Supermarket Southampton · SO31 8GN

Could Tesco Extra Bursledon, Southampton go solar?

Near Bursledon on the edge of Southampton, this large standalone Tesco Extra carries a flat big-box roof of about 10,300 sqm in one of the country's sunnier corners. We measured roughly 3,800 panels, around 1.53 MW, for an estimated 1.3–1.5 million kWh a year — close to 520 homes. A survey would confirm what the roof can take.

Tesco Extra near Bursledon, Southampton, a single flat warehouse roof with the store's car park spread out in front.
Roof capacity
1.5 MWp
~3,821 panels at full fit
Annual generation
1.3 GWh–1.5 GWh
across the whole roof
Could power
~519
average UK homes
CO₂ saved
~671 t
per year, at full capacity

Roof area read from above: ~10,273 m²on a 8,532 m² building footprint.Imagery dated 2024-06-20.

Full methodology, assumptions and cross-checks: how we measure. Includes solar data from Google.

Morning sun on the rooftop solar panels of a red-brick UK semi-detached home

That was someone else's roof.

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