California State University-San Marcos application deadlines for Fall 2027
San Marcos, CA
California State University-San Marcos's next deadline is Fall application filing period at Cal State Apply closes on December 31, 2026. All 3 dates are checked against California State University-San Marcos's own pages, and each one links to the page it came from. The financial aid deadline is often weeks before the application deadline, so check both.
- Cost of attendance
- $34,249
- published for 2024‑25
- Admitted
- 95%
- of applicants
- Undergraduates
- 14,877
What families actually pay
Average paid after grants and scholarships, by family income. The full bar is the sticker price.
- Under $30k$6,230
- $30k – 48k$7,240
- $48k – 75k$8,928
- $75k – 110k$12,525
- $110k and up$18,734
U.S. Department of Education figures for 2024‑25. An average, not a quote: what you pay depends on your own aid offer.
Admission and enrolment figures are the U.S. Department of Education's for 2024‑25. Confirm anything you are deciding on with the school.
- Regular Decisionin about 3 months
Fall application filing period at Cal State Apply closes
This is the regular application deadline. Everything the school requires has to be in by this date to be considered for the coming autumn.
If you miss it: Miss it and you're generally applying for a later term or the following year.
- FAFSAin about 5 months
FAFSA filing deadline for fall term (California state aid consideration)
This is this school's own priority date for having your FAFSA on file, which is earlier than the federal deadline. The school uses it to allocate its own aid.
If you miss it: Miss it and federal aid is still possible, but this school's own funds are usually committed.
- Depositin about 7 months
Intent to Enroll and non-refundable $150 deposit
This is the date to accept your offer and pay the deposit. It is how you hold your place.
If you miss it: Miss it and the school can release your place to someone else.
Last checked against California State University-San Marcos's own pages on . We re-read every source page weekly, and a date that stops appearing on it is pulled from this list rather than left standing.
Common questions about California State University-San Marcos
When is the California State University-San Marcos application deadline for Fall 2027?
December 31, 2026, for Fall application filing period at Cal State Apply closes. Miss it and you're generally applying for a later term or the following year.
When is California State University-San Marcos's FAFSA filing deadline for fall term (California state aid consideration)?
March 2, 2027. Miss it and federal aid is still possible, but this school's own funds are usually committed.
When is California State University-San Marcos's Intent to Enroll and non-refundable $150 deposit?
May 1, 2027. Miss it and the school can release your place to someone else.
How much does California State University-San Marcos cost?
About $21,649 a year in state and $34,249 out of state for 2024-25. That is the published sticker price, before any grants or scholarships.
How hard is it to get into California State University-San Marcos?
California State University-San Marcos admits about 95% of applicants.
How many students go to California State University-San Marcos?
Around 14,877 undergraduates.
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