From March 9 to June 1, 1948, presidential primaries were organized by the Democratic Party to select delegates to the 1948 Democratic National Convention, to determine the party's nominee for president in the 1948 United States presidential election. The elections took place in 14 states where delegates were chosen in primary elections.
Incumbent president Harry S. Truman won eight contests, while uncommitted delegates won the remaining six. Truman was ultimately nominated for re-election at the Democratic National Convention in Philadelphia.
Delegates per state State Delegates Primary dateNew Hampshire12New York98Wisconsin24Illinois60Nebraska12New Jersey36Massachusetts36Pennsylvania74Maryland20Alabama26Florida20Ohio50West Virginia20Oregon16California54South Dakota8
Contests DateContestPopular vote Truman Uncommitted Eisenhower Wallace Stassen MacArthur Lucas Others March 9 New Hampshire — 4,409(100.0%) — — — — — — April 6 Wisconsin 25,415(83.8%) — — — — — — 4,906(16.2%) April 13 Illinois 16,299(81.7%) — 1,709(8.6%) — — — 427(2.1%) 1,513(7.6%) Nebraska 67,672(98.7%) — — — — — — 894(1.3%) April 20 New Jersey 1,100(92.5%) — — 87(7.3%) — — — 2(0.2%) April 27 Massachusetts — 51,207(100.0%) — — — — — — Pennsylvania 328,891(96.0%) — 4,502(1.3%) 4,329(1.3%) 1,301(0.4%) 1,220(0.4%) — 2,409(0.7%) May 4 Alabama — 161,629(100.0%) — — — — — — Florida — 92,169(100.0%) — — — — — — Ohio — 271,146(100.0%) — — — — — — May 11 West Virginia — 157,102(100.0%) — — — — — — May 21 Oregon 112,962(93.8) — — — — — — 7,436 (6.2%) June 1 California 811,920(100.0%) — — — — — — — South Dakota 11,193(58.3%) 8,016(41.6%) — — — — — —TOTAL 1,375,452(63.9%) 653,509(30.4%) 6,211(0.3%) 4,416(0.2%) 1,301(0.1%) 1,220(0.1%) 427(0.0%) 109,329(5.1%)
See also Republican Party presidential primaries, 1948
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