Kalnovka (Russian: Кальновка) is a rural locality (a selo) in Vyazovsky Selsoviet, Chernoyarsky District, Astrakhan Oblast, Russia.

Kalnovka is located on the Podgornoye Lake, 54 km northwest of Chyorny Yar (the district's administrative centre) by road.

Vyazovka is the nearest rural locality.

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