Kosmosdale is a southwestern Jefferson county community near the Ohio River. A post office opened as Grassy Pond in 1854, was renamed River View in 1860, and was renamed Kosmosdale, for the nearby Kosmos-Portland Cement Company plant, in 1905. The post office closed in 1966. The Kosmosdale area is now part of merged Louisville/Jefferson County.
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© 2018 David C. Elbon