There are 11 US Post Offices in Carver County serving a total of 83,625 residents equating to 7,602 residents per post office. It's estimated that approximately 133,475 packages are handled across the 11 county post offices annually. Carver County is a county located in the U.S. state of Minnesota. As of the 2010 census, the population was 91,042. Its county seat is Chaska. Carver County is named after the explorer Jonathan Carver, who in 1766-67, traveled from Boston to the Minnesota River, and wintered among the Sioux near the site of New Ulm. Carver County is part of the Minneapolis-St. Paul-Bloomington, MN-WI Metropolitan Statistical Area."