California State University-San Marcos Tuition (2026)

College Scorecard data · Updated August 17, 2026

In-State Tuition$8,082
Out-of-State Tuition$20,682
CA Average$16,639
National Average$18,082

Tuition Comparison

TuitionDifference
California State University-San Marcos (in-state)$8,082—
CA average$16,639-51%
National average$18,082-55%

FAQ

How much is tuition at California State University-San Marcos?

In-state tuition at California State University-San Marcos is $8,082 per year; out-of-state students pay $20,682.

How does California State University-San Marcos tuition compare to the CA average?

California State University-San Marcos in-state tuition is 51% below the CA average of $16,639.

How does California State University-San Marcos tuition compare to the national average?

National average in-state tuition is $18,082; California State University-San Marcos is 55% below that.

Is $8,082 expensive for in-state students?

$8,082 is the official in-state tuition published by College Scorecard for the most recent cohort year.