Aromas is an unincorporated community and census-designated place in Monterey County and San Benito County, California, United States. The population was 2,708 at the 2020 census. The CDP straddles the border of the two counties, with Monterey County to the west and San Benito County to the east. The Santa Cruz County line is less than a mile to the northwest, and Santa Clara County is about 2 miles to the north.