Trinity County on the map of California 2025. Cities, roads, borders and directions in Trinity County of California.

USA / California / Trinity County

Trinity County is a General Law county situated in the northern region of California. This wonderfuul county was founded back in 1850. The county's total area is 3179 square miles. The county is home to 16 thousand people. The county seat of Trinity County is Weaverville. This map shows the borders of Trinity County as well as neighboring counties, including major highways and natural objecsts as of 2025. Zoom in or out of the map using the plus/minus panel. Move the center of this map by dragging it. Also check out the satellite map of Trinity County.

The borders of Trinity County over the map of California

An image of Trinity County, CA

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