Track the latest renovation and development activity in Canonbury. We monitor planning applications across Islington to help you understand what's possible on your street.
| Address | Project Type | Status | Date | Description |
|---|---|---|---|---|
| 61 Willow Bridge Road, N1 | Loft Conversion | Approved | 20 Mar 2026 | Full dormer loft conversion creating master bedroom suite with walk-in wardrobe |
| 33 Alwyne Place, N1 | Rear Extension | Approved | 18 Mar 2026 | Single-storey rear extension with flat roof and glazed lantern light |
| 43 Douglas Road, N1 | New Build | Approved | 15 Mar 2026 | New two-storey dwelling on infill plot with landscaped garden |
| 8 Northampton Park, N1 | Mansard Extension | Approved | 10 Mar 2026 | Mansard extension to rear roof slope with new dormer windows |
| 42 Willow Bridge Road, N1 | Basement Conversion | Approved | 6 Mar 2026 | Single-storey basement extension with front and rear lightwells |
| 36 Alwyne Place, N1 | Side Return Extension | Approved | 1 Feb 2026 | Single-storey side return extension with matching brickwork |
| 48 Highbury Grove, N1 | Basement Conversion | Approved | 15 Jan 2026 | Excavation to create new basement level with lightwell and swimming pool |
| 50 Canonbury Square, N1 | Side Return Extension | Pending | 14 Jan 2026 | Infill side return extension to enlarge kitchen at ground floor level |
| 71 Canonbury Square, N1 | Loft Conversion | Under Review | 22 Oct 2025 | Hip-to-gable loft conversion with new dormer to rear elevation |
| 72 Northampton Park, N1 | Basement Conversion | Approved | 20 Jun 2025 | Full basement dig-out creating cinema room, gym and utility space |
| 43 Highbury Grove, N1 | Full Refurbishment | Approved | 19 May 2025 | Full renovation of period property including restoration of original features |
| 70 Alwyne Place, N1 | Garden Room | Under Review | 4 Apr 2025 | New garden studio with green roof for home working |
| 34 Canonbury Grove, N1 | Rear Extension | Pending | 7 Feb 2025 | Part single, part two-storey rear extension with new kitchen-diner |
| 55 Canonbury Park North, N1 | Side Return Extension | Under Review | 5 Feb 2025 | Infill side return extension to enlarge kitchen at ground floor level |
| 23 Canonbury Square, N1 | Basement Conversion | Approved | 27 Jan 2025 | New basement level with front lightwell, providing additional living accommodation |
| 37 Canonbury Grove, N1 | Side Return Extension | Approved | 20 Jan 2025 | Infill side return extension to enlarge kitchen at ground floor level |
Canonbury has seen strong renovation activity over the past twelve months, with basement conversions accounting for 25% of all planning applications. Side Return Extensions follow at 25%, with loft conversions making up a further 13% of submissions. This pattern reflects the character of Canonbury's housing stock and the aspirations of homeowners in the N1 postcode.
As a designated conservation area, Canonbury requires all external alterations to be sympathetically designed and built using appropriate materials. Planning officers at Islington Council pay close attention to proposals that affect the streetscape, particularly along prominent roads such as Canonbury Square and Canonbury Park North. Despite these additional requirements, our data shows a 69% approval rate for applications in the area — evidence that well-prepared submissions continue to succeed.
The most active streets for development in Canonbury include Canonbury Square, Canonbury Park North, Canonbury Park South, where homeowners are investing in both extending and upgrading their properties. Victorian terraces are frequently being transformed with loft conversions and rear extensions that add significant living space while respecting the period character of the original buildings.
Properties in Canonbury (N1) typically range from period terraces to substantial detached homes. Whether you are considering a straightforward loft conversion or a comprehensive basement dig, early engagement with Islington Council's planning department — and appointing an architect familiar with local policy — will significantly improve your chances of a smooth approval. Our team maintains an outstanding track record across the N1 postcode.
Islington Council manages planning applications across Canonbury and the wider borough. As a conservation area, Canonbury is subject to additional planning controls. Permitted development rights may be restricted under Article 4 directions, meaning proposals that would normally not require planning permission may need a formal application.
For advice on what you can build in Canonbury, see our Planning & Permissions guide. You can also review our planning track record to see our approval rates across London boroughs.
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