Planning application
23 Grange Avenue Northampton NN5 6SR
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
Variation of condition 2 (Plans) Addition of a side access corridor along the right-hand elevation to enable passage from the front to the rear garden. reduction of rear extension size and redesigning of the porch to make it energy efficient to WNN/2023/0605 (Two storey side extension and two/single storey rear extension)
As published by the council, reference 2025/4776/S73
Application record
- Reference
- 2025/4776/S73
- Type
- Removal/Variation of Condition(s) Following Grant of Planning Permission
- Status
- 10 - Approved
- Decision
- Granted As published: Approval
- Received
- 3 Nov 2025
- Validated
- 24 Nov 2025
- Decided
- 19 Jan 2026
- Ward
- Duston Ward
- Parish
- Duston Parish Council
- Decision by
- Delegated
- Postcode
- NN5 6SR
Site history
Applications at this address on the West Northamptonshire register
This site has had 2 applications since 2024: 2 approved, 0 refused.
-
2024/3552/FULL Granted
23 Grange Avenue Northampton NN5 6SR
Rear flat roof dormer and small front dormers to create new loft conversion bedroom and en suite and associated works
Timeline
Dates from the published record
-
3 Nov 2025
Received by West Northamptonshire
-
24 Nov 2025
Validated
Checked as complete and ready for consideration.
-
19 Jan 2026
Decision issued: Approval
-
10 Aug 2026
Added to PlanIndex
Documents
Plans, drawings, consultee responses and the officer's report
10 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
West Northamptonshire granted permission on 19 January 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 amendment applications
An amendment application makes limited changes to a permission that already exists; anything beyond modest adjustment needs a fresh application. More in our guide to planning application types.
Nearby applications
Within 0.3 miles
-
23 Grange Avenue Northampton NN5 6SR
Rear flat roof dormer and small front dormers to create new loft conversion bedroom and en suite and associated works
Granted Full applications Loft or dormer 10 docs -
10 Ashcroft Close Northampton NN5 6SS
Proposed garage conversion with external alteration
Granted Full applications 8 docs -
193 Main Road Duston Northampton NN5 6RD
96% historically approved · decision due ~21 Oct
Increase in ridge height through reconstruction of the existing roof, incorporating a rear dormer to provide a habitable room within the roof space.
Awaiting decision Householder Loft or dormer Roofing 9 docsDomestic -
14 Eldean Road Northampton NN5 6RF
Determination as to whether prior approval is required (under Schedule 2, Part 1, Class A of the above Order) for proposed single storey rear extension extending 6.18m beyond the rear wall of the original dwelling house, maximum height of 3.50m and height at the eaves 2.80m
Granted Prior approval Extension 9 docsSmall domestic -
4 Eldean Road Northampton NN5 6RF
Determination as the whether prior approval is required (under Schedule 2, Part 1, Class A of the above Order) for the proposed rear single storey extension extending 4.0m beyond the rear wall of the original dwelling house, maximum height of 3.05m and height at the eaves 2.75m
Withdrawn Prior approval Extension 6 docsSmall domestic -
4 Eldean Road Northampton NN5 6RF
Proposed single storey rear extension
Granted Full applications Extension 8 docsSmall domestic
Other amendment applications
In West Northamptonshire
-
2026/2973/NMA Granted
96 Balmoral Road Northampton NN2 6JZ
Non material amendment to revise front elevation and alter rear garden stairs to planning permission 2025/0718/FULL (Conversion of a single dwelling house into two separate dwellings)
-
2026/3839/NMA Granted
35 Leah Bank Northampton NN4 8RG
Non material amendment to retain existing window previously proposed for removal, internal layout alterations inc. the relocation of an internal partition wall by approx. 150mm into the adjoining room and relocation of an internal door opening to planning permission 2024/1488/FULL [Proposed first floor side extension].
-
2026/2782/S73 Granted
30 Horton Drive Middleton Cheney OX17 2LN
Variation of condition 3 (materials) to render side extension with white chalk monocouche to planning permission 2025/3828/FULL (Side extension with associated internal works)
-
2026/3403/NMA Granted
1 Naseby Road Clipston LE16 9RZ
Non-material amendment to approved WND/2021/0629 [Single storey side and rear extension] by reversing the location of the new door and window to the side extension so the door is to the rear of the dwelling and the window to the front and replacement of two rooflights with one larger rooflight.
-
2026/2790/S73 Granted
The Blades Helmdon Road Sulgrave OX17 2SQ
Variation of Condition 2 2nd floor front extension and Two storey side extension removed. Second floor loft conversion removed to 2025/2695/FULL (2 storey front, side and rear extension. New second floor and roof alterations. New windows and doors. Chimney reduction).