2020 Washington Democratic presidential primary

The 2020 Washington Democratic presidential primary took place on March 10, 2020, as one of several states voting the week after Super Tuesday in the Democratic Party primaries for the 2020 presidential election. The state-run semi-open primary, which was used instead of party-run caucuses for the first time by Washington's Democrats, awarded 109 delegates to the 2020 Democratic National Convention, of which 89 were pledged delegates allocated according to the results of the primary.

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