The 185th Infantry Regiment is a unit of the United States Army made up of soldiers from the California Army National Guard, represented by the 1st Battalion, part of the 81st Stryker Brigade Combat Team. The 185th Infantry was first used for a unit that traced its lineage back to the 6th Infantry Battalion of the California National Guard. The last active unit of the former 185th Infantry was the 1st Battalion, 185th Infantry, part of the , headquartered in Moreno Valley, CA. Its higher headquarters, in turn, was the 40th Infantry Division. This unit was disbanded in 2008.