Jefferson County, Wisconsin

Uncover the hidden history of Jefferson County told through images from special collections depicting history throughout the centuries. Jefferson County holds a unique place in the history of the state of Wisconsin. Founded in 1836 by Yankee settlers from New England, it began as an agriculturally-based county but soon rose to prominence as the cradle of the dairy industry. Nestled in the valley of the Rock River in southeastern Wisconsin, Jefferson County has always figured prominently in the h