Bigham represents Washington County District 4, which covers Cottage Grove, St. Paul Park, Newport, Grey Cloud Island Township and Denmark Township. In the Senate she will be covering areas of Washington County and Dakota County. "I know that I'm going back to the state, but county government's where it's at," Bigham said. "You get so much done, and you can really have such a major impact on people. "Bigham was named board chair at the start of the year.