San Marcos Population 2025 Population

San Marcos Population 2025 Population. Ever wonder how many people live in san marcos, ca and how fast that number changes? 94,197), including age, race, sex, income, poverty, marital status, education and more.

Also for cities and towns with a population of 5,000 or more. Read the full san marcos community profile to gain insights and information about demographics, socioeconomics, the housing market and the economy in the city of san marcos.