Solar, wind and battery projects near Pinner (HA5)
40 solar, wind or battery projects of 150 kW or more are recorded within 10 km of the centre of HA5 (Harrow): 4 are waiting for a planning decision, 26 approved but not yet running, 1 operational. The largest live scheme is Hilfield Lane, Aldenham (170 MW battery storage, approved on 16 January 2026, not yet built), 7.5 km away. Source: Renewable Energy Planning Database, July 2026 extract.
Projects within 10 km of HA5
Projects of 1 MW and more (4)
| Project | Type | MW | Status (REPD) | Submitted | Decision | Record updated | Council | km |
|---|---|---|---|---|---|---|---|---|
| David Lloyd Leisure, Ducks Hill Roadrooftop solar | rooftop solar | 1 | refusedupdated Jul 2023 | Jun 2023 | — | Jul 2023 | Hillingdon | 4.4 |
| Hilfield Lane, Aldenhambattery storage | battery storage | 170 | approved, not builtupdated Feb 2026 | Feb 2025 | granted Jan 2026 | Feb 2026 | Hertsmere | 7.5 |
| Hilfield Solar arrays & Battery storagesolar farm | solar farm | 49.9 | application withdrawnupdated Jul 2024 | May 2022 | — | Jul 2024 | Hertsmere | 7.7 |
| Elstree Substation, Hilfield Lanebattery storage | battery storage | 400 | application withdrawnupdated Nov 2024 | Nov 2023 | — | Nov 2024 | Hertsmere | 7.9 |
Smaller schemes under 1 MW, mostly rooftop solar (36)
| Project | Type | MW | Status (REPD) | Submitted | Decision | Record updated | Council | km |
|---|---|---|---|---|---|---|---|---|
| Headstone Lanerooftop solar | rooftop solar | 0.6 | approved, not builtupdated Nov 2024 | Oct 2023 | refused Sep 2024 | Nov 2024 | Harrow | 2.1 |
| Northwood College, Maxwell Roadrooftop solar | rooftop solar | — | approved, not builtupdated Jun 2023 | May 2023 | granted Jul 2023 | Jun 2023 | Hillingdon | 3.3 |
| Micro House, Bury Street Solar Arraysrooftop solar | rooftop solar | — | approved, not builtupdated May 2025 | Mar 2025 | granted Apr 2025 | May 2025 | Hillingdon | 3.5 |
| St Georges Shopping Centre, St Anns Roadrooftop solar | rooftop solar | 0.2 | approved, not builtupdated May 2025 | Jan 2025 | granted Apr 2025 | May 2025 | Harrow | 3.6 |
| Northwood Health And Racquet Club, Ducks Hill Roadrooftop solar | rooftop solar | 0.3 | application submitted may be out of dateupdated Aug 2023 | Jul 2023 | — | Aug 2023 | Hillingdon | 4.4 |
| Mount Vernon Hospitalrooftop solar | rooftop solar | — | operationalupdated Jan 2022 | Jul 2021 | granted Nov 2021 | Jan 2022 | Hillingdon | 4.7 |
| David Lloyd Leisure Centrerooftop solar | rooftop solar | — | approved, not builtupdated Nov 2025 | Jul 2025 | granted Oct 2025 | Nov 2025 | Ealing | 5.3 |
| Sainsburys, The Broadwayrooftop solar | rooftop solar | 0.2 | refusedupdated Apr 2026 | Dec 2025 | refused Feb 2026 | Apr 2026 | Harrow | 5.8 |
| Sergo Park Greenford Central, Phase 1A - Industrial, Warehouse & Officesrooftop solar | rooftop solar | 0.4 | approved, not builtupdated Feb 2025 | Jul 2024 | granted Jan 2025 | Feb 2025 | Ealing | 6.1 |
| Belazu Ingredient Company, Long Driverooftop solar | rooftop solar | 0.3 | approved, not builtupdated Oct 2024 | Aug 2024 | granted Oct 2024 | Oct 2024 | Ealing | 6.2 |
| Prologis Greenford DC1, Oldfield Lane Northrooftop solar | rooftop solar | 0.3 | application submitted may be out of dateupdated Apr 2024 | Mar 2024 | — | Apr 2024 | Ealing | 6.2 |
| Tesco Stores Limited, Lower High Streetrooftop solar | rooftop solar | 0.4 | approved, not builtupdated Mar 2025 | Nov 2024 | granted Jan 2025 | Mar 2025 | Watford | 6.3 |
| Aspire Leisure Centre, Wood Lanerooftop solar | rooftop solar | 0.2 | refusedupdated Nov 2024 | Jul 2024 | refused Sep 2024 | Nov 2024 | Harrow | 6.6 |
| Centennial Park, Centennial Avenuerooftop solar | rooftop solar | 0.2 | approved, not builtupdated Mar 2025 | Dec 2024 | granted Feb 2025 | Mar 2025 | Hertsmere | 7.3 |
| Rickmansworth School, Croxley Greenrooftop solar | rooftop solar | 0.2 | approved, not builtupdated Feb 2023 | Dec 2022 | granted Feb 2023 | Feb 2023 | Three Rivers | 7.3 |
| Hillingdon Sports & Leisure Centrerooftop solar | rooftop solar | 0.2 | approved, not builtupdated Jan 2024 | Oct 2023 | granted Jan 2024 | Jan 2024 | Hillingdon | 7.4 |
| Hilfield Solar arrays & Battery storagebattery storage | battery storage | — | application withdrawnupdated Jul 2024 | May 2022 | — | Jul 2024 | Hertsmere | 7.7 |
| David Lloyd Leisure Club, Hartspring Lanerooftop solar | rooftop solar | 0.3 | approved, not builtupdated Sep 2025 | Jul 2025 | granted Sep 2025 | Sep 2025 | Hertsmere | 7.7 |
| C P House, Otterspool Wayrooftop solar | rooftop solar | 0.3 | approved, not builtupdated Dec 2022 | Oct 2022 | granted Dec 2022 | Dec 2022 | Hertsmere | 8.1 |
| Yeading Infant School, Carlyon Road Solar PV Systemsrooftop solar | rooftop solar | 0.1 | application withdrawnupdated Sep 2024 | Jul 2024 | — | Sep 2024 | Hillingdon | 8.1 |
| Ark Elvin Academy, Cecil Avenuerooftop solar | rooftop solar | 0.2 | approved, not builtupdated Jan 2024 | Jan 2024 | granted Mar 2024 | Jan 2024 | Brent | 8.1 |
| Royal Masonic School, Rickmansworth Parkrooftop solar | rooftop solar | 0.1 | application submitted | Apr 2026 | — | — | Three Rivers | 8.4 |
| Ealing Roadrooftop solar | rooftop solar | 0.3 | approved, not builtupdated Dec 2025 | Sep 2025 | granted Nov 2025 | Dec 2025 | Brent | 8.5 |
| Denham Grove Hotel, Tilehouse Lanerooftop solar | rooftop solar | 0.3 | refusedupdated Jun 2026 | Mar 2026 | refused May 2026 | Jun 2026 | Buckinghamshire | 8.7 |
| Lombardy Retail Park, J Sainsbury Plcrooftop solar | rooftop solar | 0.2 | approved, not builtupdated Jan 2025 | Nov 2024 | granted Jan 2025 | Jan 2025 | Hillingdon | 8.8 |
| Edwards Yard, Alperton - 581 Apartments & Commercial Unitsrooftop solar | rooftop solar | 0.7 | approved, not builtupdated May 2022 | Sep 2020 | granted Jan 2022 | May 2022 | Brent | 9.0 |
| York House School, Sarratt Roadrooftop solar | rooftop solar | 0.3 | application withdrawnupdated Jan 2026 | Sep 2025 | — | Jan 2026 | Three Rivers | 9.1 |
| Barnet Burnt Oak Leisure Centre, Watling Avenuerooftop solar | rooftop solar | 0.2 | approved, not builtupdated Dec 2025 | Oct 2025 | granted Nov 2025 | Dec 2025 | Barnet | 9.1 |
| Hillingdon Hospital, Pield Heath Roadrooftop solar | rooftop solar | 0.2 | approved, not builtupdated Oct 2025 | Aug 2025 | granted Sep 2025 | Oct 2025 | Hillingdon | 9.2 |
| Hospital Redevelopmentrooftop solar | rooftop solar | — | approved, not built may be out of dateupdated Mar 2026 | Jun 2022 | granted Jan 2023 | Mar 2026 | Hillingdon | 9.3 |
| Prop House, Abbey Roadrooftop solar | rooftop solar | 0.6 | approved, not builtupdated Jan 2023 | Nov 2022 | granted Jan 2023 | Jan 2023 | Brent | 9.8 |
| Ikea Department Store, Drury Way Solar Pv Canopiessolar farm | solar farm | 0.7 | approved, not builtupdated Nov 2023 | Aug 2023 | granted Oct 2023 | Nov 2023 | Brent | 9.8 |
| Tudor Estate, Abbey Roadrooftop solar | rooftop solar | — | application submittedupdated May 2026 | Apr 2026 | — | May 2026 | Brent | 9.9 |
| Bestway Cash and Carry, Abbey Roadrooftop solar | rooftop solar | 0.4 | approved, not built | May 2026 | granted May 2026 | — | Brent | 9.9 |
| Pasadena Centre, Pasadena Closerooftop solar | rooftop solar | 0.4 | approved, not built may be out of dateupdated Apr 2023 | Nov 2022 | granted Mar 2023 | Apr 2023 | Hillingdon | 10.0 |
| Premier Park Road, Unit Erooftop solar | rooftop solar | 0.4 | approved, not builtupdated Jun 2023 | Mar 2023 | granted May 2023 | Jun 2023 | Brent | 10.0 |
Distance from the average position of the HA5 postcodes, not from your home. Projects of 5 MW and more have their own page with dates and planning history.
By type
| Type | All | Pending | Approved | Operational | Refused | MW in pipeline |
|---|---|---|---|---|---|---|
| Solar farm | 2 | 0 | 1 | 0 | 0 | 0.7 |
| Rooftop solar | 35 | 4 | 24 | 1 | 4 | 7.3 |
| Battery storage | 3 | 0 | 1 | 0 | 0 | 170 |
MW in pipeline: pending, approved and under-construction capacity.
How Harrow decides solar, wind and battery applications
Harrow has 3 decided solar, wind or battery applications in REPD — too few for a refusal rate (we show one from 10 decisions). Across all UK planning authorities 19% of 10,236 decisions were refusals.
Is the status up to date?
32% of applications still shown as pending in REPD were submitted more than two years ago, and only 37% of pending records were updated in the last 12 months, so some of them may already have been decided. Near HA5, 4 projects have a status that may be out of date (pending for over two years, or approved with a permission expiry date already passed). Check the council's planning register for the latest decision.