The 1980 United States Senate election in Maryland took place on November 4, 1980.

Incumbent Republican U.S Senator Charles Mathias won re-election to a third term in a landslide, defeating Democratic State Senator Edward T. Conroy.

As of , this is the last time a Republican won a U.S. Senate election in Maryland. It is also the last time a Republican won Prince George's County and Baltimore City in a statewide election, and the last time a U.S. Senate candidate won every county in the state, although Barbara Mikulski won all but Garrett County in 1992 and 1998.

Republican primary Candidates Roscoe Bartlett John M. Brennan Jack Fortune Holden Charles Mathias, incumbent Senator V. Dallas Merrell Gerald G. Warren

Results

Democratic primary Candidates Frank J. Broschart, candidate for U.S. Representative in 1972 Edward T. Conroy, State Senator from Bowie Mello Cottone Victor Crawford, State Senator from Silver Spring Robert L. Douglass, State Senator from Baltimore John A. Kennedy Dennis C. McCoy, Delegate from Baltimore R. Spencer Oliver, Chief of Staff of the Commission on Security and Cooperation in Europe David E. Shaw Kurt Summers Richard J. Taranto James A. Young

Results

General election Results

Results by county

+CountyCharlies Mathias RepublicanEdward T. Conroy DemocraticMarginTotal Votes

Cast#%#%#% Allegany 18,700 73.25% 6,829 26.75% 11,871 46.50% 25,529 Anne Arundel 76,352 69.80% 33,028 30.20% 43,324 39.61% 109,380 Baltimore (City) 108,051 56.50% 83,176 43.50% 24,875 13.01% 191,227 Baltimore (County) 151,087 65.75% 78,694 34.25% 72,393 31.51% 229,781 Calvert 5,774 65.10% 3,096 34.90% 2,678 30.19% 8,870 Caroline 3,586 69.54% 1,571 30.46% 2,015 39.07% 5,157 Carroll 16,623 61.78% 10,285 38.22% 6,338 23.55% 26,908 Cecil 9,507 65.08% 5,101 34.92% 4,406 30.16% 14,608 Charles 11,308 63.32% 6,551 36.68% 4,757 26.64% 17,859 Dorchester 5,463 68.43% 2,520 31.57% 2,943 36.87% 7,983 Frederick 26,230 76.31% 8,143 23.69% 18,087 52.62% 34,373 Garrett 5,136 76.15% 1,609 23.85% 3,527 52.29% 6,745 Harford 32,805 72.31% 12,562 27.69% 20,243 44.62% 45,367 Howard 31,740 72.61% 11,970 27.39% 19,770 45.23% 43,710 Kent 3,331 70.13% 1,419 29.87% 1,912 40.25% 4,750 Montgomery 196,817 76.49% 60,506 23.51% 136,311 52.97% 257,323 Prince George's 87,311 52.33% 79,532 47.67% 7,779 4.66% 166,843 Queen Anne's 4,730 68.64% 2,161 31.36% 2,569 37.28% 6,891 St. Mary's 7,602 62.55% 4,551 37.45% 3,051 25.10% 12,153 Somerset 2,986 65.38% 1,581 34.62% 1,405 30.76% 4,567 Talbot 6,439 77.10% 1,912 22.90% 4,527 54.21% 8,351 Washington 22,460 68.73% 10,220 31.27% 12,240 37.45% 32,680 Wicomico 11,675 67.34% 5,663 32.66% 6,012 34.68% 17,338 Worcester 5,257 68.32% 2,438 31.68% 2,819 36.63% 7,695 Total 850970 66.17% 435,118 33.83% 415,852 32.33% 1,286,088

Counties that flipped from Democratic to Republican Baltimore (County) Baltimore (City)

See also 1980 United States Senate elections 1980 United States elections

References