Solar for every type of barn
A barn is defined by its roof — and every barn roof is a different solar opportunity. Each barn type is sized and costed on its own terms, from a 6 kW conversion to a 500 kW poultry array.
The single thing that makes a barn a barn — a large, simple, often south-facing roof plane — is exactly what makes it close to ideal for solar PV. But a modern steel portal shed, a grain store with a seasonal drying peak, a 24/7 poultry unit, a Grade II listed threshing barn and a converted barn home are five very different projects. Each sizes differently, pays back differently, and consents differently. Choose the barn type closest to yours below for the detail that actually applies to it — the typical system size, the realistic payback, the planning route, and the funding that fits. For the wider picture across the whole farm estate, see our guide to solar panels for agricultural buildings.
Best canvas for PV Steel-Frame Portal Barns
30–300 kW · 5-year payback · £24,000–£270,000
Grain Stores & Crop Barns
50–500 kW · 6-year payback · £40,000–£450,000
Livestock & Cattle Barns
20–200 kW · 6-year payback · £18,000–£185,000
Fastest payback Poultry & Pig Units
50–500 kW · 4.5-year payback · £40,000–£450,000
Traditional & Listed Barns
6–40 kW · 8-year payback · £7,000–£40,000
Barn Conversions & Smallholdings
4–20 kW · 8-year payback · £6,000–£22,000
Get a feasibility summary for your barn
Tell us about the barn and we will send back a written feasibility summary — free, with no site visit needed to start.
What you get back, within 2 working days:
- • Indicative system size (kW) and panel count for your roof
- • Estimated year-one saving and simple payback
- • The planning route for your barn type (PD or Listed Building Consent)
- • Red flags visible early — asbestos, structure, grid/DNO limits
How your enquiry is handled
Your enquiry is passed to one suitable installer who can price the work — never sold to a panel of installers or a lead broker — and this site may receive an introduction fee for that. No marketing list, no cold calls. If your barn doesn't suit solar, the summary says so plainly and says why.
Published by Solar Panels for Barns, an independent barn & agricultural-building solar guide operated by SEO Dons Ltd (company no. 16766013). This site is a publisher and introduction service — not an installer, and not a panel manufacturer.