Part of Vendée (Pays de la Loire), Chantonnay counted 8,557 inhabitants as of the latest census.
OpenPVMapper's latest release puts Chantonnay at 2.3 MWp of estimated rooftop PV capacity over 289 installations — 18th in Vendée out of 257 communes with detections. The detections span 2019–2025. click here to see it on the map.
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