{
 "topic": "senate",
 "site": "electiondata.dev",
 "place": {
  "id": "us-de",
  "name": "Delaware",
  "level": "us-state",
  "parent": "usa",
  "path": "us/de",
  "slug": "de",
  "state": "de",
  "state_name": "Delaware",
  "state_id": "us-de"
 },
 "question": "How did Delaware vote for the Senate?",
 "answer": {
  "verdict": "Lisa Blunt Rochester (Democrat) won by 17.1 points",
  "value": 17.1,
  "unit": " pts",
  "digits": 1,
  "label": "Senate, 2024: winner's margin",
  "lines": [
   "Lisa Blunt Rochester (Democrat) 56.6%, Eric Hansen (Republican) 39.5%, Michael \"dr. Mike\" Katz (Independent) 3.9%",
   "500,606 votes for Senate candidates"
  ]
 },
 "as_of": "2024",
 "as_of_label": "2024",
 "charts": [
  {
   "id": "senate-margin",
   "title": "Every regular Senate election in Delaware since 1976",
   "description": "17 regular elections; Democrats were ahead in 13 and Republicans in 4.",
   "indicator": "Democratic candidate's share of Senate votes minus the Republican's, points (regular elections; special elections are in the table)",
   "subtitle": "Democratic share minus Republican share, in points. Above the line: the Democrat got more votes.",
   "x": {
    "kind": "year"
   },
   "y": {
    "digits": 1,
    "unit": " pts",
    "format": "party-margin"
   },
   "layers": [
    {
     "type": "bars",
     "name": "Margin",
     "base": 0,
     "points": [
      [
       1976,
       -12.194,
       "rep"
      ],
      [
       1978,
       16.938,
       "dem"
      ],
      [
       1982,
       -10.967,
       "rep"
      ],
      [
       1984,
       20.222,
       "dem"
      ],
      [
       1988,
       -24.122,
       "rep"
      ],
      [
       1990,
       26.846,
       "dem"
      ],
      [
       1994,
       -13.334,
       "rep"
      ],
      [
       1996,
       21.908,
       "dem"
      ],
      [
       2000,
       11.828,
       "dem"
      ],
      [
       2002,
       17.416,
       "dem"
      ],
      [
       2006,
       41.5,
       "dem"
      ],
      [
       2008,
       29.374,
       "dem"
      ],
      [
       2012,
       37.465,
       "dem"
      ],
      [
       2014,
       13.601,
       "dem"
      ],
      [
       2018,
       22.134,
       "dem"
      ],
      [
       2020,
       21.54,
       "dem"
      ],
      [
       2024,
       17.088,
       "dem"
      ]
     ],
     "legend": [
      {
       "label": "Democrat ahead",
       "cls": "dem"
      },
      {
       "label": "Republican ahead",
       "cls": "rep"
      }
     ]
    }
   ]
  }
 ],
 "limits": [
  "Statewide totals say nothing about who voted or why.",
  "Candidates with a party's support under another name (Minnesota's DFL, New York's fusion lines) are counted with that party, as the MIT data's simplified party does; independents stay independents."
 ],
 "method": "Each candidate's votes are summed over every ballot line; blank, over- and under-votes are left out. The margin is the winner's share of the votes minus the runner-up's. A runoff, where held, is the result.",
 "sources": [
  {
   "name": "electiondata.dev senate-results, version 2026-10-25.247421eda6",
   "url": "https://electiondata.dev/",
   "license": "CC0 1.0"
  },
  {
   "name": "MIT Election Data and Science Lab, U.S. Senate statewide 1976-2024",
   "url": "https://doi.org/10.7910/DVN/PEJ5QU",
   "license": "CC0 1.0"
  }
 ],
 "check": {
  "races": [
   {
    "year": 1976,
    "special": false,
    "runoff": false,
    "total": 224795,
    "votes": {
     "William V. Roth Jr.": 125454,
     "Thomas C. Maloney": 98042,
     "Donald G. Gies": 646,
     "Joseph F. Mcinerney": 437,
     "John A. Massimilla": 216
    }
   },
   {
    "year": 1978,
    "special": false,
    "runoff": false,
    "total": 162072,
    "votes": {
     "Joseph R. Biden Jr.": 93930,
     "James H. Baxter Jr.": 66479,
     "Donald G. Gies": 1663
    }
   },
   {
    "year": 1982,
    "special": false,
    "runoff": false,
    "total": 190960,
    "votes": {
     "William V. Roth Jr.": 105357,
     "David N. Levinson": 84413,
     "Lawrence D. Sullivan": 653,
     "Charles A. Baker": 537
    }
   },
   {
    "year": 1984,
    "special": false,
    "runoff": false,
    "total": 245932,
    "votes": {
     "Joseph R. Biden Jr.": 147831,
     "John M. Burris": 98101
    }
   },
   {
    "year": 1988,
    "special": false,
    "runoff": false,
    "total": 243493,
    "votes": {
     "William V. Roth Jr.": 151115,
     "S. B. Woo": 92378
    }
   },
   {
    "year": 1990,
    "special": false,
    "runoff": false,
    "total": 180157,
    "votes": {
     "Joseph R. Biden Jr.": 112918,
     "M. Jane Brady": 64554,
     "Lee Rosenbaum": 2680
    }
   },
   {
    "year": 1994,
    "special": false,
    "runoff": false,
    "total": 199000,
    "votes": {
     "William V. Roth Jr.": 111074,
     "Charles M. Oberly": 84540,
     "John C. Dierickx": 3386
    }
   },
   {
    "year": 1996,
    "special": false,
    "runoff": false,
    "total": 275591,
    "votes": {
     "Joseph R. Biden Jr.": 165465,
     "Raymond J. Clatworthy": 105088,
     "Mark Jones": 3340,
     "Jacqueline Kossoff": 1698
    }
   },
   {
    "year": 2000,
    "special": false,
    "runoff": false,
    "total": 326993,
    "votes": {
     "Thomas R. Carper": 181566,
     "William V. Roth Jr.": 142891,
     "J. Burke Morrison": 1103,
     "Mark E. Dankof": 1044,
     "Robert Mattson": 389
    }
   },
   {
    "year": 2002,
    "special": false,
    "runoff": false,
    "total": 232314,
    "votes": {
     "Joseph R. Biden Jr.": 135253,
     "Raymond J. Clatworthy": 94793,
     "Maurice Barros": 996,
     "Raymond T. Buranello": 922,
     "Robert E. Mattson": 350
    }
   },
   {
    "year": 2006,
    "special": false,
    "runoff": false,
    "total": 242972,
    "votes": {
     "Thomas R. Carper": 170567,
     "Jan Ting": 69734,
     "William E. Morris": 2671
    }
   },
   {
    "year": 2008,
    "special": false,
    "runoff": false,
    "total": 398134,
    "votes": {
     "Joseph R. Biden Jr.": 257539,
     "Christine O'donnell": 140595
    }
   },
   {
    "year": 2010,
    "special": true,
    "runoff": false,
    "total": 307402,
    "votes": {
     "Christopher A. Coons": 174012,
     "Christine O'donnell": 123053,
     "Glenn A. Miller": 8201,
     "James W. Rash": 2101
    }
   },
   {
    "year": 2012,
    "special": false,
    "runoff": false,
    "total": 399606,
    "votes": {
     "Thomas R. Carper": 265415,
     "Kevin Wade": 115700,
     "Alexander Pires": 15300,
     "Andrew Richard Groff": 3191
    }
   },
   {
    "year": 2014,
    "special": false,
    "runoff": false,
    "total": 234038,
    "votes": {
     "Christopher A. Coons": 130655,
     "Kevin Wade": 98823,
     "Andrew Groff": 4560
    }
   },
   {
    "year": 2018,
    "special": false,
    "runoff": false,
    "total": 362592,
    "votes": {
     "Thomas R. Carper": 217385,
     "Robert B. Arlett": 137127,
     "Demitri G. Theodoropoulos": 4170,
     "Nadine M. Frost": 3910
    }
   },
   {
    "year": 2020,
    "special": false,
    "runoff": false,
    "total": 490935,
    "votes": {
     "Christopher A. Coons": 291804,
     "Lauren Witzke": 186054,
     "Mark W. Turley": 7833,
     "Nadine M. Frost": 5244
    }
   },
   {
    "year": 2024,
    "special": false,
    "runoff": false,
    "total": 500606,
    "votes": {
     "Lisa Blunt Rochester": 283298,
     "Eric Hansen": 197753,
     "Michael \"dr. Mike\" Katz": 19555
    }
   }
  ],
  "dataset": "senate-results",
  "version": "2026-10-25.247421eda6"
 },
 "table": {
  "title": "Every Senate race since 1976",
  "columns": [
   "Race",
   "Winner",
   "Runner-up",
   "Margin",
   "Votes"
  ],
  "num": [
   3,
   4
  ],
  "rows": [
   [
    "2024",
    "Lisa Blunt Rochester (D) 56.6%",
    "Eric Hansen (R) 39.5%",
    "17.1 pts",
    "500,606"
   ],
   [
    "2020",
    "Christopher A. Coons (D) 59.4%",
    "Lauren Witzke (R) 37.9%",
    "21.5 pts",
    "490,935"
   ],
   [
    "2018",
    "Thomas R. Carper (D) 60.0%",
    "Robert B. Arlett (R) 37.8%",
    "22.1 pts",
    "362,592"
   ],
   [
    "2014",
    "Christopher A. Coons (D) 55.8%",
    "Kevin Wade (R) 42.2%",
    "13.6 pts",
    "234,038"
   ],
   [
    "2012",
    "Thomas R. Carper (D) 66.4%",
    "Kevin Wade (R) 29.0%",
    "37.5 pts",
    "399,606"
   ],
   [
    "2010 special",
    "Christopher A. Coons (D) 56.6%",
    "Christine O'donnell (R) 40.0%",
    "16.6 pts",
    "307,402"
   ],
   [
    "2008",
    "Joseph R. Biden Jr. (D) 64.7%",
    "Christine O'donnell (R) 35.3%",
    "29.4 pts",
    "398,134"
   ],
   [
    "2006",
    "Thomas R. Carper (D) 70.2%",
    "Jan Ting (R) 28.7%",
    "41.5 pts",
    "242,972"
   ],
   [
    "2002",
    "Joseph R. Biden Jr. (D) 58.2%",
    "Raymond J. Clatworthy (R) 40.8%",
    "17.4 pts",
    "232,314"
   ],
   [
    "2000",
    "Thomas R. Carper (D) 55.5%",
    "William V. Roth Jr. (R) 43.7%",
    "11.8 pts",
    "326,993"
   ],
   [
    "1996",
    "Joseph R. Biden Jr. (D) 60.0%",
    "Raymond J. Clatworthy (R) 38.1%",
    "21.9 pts",
    "275,591"
   ],
   [
    "1994",
    "William V. Roth Jr. (R) 55.8%",
    "Charles M. Oberly (D) 42.5%",
    "13.3 pts",
    "199,000"
   ],
   [
    "1990",
    "Joseph R. Biden Jr. (D) 62.7%",
    "M. Jane Brady (R) 35.8%",
    "26.8 pts",
    "180,157"
   ],
   [
    "1988",
    "William V. Roth Jr. (R) 62.1%",
    "S. B. Woo (D) 37.9%",
    "24.1 pts",
    "243,493"
   ],
   [
    "1984",
    "Joseph R. Biden Jr. (D) 60.1%",
    "John M. Burris (R) 39.9%",
    "20.2 pts",
    "245,932"
   ],
   [
    "1982",
    "William V. Roth Jr. (R) 55.2%",
    "David N. Levinson (D) 44.2%",
    "11.0 pts",
    "190,960"
   ],
   [
    "1978",
    "Joseph R. Biden Jr. (D) 58.0%",
    "James H. Baxter Jr. (R) 41.0%",
    "16.9 pts",
    "162,072"
   ],
   [
    "1976",
    "William V. Roth Jr. (R) 55.8%",
    "Thomas C. Maloney (D) 43.6%",
    "12.2 pts",
    "224,795"
   ]
  ]
 },
 "api": {
  "now": "/data/places/us-de/senate.json",
  "source": "https://api.electiondata.dev/v1/senate-results/download/senate-results.csv",
  "source_label": "Every Senate race, every state, from electiondata.dev (live, no key)"
 },
 "generated_at": "2026-10-26T20:05:12+00:00"
}