2018 Senatorial Election Statistics
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Below are tables of statistics showing various data relating to the 2018 Presidential Election Results. These include state and county-level statistics for total votes, percentage of vote, vote swing, margin of victory, etc.

States with the Smallest Margin of Victory
StateTotal Vote D R S %Margin Margin Democratic Republican State1 Other
1 FL8,190,005216 0.12% 10,033 49.93% 50.05% 0.01% 0.01%
2 AZ2,384,308128 2.34% 55,900 49.96% 47.61% 0.00% 2.43%
3 TX8,371,655210 2.57% 214,921 48.33% 50.89% 0.00% 0.78%
4 WV586,034120 3.31% 19,397 49.57% 46.26% 0.00% 4.17%
5 MT504,384120 3.55% 17,913 50.33% 46.78% 0.00% 2.88%
6 NV972,132120 5.03% 48,869 50.41% 45.38% 1.57% 2.63%
7 MO2,442,289210 5.81% 141,992 45.57% 51.38% 0.00% 3.05%
8 IN2,270,175215 5.92% 134,447 45.09% 51.01% 0.00% 3.90%
9 MI4,237,271127 6.51% 275,660 52.26% 45.76% 0.00% 1.98%
10 OH4,410,898120 6.85% 301,960 53.41% 46.57% 0.02% 0.00%


States with the Largest Margin of Victory
StateTotal Vote D R S %Margin Margin Democratic Republican State1 Other
1 CA11,113,364100 54.16% 6,019,422 54.16% 0.00% 45.84% 0.00%
2 HI388,351120 42.30% 164,281 71.15% 28.85% 0.00% 0.00%
3 VT272,624024 39.92% 108,834 0.00% 27.44% 0.73% 71.83%
4 WY203,420210 36.86% 74,983 30.10% 66.96% 0.00% 2.94%
5 MD2,299,889127 34.55% 794,597 64.86% 30.31% 0.02% 4.82%
6 NY6,059,023120 33.98% 2,058,711 66.96% 32.98% 0.00% 0.06%
7 UT1,062,897216 31.68% 336,674 30.91% 62.59% 0.00% 6.50%
8 MA2,707,090120 24.16% 654,161 60.34% 36.17% 0.00% 3.49%
9 MN2,596,879126 24.10% 625,737 60.31% 36.21% 2.55% 0.93%
10 NM697,012120 23.56% 164,185 54.09% 30.53% 0.00% 15.38%


States with Highest Percent of Vote
DemocraticRepublicanState1
Hawaii71.15%Wyoming66.96%California45.84%
New York66.96%Utah62.59%Minnesota3.70%
Maryland64.86%Mississippi58.49%Minnesota2.55%
Rhode Island61.44%Nebraska57.69%Nevada1.57%
Massachusetts60.34%North Dakota55.11%Vermont0.73%
IndependentLibertarianGreen
Vermont67.36%New Mexico15.38%Arizona2.41%
Maine54.31%West Virginia4.17%Delaware1.15%
Maryland3.74%Indiana3.90%Michigan0.95%
Massachusetts3.39%Nebraska3.63%Minnesota0.89%
Missouri1.41%Montana2.88%New Jersey0.79%


States with Lowest Percent of Vote
DemocraticRepublicanState1
Vermont0.00%California0.00%Wyoming0.00%
Maine10.45%Vermont27.44%West Virginia0.00%
Wyoming30.10%Hawaii28.85%Washington0.00%
Utah30.91%Maryland30.31%Virginia0.00%
Nebraska38.62%New Mexico30.53%Texas0.00%


States with Largest Vote Swing
RepublicanDemocratic
Florida1,075,217California2,868,685
New York1,004,917Texas1,030,289
Minnesota711,858Tennessee558,528
Michigan692,780Massachusetts415,863
Missouri569,958Virginia311,532


States with Largest Vote Swing Percentage
RepublicanDemocratic
Minnesota24.08%California29.12%
Missouri21.51%Tennessee23.70%
West Virginia20.79%New Mexico17.82%
Delaware15.33%Wyoming17.14%
Michigan14.31%Hawaii17.10%


States with Largest Change in Total Votes
IncreasingDecreasing
Texas506,833California-1,465,147
Arizona138,699Ohio-1,038,229
Utah55,996New York-620,655
Montana18,318Pennsylvania-618,022
Washington16,751Virginia-450,823


States with Largest Percentage Change in Total Votes
IncreasingDecreasing
Texas6.44%Mississippi-26.90%
Arizona6.18%Mississippi-24.59%
Utah5.56%Ohio-19.05%
Montana3.77%Wyoming-16.92%
North Dakota1.65%Massachusetts-14.24%


State Ranks
Rank DemocraticRepublicanState1
122110
211230
3100


County Ranks
Rank DemocraticRepublicanState1
15161,4620
21,5005210
316510


Congressional District Ranks
Rank DemocraticRepublicanState1
165140
229280
3000


Counties with Highest Percent of Vote
DemocraticRepublicanState1
Bronx, NY91.74%Roberts, TX95.87%Modoc, CA71.31%
Prince George's, MD90.10%King, TX94.66%Lassen, CA70.23%
New York, NY89.82%Grant, NE93.69%Tehama, CA67.43%
Petersburg, VA89.52%Borden, TX93.29%Glenn, CA65.21%
Jefferson, MS87.94%Wheeler, TX92.76%Shasta, CA65.13%
Claiborne, MS87.23%Glasscock, TX92.60%Colusa, CA64.91%
Baltimore, MD86.95%Motley, TX91.65%Del Norte, CA62.16%
Philadelphia, PA86.83%Shackelford, TX91.65%Kings, CA62.13%
Kings, NY86.23%Armstrong, TX91.10%Trinity, CA61.91%
Charlottesville, VA86.12%Sterling, TX90.95%Sierra, CA61.49%
IndependentLibertarianGreen
Windham, VT75.66%De Baca, NM24.35%Greenlee, AZ4.21%
Chittenden, VT73.74%Cibola, NM19.03%La Paz, AZ3.92%
Washington, VT71.14%Los Alamos, NM18.70%Apache, AZ3.83%
Lamoille, VT70.36%San Juan, NM18.40%Graham, AZ3.42%
Addison, VT69.56%Socorro, NM18.10%Navajo, AZ3.38%
Windsor, VT69.28%Torrance, NM17.72%Gila, AZ3.29%
Orange, VT64.60%Harding, NM17.46%Coconino, AZ3.18%
Grand Isle, VT62.61%Guadalupe, NM17.40%Santa Cruz, AZ3.10%
Bennington, VT60.89%Quay, NM17.40%Yuma, AZ3.09%
Cumberland, ME60.88%Union, NM17.21%Mohave, AZ2.84%


Counties with Lowest Percent of Vote
DemocraticRepublicanState1
Windsor, VT0.00%Yuba, CA0.00%Yazoo, MS0.00%
Windham, VT0.00%Yolo, CA0.00%Yalobusha, MS0.00%
Washington, VT0.00%Ventura, CA0.00%Winston, MS0.00%
Rutland, VT0.00%Tuolumne, CA0.00%Wilkinson, MS0.00%
Orleans, VT0.00%Tulare, CA0.00%Webster, MS0.00%


Counties with Highest Number of Votes
DemocraticRepublicanState1
Los Angeles, CA1,565,167Maricopa, AZ672,505Los Angeles, CA1,146,044
Maricopa, AZ732,761Harris, TX498,902San Diego, CA468,564
King, WA708,654Miami-Dade, FL316,020Orange, CA420,814
Harris, TX700,200Tarrant, TX309,189Riverside, CA278,409
Kings, NY542,736Clark, NV266,675San Bernardino, CA233,360
San Diego, CA526,628Oakland, MI256,017Santa Clara, CA228,642
Orange, CA501,678King, WA247,071Alameda, CA226,950
Miami-Dade, FL485,496Palm Beach, FL244,850Sacramento, CA213,949
New York, NY481,779Dallas, TX241,126Contra Costa, CA158,748
Philadelphia, PA481,467Hillsborough, FL239,641Ventura, CA130,101
IndependentLibertarianGreen
Cumberland, ME93,860Bernalillo, NM39,274Maricopa, AZ32,371
Chittenden, VT55,669Marion, IN10,840Pima, AZ8,710
York, ME51,387Salt Lake, UT9,854Hennepin, MN6,034
Penobscot, ME31,271Fairfax, VA9,517Wayne, MI5,731
Kennebec, ME29,640Sandoval, NM9,397Oakland, MI4,833
Middlesex, MA22,642Harris, TX8,652Philadelphia, PA3,582
Androscoggin, ME22,150Dona Ana, NM8,029Kent, MI3,364
Washington, VT19,395Santa Fe, NM7,642Allegheny, PA3,240
Windsor, VT17,356San Juan, NM6,876Pinal, AZ3,183
Baltimore, MD17,192Douglas, NE6,727Macomb, MI2,899


Counties with Lowest Number of Votes
DemocraticRepublicanState1
Windsor, VT0Yuba, CA0Yazoo, MS0
Windham, VT0Yolo, CA0Yalobusha, MS0
Washington, VT0Ventura, CA0Winston, MS0
Rutland, VT0Tuolumne, CA0Wilkinson, MS0
Orleans, VT0Tulare, CA0Webster, MS0
Orange, VT0Trinity, CA0Wayne, MS0
Lamoille, VT0Tehama, CA0Washington, MS0
Grand Isle, VT0Sutter, CA0Warren, MS0
Franklin, VT0Stanislaus, CA0Walthall, MS0
Essex, VT0Sonoma, CA0Union, MS0


Counties with Largest Vote Swing
RepublicanDemocratic
Wayne, MI171,512Orange, CA556,350
Suffolk, NY106,195San Diego, CA425,731
Macomb, MI83,357Los Angeles, CA250,437
Queens, NY77,306Riverside, CA245,520
Pinellas, FL73,270Harris, TX219,271
Erie, NY69,239San Bernardino, CA188,469
Hennepin, MN66,484Travis, TX149,269
Philadelphia, PA65,611Middlesex, MA148,892
Palm Beach, FL65,103Dallas, TX142,134
Bronx, NY65,070Sacramento, CA134,905


Counties with Largest Vote Swing Percentage
RepublicanDemocratic
Clark, MO61.24%Lassen, CA70.00%
Mingo, WV60.24%Modoc, CA68.52%
Reynolds, MO58.57%El Dorado, CA63.91%
Morrison, MN57.31%Placer, CA63.68%
Yellow Medicine, MN56.82%Shasta, CA61.81%
Schuyler, MO56.59%Sierra, CA61.36%
Sullivan, MO55.44%Mariposa, CA60.57%
Mercer, MO55.09%Sutter, CA60.24%
Todd, MN54.99%Amador, CA59.85%
New Madrid, MO54.94%Orange, CA59.41%


Counties with Largest Change in Total Votes
IncreasingDecreasing
Travis, TX102,687Los Angeles, CA-341,367
Maricopa, AZ95,534Orange, CA-163,984
Collin, TX61,339San Diego, CA-149,473
Denton, TX55,475Wayne, MI-144,724
Williamson, TX47,589Cuyahoga, OH-132,110
Bexar, TX40,960Philadelphia, PA-99,343
Fort Bend, TX37,387San Bernardino, CA-85,037
Salt Lake, UT36,724Milwaukee, WI-85,026
El Paso, TX36,100Middlesex, MA-84,508
Harris, TX32,870Riverside, CA-83,373


Counties with Largest Percentage Change in Total Votes
IncreasingDecreasing
Hays, TX36.84%Greene, MS-45.43%
Williamson, TX29.63%George, MS-39.32%
Wasatch, UT28.23%Pearl River, MS-38.66%
Travis, TX26.92%Tunica, MS-38.52%
Sumter, FL25.91%Buchanan, VA-37.82%
Sioux, ND25.41%Tunica, MS-37.65%
Presidio, TX24.50%Claiborne, MS-36.66%
Denton, TX23.08%Wilkinson, MS-36.55%
McKenzie, ND22.89%Coahoma, MS-36.37%
Comal, TX22.19%Alcorn, MS-36.27%


Counties with Lowest Percent of Vote and Win
DemocraticRepublicanState1
Valencia, NM47.11%Harding, NM41.37%Washington, ME47.90%
Gilmer, WV47.22%De Baca, NM42.48%Penobscot, ME48.25%
Vigo, IN47.92%Sierra, NM43.28%Essex, VT48.67%
Pennington, MN48.07%Torrance, NM45.34%Androscoggin, ME48.78%
Delaware, IN48.15%Somerset, ME46.90%Oxford, ME50.60%


Counties with Highest Percent of Vote and Lose
DemocraticRepublicanState1
San Bernardino, CA49.97%Monroe, FL49.97%Somerset, ME45.95%
Chippewa, WI49.94%Outagamie, WI49.84%Piscataquis, ME45.08%
Putnam, NY49.83%Barnes, ND49.71%--
Madison, NY49.80%Jefferson, TX49.48%--
Buffalo, WI49.77%Clallam, WA49.33%--


Congressional Districts with Highest Percent of Vote
DemocraticRepublicanState1
District 7, WA84.41%District 1, WY66.96%District 1, VT67.36%
District 5, MN81.17%District 4, WA61.53%District 1, MN1.06%
District 4, WI78.56%District 5, WI56.90%District 4, MN1.05%
District 5, MN76.95%District 6, MN55.19%District 2, MN1.01%
District 2, WI73.44%District 7, MN55.19%District 6, MN1.00%


National Results for 2018

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