5/2026/1170 Granted
20 Nimrod Close St Albans Hertfordshire Al4 9Xy
Extension of existing raised rear terrace with privacy screening and associated alterations to rear fenestration
-
5/2026/1338 Granted
16 Hunters Ride Bricket Wood Hertfordshire Al2 3Lx
Proposed front porch