The Maryland county executive elections of 2010 were held on November 2, 2010. Anne Arundel County, Baltimore County, Harford County, Howard County, Montgomery County, Prince George's County, and Wicomico County elected county executives. This race coincided with the election for Maryland county offices elections, 2010.
Anne Arundel County
Candidates
Republican
John Leopold, incumbent County Executive and former Maryland State Delegate
Democratic
Joanna Conti, former Colorado congressional candidate and businesswoman
Green
Mike Shay
Results
Baltimore County
Incumbent County Executive James T. Smith is prevented from seeking a third term due to term limits, creating an open seat.
Candidates
Democratic
Kevin B. Kamenetz, Baltimore County Councilman
Republican
Kenneth C. Holt, former Maryland State Delegate
Results
Harford County
Candidates
Republicans
David R. Craig, incumbent County Executive, former Maryland State Senator, former Maryland State Delegate, former Mayor of Havre de Grace
Constitution
Mark Fisher
Results
Howard County
Candidates
Democratic
Kenneth Ulman, incumbent County Executive, former Howard County Councilman
Republicans
Trent Kittleman
Montgomery County
Candidates
Democrat
Isiah Leggett, incumbent County Executive, former Montgomery County Councilman, former Chairman of the Maryland Democratic Party
Republican
Douglas E. Rosenfeld
Prince George's County
The current County Executive, Democrat Jack B. Johnson, was precluded from seeking a third term by term limits.