In a repeat of the 2002 pattern, a surge of Republican votes concentrated in areas outside the Washington suburbs placed a GOP governor inside the Maryland statehouse. Larry Hogan’s biggest margin of victory was 140,000 votes, in his home county of Anne Arundel.

Margin of victory: won by votes

Up to 20K 20K or more Candidate Votes Percentage%
Anthony G. Brown
Larry J. Hogan


In the last governor’s race won by a Democrat, Baltimore city and Montgomery and Prince George’s counties alone provided a margin of almost 400,000 votes, more than enough to carry Gov. Martin O’Malley to a second term.

Margin of victory: O'Malley won by 268,642 votes

Up to 20K 20K or more Candidate Votes Percentage%
Martin O'Malley
Robert L. Ehrlich Jr.


In 2002 Maryland voters elected their first Republican governor in a generation. Strong Republican margins from Baltimore, Howard and Anne Arundel counties, and in rural areas, more than countered Democratic wins in the Washington suburbs and the city of Baltimore.

Margin of victory: Ehrlich won by 66,170 votes

Up to 20K 20K or more Candidate Votes Percentage%
Kathleen Kennedy Townsend
Robert L. Ehrlich Jr.

Margins by urban regions

Who wins in the Maryland governor’s race depends on swing voters in suburban counties, as well on the balance of voter turnout across the state. Here’s a look at the different roles played by counties across the urban landscape.

Large urban

urban map

These three large counties, home to Maryland’s biggest blocks of minority voters, are the state’s Democratic stronghold.


suburban map

The largest Republican margins usually come from among these nine counties. But swing voters can change the size of wins, and determine elections.


rural map

Reliably Republican, the 12 least-urban counties have the fewest votes, but they can be key when margins in suburban and urban counties are close.

Sources: The Associated Press, Maryland State Board of Elections and U.S. Census Bureau. Unofficial 2014 results are with 99 percent precincts reporting.