- 2020 -

Applications for the 2020 COSMOS program will open in January 2020.   Please check back for details



Rising 8th graders (will be in 9th grade in Fall 2020) through rising 11th graders (will be in 12th grade in Fall 2020). Students who are not residents of California may apply, but COSMOS can admit at most 20 out-of-state students each summer. Please contact the Statewide COSMOS office with questions about student residency status for application purposes.

Application Link:

Fees and Tuition: 


  • Completed online application, including one personal statement;
  • Two teacher recommendations (STEM teachers preferred, others accepted)
  • Official high school transcript(s) (9th graders must also submit a copy of their 8th grade report card)
  • Due to the evolving labor dispute in a number of California school districts, no recommendations are required or accepted for 2020 applications.
  • Parent/guardian eSignature(s) in the parent portal
  • Application fee ($30)--payable online with a credit card or check, see below for details


Dates & Deadlines (2019)

Opening Day 2019: Sunday, July 7th, 2019
Closing Day 2019: Saturday, August 3rd, 2019


Online Application Opens: January 4th, 2019 at 8:00 PM (PST)
Online Application Closes: February 1st, 2019 at 5:00 PM (PST) - continues unsupported until 11:59pm
Transcripts must be postmarked on/before February 1st, 2019
Completed online application, parent/guardian signature(s), application fee ($30), financial aid application must be submitted electronically by February 1st, 2019

Admissions Notifications for the COSMOS Program: March 29th, 2019 at 5:00 PM (PDT):
Offer Acceptance or Decline (no response is considered decline) to COSMOS due April 12th, 2019 by 5:00 PM (PDT)
If you ACCEPT your offer you must submit a non-refundable $200 deposit by April 12th, 2019 by 5:00 PM PDT.  This deposit will go toward your tuition and be deducted from your tuition balance. Note that the non-refundable deposit is not covered by awarded financial aid.

In case you are admitted from a wait-list later than April 12th, a one-week period will be given to take action on acceptance and payment of non-refundable deposit.

PAYMENT (times specific to credit card payments, checks must be postmarked by the date noted)

$30 Application fee due by February 1st, 2019 at 5:00 PM (PST)
$200 Nonrefundable deposit due by April 12th, 2019 at 5:00 PM (PDT)
Remaining tuition due by May 24th, 2019

Credit card payments available. Please note that a 2.5% service fee will be added to all online payments.

For information on refund requests, see our Refund Policy.

See our Application and Payment Basics page for information on making payments.

*All refunds exclude the $200 non-refundable deposit*

Cancellation request received on or before May 24th, 2019 by 5:00 PM (PDT): 100% of remaining tuition paid
Cancellation request received on or before May 31st, 2019 by 5:00 PM (PDT): 50% of remaining tuition paid
Cancellation request received after 5:00 PM (PDT) on June 7th: NO REFUND
Dismissal or voluntary departure from COSMOS program at any time: NO REFUND