The CALFRESH program is for low-income households and provides your family with a debit card to purchase food. The website below lists the income levels to qualify for this
program here in San Diego County: "http://www.sdcounty.ca.gov/hhsalprograms/ssp/food stamps/income limits.html"
There are links at the above website that can answer any specific questions you may have. College students are eligible for this benefit under certain circumstances.