How much does California State University-San Marcos cost by family income?
Net price is what families actually pay each year after grants and scholarships — not the published sticker price. The numbers below come from the U.S. Department of Education's College Scorecard (2025–26 figures).
Median net price across the four lower income brackets
$8,606/year
Median of the under-$30k, $30k–$48k, $48k–$75k, and $75k–$110k brackets. The top bracket is excluded from this summary because its long-tail values skew the central tendency.
By family income
Family income
Under $30,000
$7,618
per year
Cheaper than 75% of schools for the under $30,000 bracket.
Peer schools at this income bracket
Family income
$30,000 – $48,000
$7,756
per year
Cheaper than 75% of schools for the $30,000 – $48,000 bracket.
Estimate your specific net price
The brackets above are population averages. Run the estimator for a personalised number based on your family's income, household size, GPA, and state.
Open the net-price estimatorShare
Net price data from the U.S. Department of Education's College Scorecard (2025–26 figures). Last updated March 7, 2026.