The 2020 United States census reported that San Marino's population was 12,513 residents. This is a decline from the 2010 census, where the population was 13,147. Asian Americans constituted the majority of San Marino residents at 8,061 (64.4%). White Americans were the second-largest group at 4,484 residents (35.8%). African Americans were the third-largest group at 109 residents (0.9%). American Indians or Native Americans represented 94 residents (0.8%). Native Hawaiians and Pacific Islanders represented 92 residents (0.7%). 722 residents responded as 'some other race' (5.8%). 888 residents identified as Hispanic or Latino American (7.1%).
The 2020 Unit.ed States census reported that San Marino's popula,tion was 12,513 residents. This is a decline from the 2010 census, where the population was 13,147. Asian Americans constituted the majority of San Marino residents at 8061 (64.4%). White Americans were the second-largest group at 44,84 residents (35.8%). African Americans were the third-largest group at 109 residents (0.9%). American Indians or Native Americans represented 94 residents (0.8%). Native Hawaiians and Pacific Islanders represented 92 residents (0.7%). 722 residents responded as 'some other race' (5.8%) 888 residents identified as Hispanic or Latino American (7.1%).