San Mateo County is a Beziak im Bundesstoot Kalifornien in da USA. Da Beziak hod 718.451 Eihwohna. Da Sitz vo da Vawoitung is Redwood City.

Da Beziak hod a Fläche vo 1919 Quadratkilometa, dovo san 756 Quadratkilometa Wossafläche.

Gmoana

Atherton
Belmont
Brisbane
Burlingame
Colma
Daly City
East Palo Alto
Foster City
Half Moon Bay
Hillsborough
Menlo Park
Millbrae
Pacifica
Portola Valley
Redwood City
San Bruno
San Carlos
San Mateo
South San Francisco
Woodside
San Mateo County, Kalifornien