San Domenico is a co-ed, K-12 college preparatory school that has both day and boarding options. San Domenico offers an exceptional college preparatory education where values and academics join together, creating more than just great students. Anchored by our heritage and four core values of study, reflection, community, and service, we encourage our students at SD to not just study, but also to reflect on their learning, find their purpose, and celebrate in community. An exceptional educationwhere values and academics join togethercreates more than just great students. It develops great people. We call this The SD Difference. Our expansive 515-acre campus serves a truly global student community. As Marin Countys only K-12 schoolwith boarding and day options in the high schoolour unique program attracts students from throughout the San Francisco Bay Area and beyond, with more than 20 countries represented among our student body. This website uses cookies to ensure you get the best experience on our website.