Track the latest renovation and development activity in Balham. We monitor planning applications across Wandsworth to help you understand what's possible on your street.
| Address | Project Type | Status | Date | Description |
|---|---|---|---|---|
| 8 Boundaries Road, SW12 | Side Return Extension | Approved | 14 Mar 2026 | Single-storey side return extension with matching brickwork |
| 5 Ravenslea Road, SW12 | Rear Extension | Approved | 14 Mar 2026 | Full-width single-storey rear extension with roof lantern |
| 4 Ravenslea Road, SW12 | Mansard Extension | Approved | 4 Mar 2026 | Part rear mansard with conservation-style rooflights to front |
| 78 Elborough Street, SW12 | Loft Conversion | Under Review | 2 Mar 2026 | Full dormer loft conversion creating master bedroom suite with walk-in wardrobe |
| 69 Balham Park Road, SW12 | Basement Conversion | Approved | 26 Feb 2026 | Conversion of existing cellar to habitable accommodation with new lightwell |
| 41 Elborough Street, SW12 | Rear Extension | Pending | 16 Feb 2026 | Ground floor rear extension with bi-fold doors opening to garden |
| 9 Oldridge Road, SW12 | Garden Room | Pending | 8 Feb 2026 | Erection of timber-framed garden room for use as home office |
| 7 Boundaries Road, SW12 | Basement Conversion | Approved | 17 Jan 2026 | New basement level with front lightwell, providing additional living accommodation |
| 36 Elborough Street, SW12 | Full Refurbishment | Approved | 5 Jan 2026 | Full renovation of period property including restoration of original features |
| 22 Ravenslea Road, SW12 | Loft Conversion | Approved | 2 Jan 2026 | Conversion of existing loft space to create additional bedroom and en-suite bathroom |
| 44 Sistova Road, SW12 | Rear Extension | Approved | 1 Jan 2026 | Ground floor rear extension with bi-fold doors opening to garden |
| 54 Cavendish Road, SW12 | Full Refurbishment | Approved | 4 Nov 2025 | Comprehensive refurbishment retaining period details with contemporary additions |
| 37 Elborough Street, SW12 | Roof Terrace | Approved | 23 Oct 2025 | Creation of accessible roof terrace with privacy screening |
| 17 Ritherdon Road, SW12 | Rear Extension | Pending | 23 Oct 2025 | Single-storey rear extension with flat roof and glazed lantern light |
| 17 Oldridge Road, SW12 | Rear Extension | Refused | 2 Oct 2025 | Ground floor rear extension with bi-fold doors opening to garden |
| 5 Streathbourne Road, SW12 | Loft Conversion | Approved | 18 Sep 2025 | Conversion of existing loft space to create additional bedroom and en-suite bathroom |
| 36 Sistova Road, SW12 | Full Refurbishment | Under Review | 18 Jul 2025 | Whole-house renovation including new heating system and upgraded insulation |
| 28 Sistova Road, SW12 | Side Return Extension | Under Review | 12 Jun 2025 | Infill side return extension to enlarge kitchen at ground floor level |
| 46 Streathbourne Road, SW12 | Side Return Extension | Under Review | 20 Jan 2025 | Side return infill with rooflight to create enlarged kitchen |
Balham has seen strong renovation activity over the past twelve months, with rear extensions accounting for 26% of all planning applications. Side Return Extensions follow at 16%, with loft conversions making up a further 16% of submissions. This pattern reflects the character of Balham's housing stock and the aspirations of homeowners in the SW12 postcode.
As a designated conservation area, Balham requires all external alterations to be sympathetically designed and built using appropriate materials. Planning officers at Wandsworth Council pay close attention to proposals that affect the streetscape, particularly along prominent roads such as Ramsden Road and Elborough Street. Despite these additional requirements, our data shows a 58% approval rate for applications in the area — evidence that well-prepared submissions continue to succeed.
The most active streets for development in Balham include Ramsden Road, Elborough Street, Ritherdon Road, where homeowners are investing in both extending and upgrading their properties. Family homes are being extended and reconfigured to create open-plan living spaces, with rear extensions and loft conversions proving the most cost-effective way to add bedrooms and entertaining areas.
Properties in Balham (SW12) 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 Wandsworth 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 SW12 postcode.
Wandsworth Council manages planning applications across Balham and the wider borough. As a conservation area, Balham 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 Balham, 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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