<page_title> List of coeducational colleges and universities in the United States </page_title> <section_title> Earliest mixed-sex higher education institutes (through 19th century) </section_title> <table> <cell> 1837 </cell> <cell> Oberlin College (co-educational classes began in 1833) </cell> </table>
Oberlin has been a coeducational institution in the United States since 1837.