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Purchase Castaic, CA 661 area code phone numbers for your business


Castaic, California, is an unincorporated community but a census designated place. Castaic contains a total population of 19,015 and has a population density of 2,612.5 people per square mile. There are 5,751 households in Castaic, and 69.3% of those households feature married couples living together. The Castaic Union School District serves the area with three elementary schools and one middle school. Of the total population in Castaic, 30% is under the age of 18, while 5.7% of the population is represented by residents over the age of 65. The male-to-female ratio for the city is 100 females for every 101.2 males. Major industries in Castaic include real estate, tourism, and hospitality. The city also provides a major truck stop off of Interstate 5.

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Cities sharing the same area code are Canyon Country, Palmdale, and Lake Hughes.

Nearby area codes include 559, 805, 909, and 760.