Castalian Springs is located in Sumner County, Tennessee. There are roughly 3,791 residents, living in 1,409 households. The average temperature for Castalian Springs this time of the year is low of 67F and high of 90F. On average, Castalian Springs gets about 4.41 inches of precipitation in July. Most residents are home owners (88%), have a high school diploma (55%) and are married, no kids (38%).
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