Election 1966 Results
Each election opens in its own mode: the forecast before the votes are counted, the live count while races are still too close to call, and the results once every race is decided.
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1966 Maryland governor election
Spiro Agnew (Republican) beat George P. Mahoney (Democrat) in Maryland in 1966, 49.5% to 40.6%, a margin of 8.9 points and 81,775 votes.
Maryland changed party: in 1962 it went Democratic, for J. Millard Tawes.
Democrats led in 13 of the 24 counties as they stood then and Republicans in 11. The largest, Baltimore City, cast 241,762 votes and went to the Republican by 9.9 points. The closest was Howard, where 73 votes separated the two parties.
Early projection, based on early and incomplete polling: the likely matchups, each weighted by the betting markets' odds of both nominations, not a result. Each county is its 2024 presidential margin moved by its state's projected swing; set a national vote and every state, district and county moves by the same amount from our projection. Colours run in 100 steps from a safe Republican to a safe Democratic margin. Boundaries: US Census Bureau.
Governor
| Candidate | Party | Votes | Share |
|---|---|---|---|
| Spiro Agnew won | Republican | 455,318 | 49.5% |
| George P. Mahoney | Democratic | 373,543 | 40.6% |
| Hyman A. Pressman | Independent | 90,899 | 9.9% |
| All other candidates | 1 | 0.0% | |
| Total | 919,761 |
Every county
| County | Democrat | Republican | Others | Total | Margin |
|---|---|---|---|---|---|
| Baltimore City | 90,352 37.4% | 114,262 47.3% | 37,148 | 241,762 | R+9.9 |
| Baltimore | 81,570 47.1% | 68,596 39.6% | 23,079 | 173,245 | D+7.5 |
| Montgomery | 32,092 25.4% | 89,643 71.0% | 4,434 | 126,169 | R+45.6 |
| Prince Georges | 41,745 41.5% | 54,801 54.5% | 4,022 | 100,568 | R+13.0 |
| Anne Arundel | 29,444 49.0% | 23,610 39.3% | 7,063 | 60,117 | D+9.7 |
| Washington | 10,336 39.7% | 14,606 56.1% | 1,084 | 26,026 | R+16.4 |
| Allegany | 8,099 32.5% | 12,350 49.5% | 4,509 | 24,958 | R+17.0 |
| Harford | 8,961 42.0% | 10,038 47.1% | 2,319 | 21,318 | R+5.1 |
| Frederick | 8,197 41.1% | 10,443 52.4% | 1,281 | 19,921 | R+11.3 |
| Carroll | 6,181 42.0% | 6,908 47.0% | 1,615 | 14,704 | R+4.9 |
| Howard | 6,042 45.3% | 5,969 44.8% | 1,322 | 13,333 | D+0.5 |
| Wicomico | 5,744 43.8% | 6,900 52.6% | 479 | 13,123 | R+8.8 |
| Cecil | 5,720 49.3% | 5,387 46.5% | 484 | 11,591 | D+2.9 |
| Charles | 5,283 56.1% | 4,014 42.6% | 123 | 9,420 | D+13.5 |
| Dorchester | 5,158 59.1% | 3,221 36.9% | 347 | 8,726 | D+22.2 |
| St. Marys | 4,899 60.6% | 3,097 38.3% | 85 | 8,081 | D+22.3 |
| Talbot | 3,337 45.7% | 3,725 51.0% | 236 | 7,298 | R+5.3 |
| Somerset | 3,752 54.1% | 3,104 44.7% | 83 | 6,939 | D+9.3 |
| Garrett | 2,418 41.9% | 3,123 54.1% | 234 | 5,775 | R+12.2 |
| Kent | 2,805 49.7% | 2,622 46.4% | 222 | 5,649 | D+3.2 |
| Worcester | 3,036 53.8% | 2,524 44.8% | 80 | 5,640 | D+9.1 |
| Queen Annes | 3,181 57.9% | 2,083 37.9% | 231 | 5,495 | D+20.0 |
| Caroline | 2,598 49.9% | 2,346 45.1% | 260 | 5,204 | D+4.8 |
| Calvert | 2,593 55.2% | 1,946 41.4% | 159 | 4,698 | D+13.8 |
Counties as they stood in 1966; some have since been split, merged or renamed. Margin: the Democrat's share of all votes minus the Republican's. Sources and how the results were checked.
Maryland governor elections we hold
| Year | Winner | Margin |
|---|---|---|
| 2022 | Wes Moore (D) | D+32.4 |
| 2018 | Larry Hogan (R) | R+11.8 |
| 2014 | Larry Hogan (R) | R+3.8 |
| 2010 | Martin O'Malley (D) | D+14.5 |
| 2006 | Martin O'Malley (D) | D+6.5 |
| 2002 | Bob Ehrlich (R) | R+3.9 |
| 1998 | Parris N. Glendening (D) | D+10.3 |
| 1994 | Parris N. Glendening (D) | D+0.4 |
| 1990 | William D. Schaefer (D) | D+19.5 |
| 1986 | William D. Schaefer (D) | D+64.7 |
| 1982 | Harry R. Hughes (D) | D+24.0 |
| 1978 | Harry Hughes (D) | D+42.0 |
| 1974 | Marvin Mandel (D) | D+27.0 |
| 1970 | Marvin Mandel (D) | D+33.4 |
| 1966 | Spiro Agnew (R) | R+8.9 |
| 1962 | J. Millard Tawes (D) | D+11.3 |
| 1958 | J. Millard Tawes (D) | D+27.1 |
| 1954 | Theodore R. McKeldin (R) | R+8.9 |
| 1950 | Theodore McKeldin (R) | R+14.6 |
| 1946 | William Preston Lane Jr. (D) | D+9.5 |
| 1942 | Herbert O'Conor (D) | D+5.1 |
| 1938 | Herbert R. O'Conor (D) | D+11.7 |
| 1934 | Harry W. Nice (R) | R+1.2 |
| 1930 | Albert Ritchie (D) | D+13.2 |
| 1926 | Albert Ritchie (D) | D+16.6 |
| 1923 | Albert Ritchie (D) | D+12.7 |
| 1919 | Albert Ritchie (D) | D+0.1 |
| 1915 | Emerson C. Harrington (D) | D+1.3 |
| 1911 | Phillips Lee Goldsborough (R) | R+1.4 |
| 1907 | Austin Lane Crothers (D) | D+3.8 |
| 1903 | Edwin Warfield (D) | D+6.0 |
| 1899 | John Walter Smith (D) | D+4.8 |
| 1895 | Lloyd Lowndes Jr. (R) | R+7.8 |
| 1891 | Frank Brown (D) | D+15.7 |
| 1887 | Elihu E. Jackson (D) | D+6.5 |
| 1883 | Robert M. McLane (D) | D+6.9 |
| 1879 | William T. Hamilton (D) | D+13.9 |
| 1875 | John Carroll (D) | D+8.2 |
| 1871 | William P. Whyte (D) | D+11.4 |
| 1867 | Oden Bowie (D) | D+48.6 |