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Santa Maria Ready Mix - 1625 E. Donovan Rd., Santa Maria, Ca. 93455
Union Asphalt’s Santa Maria Plant has been servicing the Northern Santa Barbara County and Southern San Luis Obispo County Area since 1956. Two side by side dry plants and a production rate of up to 210 cubic yards per hour makes this location not only the highest production plant but also the most yardage plant per year for Union.
With quality sand and gravel at Union’s Garey Rock Plant 15 minutes away, this location gives Union Asphalt a competitive edge in Santa Barbara County’s fastest growing city (Santa Maria).

Corporate Office 1625 East Donovan Rd. Santa Maria, CA 93454 805.922.3551