San Bernardino County on the map of California 2021. Cities, roads, borders and directions in San Bernardino County of California.

USA / California / San Bernardino County

San Bernardino County is the largest county in mainland US by area. The county spans over 20,105 square miles and includes some large cities. The official site of San Bernardino County is The county seat is the city of San Bernardino. This map shows the borders of San Bernardino County as well as neighboring counties, including major highways and natural objecsts as of 2021. Zoom in or out of the map using the plus/minus panel. Move the center of this map by dragging it.

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The borders of San Bernardino County over the map of California

An image of San Bernardino County, CA

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