Welcome! We are the Otter Student Union and we believe that every CSUMB student deserves a place on campus that is welcoming, inclusive, and provides opportunities to enhance their college experience. We inspire connection, foster growth, and cultivate memorable moments for every individual in our vibrant community. Our building is designed with dynamic areas to cater to a broad range of student interests and needs, making us a hub for social activities, quiet reflection, dining options, and more. We are the heartbeat of campus, the home away from home, and you belong here at the OSU.
The Otter Student Union (OSU) at CSU Monterey Bay is a student-centered 501c3 nonprofit organization. The OSU's mission is to be the heartbeat of campus and a bridge to surrounding communities, providing spaces, opportunities, and advocacy that cultivate belonging reflective of CSUMB's founding vision.
The OSU includes the following:
General OSU Building Hours
Come visit the Otter Student Union!
Normal Building Hours
Monday - Friday: 7 a.m. — 11 p.m.
Saturday - Sunday: 10 a.m. — 10 p.m.
Hours subject to change and will be adjusted for events, academic breaks, and holidays. Follow the OSU on Instagram @osu_csumb to keep up to date about building hour changes. Please check with Otter Kitchens for available dining options and operating hours.
Contact OSU
Phone: 831-582-3329
Email: Send an email
Building: Otter Student Union Room 306, 3118 Inter-Garrison Rd., Seaside, CA 93955
Office Hours: Monday to Friday, 9a.m. - 5p.m.
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CSUMB’s Affinity Ceremonies were an emotional affirmation of students’ success
“Know your value. Don’t take so many years to know your value.”
May 21, 2024State-of-the-art esports lounge opens with fanfare and excitement
“Gaming is one of the most social [pastimes]. It’s part of the Otter raft.”
April 10, 2024Otter Student Union receives LEED Silver certification for environmental sustainability
CSU Monterey Bay took another step toward its core sustainability goals when the Otter Student Union recently received a LEED Silver designation for the environmental features of its building.
July 20, 2023