The Maryland gubernatorial election of 2010 was held on November 2, 2010. Seven charter counties chose elected officeholders in their county: Anne Arundel County, Baltimore County, Harford County, Howard County, Montgomery County, Prince George's County, and Wicomico County. The County elected offices include: County Council, State's Attorney, Sheriff, Clerk of the Circuit Court, Probate Judge, and Register of Wills. This page describes notable races and candidates. Anne Arundel County Declared Candidates District 1 District 2 District 3 District 4 District 5 District 6 District 7 Baltimore County Declared Candidates District 1 District 2 District 3 District 4 District 5 District 6 District 7 Democrats John Olszewski, Sr - Incumbent Buzz Beeler - Former Baltimore County Police Officer, Author Potential Candidates District 1 District 2 District 3 District 4 District 5 District 6 District 7 Harford County Declared Candidates Republicans Democrats Greens Potential Candidates Republicans Democrats Greens Howard County Declared Candidates Democrats Republicans Greens Potential Candidates Democrats Republicans Greens Montgomery County At-Large Declared Candidates Potential Candidates Democrats Marc Elrich, incumbent Nancy Floreen, incumbent George Leventhal, incumbent Duchy Trachtenberg, incumbent Republicans District 1 Democrats Roger Berliner, incumbent Republicans District 2 Democrats Craig Rice, incumbent Republicans District 3 Democrats Phil Andrews, incumbent Republicans District 4 Democrats Nancy Navarro, incumbent Republicans District 5 Democrats Valerie Ervin, incumbent Republicans Prince George's County Declared Candidates Democrats Republicans Potential Candidates Democrats Republicans Wicomico County References See also County offices County government in Maryland Maryland county offices