Oceanside may refer to:
Places
United States
- Oceanside, California
- Oceanside Transit Center
- Oceanside, New York
- Oceanside station (LIRR)
- Oceanside, Oregon
Other places
- Oceanside, New South Wales, Australia
- Oceanside, British Columbia, Canada
Other uses
- MiraCosta College, formerly called Oceanside-Carlsbad Junior College
- Oceanside Ice Arena, ice arena in Tempe, Arizona
- , American warship