Zastenka () is a rural locality (a selo) in Razdorsky Selsoviet, Kamyzyaksky District, Astrakhan Oblast, Russia. The population was 494 as of 2010.Всероссийская перепись населения 2010 года. 1. Численность и размещение населения Астраханской области There are three streets.

Geography Zastenka is located 15 km southeast of Kamyzyak (the district's administrative centre) by road. Razdor is the nearest rural locality.Расстояние от Застенки до Камызяка

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