Located in San Mateo County, the quiet, scenic town of Atherton (pop. 7,194) is the second wealthiest community in America, with a per capita income of $112,408. Atherton is located on the peninsula nestled between the San Francisco Bay and the Pacific Ocean. The Town begins in the flatlands then moves westward to the hills, until it reaches Highway 280. Beautiful foliage, elegant gardens and heritage trees dominate this quiet small community.