Explore The Most Beautiful Beaches in San Mateo Leahrae February 5, 2019 32 Comments San Mateo offers a beautiful mix of rugged cliffs, sandy beaches, and peaceful coastal scenery. Visitors can enjoy quiet coves, scenic viewpoints, and charming seaside towns. This guide will help you explore the best of San Mateo’s coastline. Beaches in the United States, Best California Beaches beach hikes, coastal beaches, coastal vistas, ocean fog, Pacific shore, quiet coves, rugged cliffs, San Mateo, scenic bluffs, tide pools