OtterKnow Kids Encyclopedia

San Mateo

San Mateo is a friendly city on the San Francisco Peninsula in California. About 105,000 people live there. The name “San Mateo” means “Saint Matthew” in Spanish. It was named by Spanish explorers a long time ago. San Mateo is a great place for families, with beautiful parks, fun places to play, and a train that connects it to other Bay Area cities.