Elections / 1988 · US Senate
The 1988 Senate map
33 Senate contests were decided in 1988: Democrats won 19, Republicans 14. Every contest below links to its page with the state's full Senate history.
1988 U.S. Senate elections
Dem. caucus 5551for control45 Republicans
7 seats flipped (CT, FL, MS, MT, NV, VA, WA) — Democrats held control. Independents (Sanders, King) are counted in the caucus they organize with and shown in gold on the map.
VTMARICTNJDEMD
States with a seat up this cycle, filled by margin · cyan outlines a seat that flipped party · gold an independent · hover for the detail
Every contest
Statewide totals; candidate-level detail joins when the raw store is re-fetched with names.
| State | Won | Margin | Pres. 1988 | Democratic | Republican | Total |
|---|---|---|---|---|---|---|
| Arizona | D | R+21.2 | 660,403 | 478,060 | 1,164,507 | |
| California | R | R+3.6 | 4,287,253 | 5,143,409 | 9,743,547 | |
| Connecticut | D | R+5.1 | 688,499 | 678,454 | 1,383,516 | |
| Delaware | R | R+12.4 | 92,378 | 151,115 | 243,493 | |
| Florida | R | R+22.4 | 2,016,553 | 2,051,071 | 4,067,624 | |
| Hawaii | D | D+9.5 | 247,941 | 66,987 | 323,876 | |
| Indiana | R | R+20.2 | 668,778 | 1,430,525 | 2,099,303 | |
| Massachusetts | D | D+7.9 | 1,693,344 | 884,267 | 2,606,225 | |
| Maryland | D | R+2.9 | 999,166 | 617,537 | 1,616,703 | |
| Maine | D | R+11.5 | 452,581 | 104,164 | 556,745 | |
| Michigan | D | R+7.9 | 2,116,865 | 1,348,219 | 3,505,985 | |
| Minnesota | R | D+7.0 | 856,694 | 1,176,210 | 2,093,538 | |
| Missouri | R | R+4.0 | 660,045 | 1,407,416 | 2,078,871 | |
| Mississippi | R | R+20.8 | 436,339 | 510,380 | 946,719 | |
| Montana | R | R+5.9 | 175,809 | 189,445 | 365,254 | |
| North Dakota | D | R+13.1 | 171,899 | 112,937 | 289,170 | |
| Nebraska | D | R+21.0 | 378,717 | 278,250 | 667,339 | |
| New Jersey | D | R+13.6 | 1,599,905 | 1,349,937 | 2,987,634 | |
| New Mexico | D | R+5.0 | 321,983 | 186,579 | 508,562 | |
| Nevada | D | R+20.9 | 175,548 | 161,336 | 342,407 | |
| New York | D | D+4.1 | 3,907,178 | 1,686,558 | 6,040,980 | |
| Ohio | D | R+10.9 | 2,480,038 | 1,872,716 | 4,352,754 | |
| Pennsylvania | R | R+2.3 | 1,416,764 | 2,901,715 | 4,366,598 | |
| Rhode Island | R | D+11.7 | 180,717 | 217,273 | 397,990 | |
| Tennessee | D | R+16.3 | 1,020,061 | 541,033 | 1,567,136 | |
| Texas | D | R+12.6 | 3,149,806 | 2,129,228 | 5,323,023 | |
| Utah | R | R+34.2 | 203,364 | 430,089 | 640,702 | |
| Virginia | D | R+20.5 | 1,474,086 | 593,652 | 2,067,738 | |
| Vermont | R | R+3.5 | 71,460 | 163,183 | 240,108 | |
| Washington | R | D+1.6 | 904,183 | 944,359 | 1,848,542 | |
| Wisconsin | D | D+3.6 | 1,128,625 | 1,030,440 | 2,168,190 | |
| West Virginia | D | D+4.7 | 410,983 | 223,564 | 634,547 | |
| Wyoming | R | R+22.5 | 89,821 | 91,143 | 180,964 |
Source. MIT Election Data + Science Lab — 1988 US Senate returns, party-classified by literal ballot party · statewide certified totals. Real returns — nothing estimated.